{"id":54452,"date":"2026-06-10T14:09:30","date_gmt":"2026-06-10T06:09:30","guid":{"rendered":"https:\/\/www.cnmetalfasteners.com\/?page_id=54452"},"modified":"2026-06-22T09:23:34","modified_gmt":"2026-06-22T01:23:34","slug":"astm-a320-l7-l7m","status":"publish","type":"page","link":"https:\/\/www.cnmetalfasteners.com\/fr\/materials-alloys\/astm-a320-l7-l7m\/","title":{"rendered":"Goujons en acier alli\u00e9 ASTM A320 L7 et L7M"},"content":{"rendered":"<style>\n.wisine-astm-a320-l7-l7m-page {\n  --navy:#0d1f33; --navy2:#132b45; --red:#c9252d; --blue:#1f6fae; --light:#f4f7fa; --line:#d9e2ea; --text:#243447; --muted:#607184; --white:#fff;\n  font-family: Arial, Helvetica, sans-serif; color: var(--text); line-height: 1.6; background: var(--white); overflow-x: hidden;\n}\n.wisine-astm-a320-l7-l7m-page *, .wisine-astm-a320-l7-l7m-page *::before, .wisine-astm-a320-l7-l7m-page *::after { box-sizing: border-box; }\n.wisine-astm-a320-l7-l7m-page a { color: inherit; text-decoration: none; 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\/materials-alloys\/astm-a320-l7-l7m\/\nPrimary Keyword: ASTM A320 L7 L7M stud bolts\n-->\n\n<div class=\"wisine-astm-a320-l7-l7m-page\">\n  <section class=\"hero\">\n    <div class=\"wrap hero-grid\">\n      <div>\n        <span class=\"eyebrow\">Mat\u00e9riaux et alliages WISINE<\/span>\n        <h1>Goujons en acier alli\u00e9 ASTM A320 L7 et L7M<\/h1>\n        <p class=\"lead\">R\u00e9f\u00e9rence de la sp\u00e9cification ASTM A320 L7 \/ L7M pour goujons, tiges filet\u00e9es, boulons, \u00e9crous compatibles et ensembles de fixation industrielle en acier alli\u00e9 lorsque le projet prescrit des mat\u00e9riaux L7 ou L7M.<\/p>\n        <div class=\"buttons\">\n          <a class=\"btn primary\" href=\"\/fr\/custom-parts\/send-drawing-for-quote\/\">Envoyer un plan pour un devis<\/a>\n          <a class=\"btn secondary\" href=\"\/industrial-fasteners\/threaded-rods-stud-bolts\/\">Voir les goujons<\/a>\n          <a class=\"btn outline\" href=\"\/fr\/resources\/standards-certificates\/\">Consulter les normes et certificats<\/a>\n        <\/div>\n      <\/div>\n      <div class=\"placeholder\">Replace with confirmed ASTM A320 L7 \/ L7M alloy steel stud bolts or bolting set image. Alt text: ASTM A320 L7 and L7M alloy steel stud bolts.<\/div>\n    <\/div>\n  <\/section>\n\n  <nav class=\"quick-nav wrap\" aria-label=\"Navigation rapide : ASTM A320 L7 et L7M\">\n    <a href=\"#material-overview\">Pr\u00e9sentation<\/a>\n    <a href=\"#equivalent-grades\">R\u00e9f\u00e9rences des nuances<\/a>\n    <a href=\"#product-forms\">Formes des produits<\/a>\n    <a href=\"#fastener-products\">Produits L7 \/ L7M<\/a>\n    <a href=\"#matching-notes\">Notes A320 \/ A194<\/a>\n    <a href=\"#fastener-applications\">Applications<\/a>\n    <a href=\"#material-options\">Conseils de s\u00e9lection<\/a>\n    <a href=\"#standards-documents\">Documents<\/a>\n    <a href=\"#rfq-checklist\">Liste de pr\u00e9paration du devis<\/a>\n    <a href=\"#related-products\">Produits associ\u00e9s<\/a>\n    <a href=\"#inquiry\">Demande de renseignements<\/a>\n  <\/nav>\n\n  <section id=\"material-overview\" class=\"section\">\n    <div class=\"wrap split\">\n      <div>\n        <span class=\"eyebrow\">Pr\u00e9sentation de la sp\u00e9cification<\/span>\n        <h2>ASTM A320 L7 \/ L7M pour la boulonnerie en acier alli\u00e9 prescrite par le projet<\/h2>\n        <p style=\"margin-top:14px;color:var(--muted);\">ASTM A320 L7 et ASTM A320 L7M sont des sp\u00e9cifications de mat\u00e9riaux de boulonnerie en acier alli\u00e9 couramment \u00e9tudi\u00e9es pour les goujons, tiges filet\u00e9es et assemblages industriels lorsque le projet prescrit ASTM A320 L7 ou L7M.<\/p>\n        <p style=\"margin-top:14px;color:var(--muted);\">L7 \/ L7M alloy steel bolting can be considered for stud bolts, threaded rods, bolts, matched nuts, washers and fastener sets where ASTM A320 L7 \/ L7M is specified by project requirements. Final bolting material selection should be reviewed according to service conditions and project specification. Grade, class, thread, nut pairing and certificate requirements should be confirmed before quotation. L7 and L7M should not be treated as interchangeable without project confirmation.<\/p>\n        <p style=\"margin-top:14px;color:var(--muted);\">Impact testing or low-temperature requirements should be confirmed according to project specification where required.<\/p>\n        <div class=\"buttons\">\n          <a class=\"btn secondary\" href=\"\/fr\/materials-alloys\/alloy-steel\/\">Voir les aciers alli\u00e9s<\/a>\n          <a class=\"btn secondary\" href=\"\/fr\/materials-alloys\/astm-a193-b7-b7m\/\">Comparer A193 B7 \/ B7M<\/a>\n          <a class=\"btn primary\" href=\"\/fr\/custom-parts\/send-drawing-for-quote\/\">Envoyer les exigences<\/a>\n        <\/div>\n      <\/div>\n      <div class=\"card\">\n        <h3>Points cl\u00e9s pour les achats<\/h3>\n        <ul>\n          <li>Confirmer la nuance ASTM A320 L7 ou ASTM A320 L7M<\/li>\n          <li>Confirm class, condition and impact testing requirement where specified<\/li>\n          <li>Confirmer les exigences d\u2019\u00e9crous compatibles ASTM A194 7 \/ 7M si n\u00e9cessaires<\/li>\n          <li>Confirmer le diam\u00e8tre, la longueur, le nombre d\u2019\u00e9crous, les rondelles et la finition ou le rev\u00eatement<\/li>\n          <li>Confirmer les exigences de certificats et de contr\u00f4le avant le devis<\/li>\n        <\/ul>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section id=\"equivalent-grades\" class=\"section muted\">\n    <div class=\"wrap\">\n      <div class=\"head\">\n        <span class=\"eyebrow\">R\u00e9f\u00e9rences des nuances<\/span>\n        <h2>D\u00e9signations des nuances et r\u00e9f\u00e9rences courantes ASTM A320 L7 \/ L7M<\/h2>\n        <p>Grade, class, condition, impact testing requirements, matching nut requirements and applicable standards should be confirmed according to order requirements, product form and project specification. L7 and L7M should not be assumed interchangeable.<\/p>\n      <\/div>\n      <table>\n        <thead>\n          <tr>\n            <th>Nom \/ d\u00e9signation<\/th>\n            <th>R\u00e9f\u00e9rence courante<\/th>\n            <th>Points \u00e0 confirmer pour le devis<\/th>\n          <\/tr>\n        <\/thead>\n        <tbody>\n          <tr>\n            <td>ASTM A320 L7<\/td>\n            <td>Boulonnerie en acier alli\u00e9 L7<\/td>\n            <td>Confirm grade, class, condition, thread, finish or coating, impact testing requirement and certificate requirements according to project documents.<\/td>\n          <\/tr>\n          <tr>\n            <td>ASTM A320 L7M<\/td>\n            <td>Boulonnerie en acier alli\u00e9 L7M<\/td>\n            <td>Confirmer les exigences L7M, la norme applicable, la forme du produit et les \u00e9crous compatibles avant chiffrage.<\/td>\n          <\/tr>\n          <tr>\n            <td>Boulonnerie en acier alli\u00e9 L7<\/td>\n            <td>Boulonnerie en acier alli\u00e9 \u00e0 basse temp\u00e9rature si prescrite<\/td>\n            <td>Do not assume grade, class, condition or compliance without confirmed order specification and documents.<\/td>\n          <\/tr>\n          <tr>\n            <td>Boulonnerie en acier alli\u00e9 L7M<\/td>\n            <td>R\u00e9f\u00e9rence de boulonnerie en acier alli\u00e9 prescrite par le projet<\/td>\n            <td>Confirmer la nuance et la classe selon la sp\u00e9cification du projet, sans se fier uniquement aux d\u00e9signations abr\u00e9g\u00e9es.<\/td>\n          <\/tr>\n          <tr>\n            <td>\u00c9crous ASTM A194 7 si prescrits<\/td>\n            <td>\u00c9tude des \u00e9crous compatibles avec la boulonnerie L7<\/td>\n            <td>Confirmer la nuance des \u00e9crous assortis, le filetage, la quantit\u00e9 et les certificats selon la sp\u00e9cification du projet.<\/td>\n          <\/tr>\n          <tr>\n            <td>\u00c9crous ASTM A194 7M si prescrits<\/td>\n            <td>\u00c9tude des \u00e9crous compatibles avec la boulonnerie L7M<\/td>\n            <td>Ne pas pr\u00e9sumer de la nuance ou de la classe des \u00e9crous assortis sans documents de projet confirm\u00e9s.<\/td>\n          <\/tr>\n        <\/tbody>\n      <\/table>\n      <div class=\"note\">Grade, class, condition, impact testing requirements, matching nut requirements and applicable standards should be confirmed according to order requirements, product form and project specification. L7 and L7M should not be assumed interchangeable.<\/div>\n    <\/div>\n  <\/section>\n\n  <section id=\"product-forms\" class=\"section\">\n    <div class=\"wrap\">\n      <div class=\"head\">\n        <span class=\"eyebrow\">Formes des produits<\/span>\n        <h2>Formes de produits ASTM A320 L7 \/ L7M \u00e9tudi\u00e9es par WISINE<\/h2>\n        <p>Les formes de produits peuvent \u00eatre \u00e9tudi\u00e9es selon les exigences confirm\u00e9es, la disponibilit\u00e9 du mat\u00e9riau, la quantit\u00e9 et les besoins de fabrication.<\/p>\n      <\/div>\n      <div class=\"grid-3\">\n        <div class=\"card\">\n          <h3>Goujons et tiges filet\u00e9es<\/h3>\n          <p>Stud bolts, fully threaded rods, double-end studs and threaded rods can be discussed when grade, class, thread, length and impact testing requirements are confirmed.<\/p>\n        <\/div>\n        <div class=\"card\">\n          <h3>Boulons, \u00e9crous et rondelles<\/h3>\n          <p>Les boulons hexagonaux lorsqu\u2019ils sont sp\u00e9cifi\u00e9s, \u00e9crous assortis, rondelles et ensembles de fixation peuvent \u00eatre examin\u00e9s selon la nuance ASTM, les exigences d\u2019\u00e9crous et les documents n\u00e9cessaires.<\/p>\n        <\/div>\n        <div class=\"card\">\n          <h3>Composants sur plan<\/h3>\n          <p>Les composants de boulonnerie en acier alli\u00e9 sur plan peuvent \u00eatre \u00e9tudi\u00e9s apr\u00e8s r\u00e9ception des plans, de la sp\u00e9cification du mat\u00e9riau, des dimensions, de la finition ou du rev\u00eatement et des exigences de contr\u00f4le.<\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section id=\"fastener-products\" class=\"section muted\">\n    <div class=\"wrap\">\n      <div class=\"head\">\n        <span class=\"eyebrow\">Produits de fixation<\/span>\n        <h2>Fixations ASTM A320 L7 \/ L7M pour les demandes de prix<\/h2>\n        <p>WISINE can discuss ASTM A320 L7 and L7M alloy steel bolting products according to grade, class, thread, dimensions, matching nut requirements and documentation needs.<\/p>\n      <\/div>\n      <div class=\"grid-4\">\n        <a class=\"card\" href=\"\/industrial-fasteners\/threaded-rods-stud-bolts\/\">\n          <h3>Goujons ASTM A320 L7<\/h3>\n          <p>Goujons L7 pour les assemblages de boulonnerie propres au projet lorsque les documents prescrivent ASTM A320 L7.<\/p>\n        <\/a>\n        <a class=\"card\" href=\"\/industrial-fasteners\/threaded-rods-stud-bolts\/\">\n          <h3>Goujons ASTM A320 L7M<\/h3>\n          <p>L7M stud bolts with grade, class, thread, length, nut and certificate requirements confirmed before quotation.<\/p>\n        <\/a>\n        <a class=\"card\" href=\"\/industrial-fasteners\/threaded-rods-stud-bolts\/\">\n          <h3>Tiges filet\u00e9es L7<\/h3>\n          <p>Tiges et barres enti\u00e8rement filet\u00e9es L7 selon le diam\u00e8tre, le pas, la longueur et les documents confirm\u00e9s.<\/p>\n        <\/a>\n        <a class=\"card\" href=\"\/industrial-fasteners\/threaded-rods-stud-bolts\/\">\n          <h3>Tiges filet\u00e9es L7M<\/h3>\n          <p>L7M threaded rods can be discussed when project documents specify grade, class and applicable standard requirements.<\/p>\n        <\/a>\n        <a class=\"card\" href=\"\/industrial-fasteners\/bolts\/\">\n          <h3>Boulons L7 \/ L7M<\/h3>\n          <p>Boulons lorsque ASTM A320 L7 \/ L7M est prescrit et que la forme finale du produit est confirm\u00e9e avant fabrication.<\/p>\n        <\/a>\n        <a class=\"card\" href=\"\/fr\/industrial-fasteners\/\">\n          <h3>Ensembles de fixations L7 \/ L7M<\/h3>\n          <p>Des ensembles de boulonnerie peuvent \u00eatre \u00e9tudi\u00e9s avec \u00e9crous assortis, rondelles, quantit\u00e9 et certificats confirm\u00e9s dans la demande de prix.<\/p>\n        <\/a>\n        <a class=\"card\" href=\"\/industrial-fasteners\/nuts\/\">\n          <h3>\u00c9crous et rondelles assortis<\/h3>\n          <p>Les \u00e9crous ASTM A194 7 \/ 7M, lorsqu\u2019ils sont prescrits, ainsi que les exigences relatives aux rondelles doivent \u00eatre confirm\u00e9s selon le projet.<\/p>\n        <\/a>\n        <a class=\"card\" href=\"\/industrial-fasteners\/special-fasteners\/\">\n          <h3>Composants L7 \/ L7M sur plan<\/h3>\n          <p>Les composants sp\u00e9ciaux de boulonnerie en acier alli\u00e9 peuvent \u00eatre \u00e9tudi\u00e9s selon les plans, tol\u00e9rances et exigences de contr\u00f4le.<\/p>\n        <\/a>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section id=\"matching-notes\" class=\"section\">\n    <div class=\"wrap split\">\n      <div>\n        <span class=\"eyebrow\">Notes de compatibilit\u00e9 A320 \/ A194<\/span>\n        <h2>Confirmer les \u00e9crous compatibles et les rapports de r\u00e9silience<\/h2>\n        <p style=\"margin-top:14px;color:var(--muted);\">Les goujons ASTM A320 L7 \/ L7M sont souvent \u00e9tudi\u00e9s avec des \u00e9crous ASTM A194 7 \/ 7M lorsque le projet les prescrit. La nuance des \u00e9crous compatibles, le filetage, la quantit\u00e9, les rondelles et les certificats doivent \u00eatre confirm\u00e9s selon le projet.<\/p>\n        <p style=\"margin-top:14px;color:var(--muted);\">WISINE does not assume a matching nut grade, class or document package without confirmed project documents. Impact testing or low-temperature documentation requirements should be confirmed before quotation when required.<\/p>\n        <div class=\"buttons\">\n          <a class=\"btn secondary\" href=\"\/industrial-fasteners\/nuts\/\">Voir les \u00e9crous<\/a>\n          <a class=\"btn secondary\" href=\"\/industrial-fasteners\/washers\/\">Voir les rondelles<\/a>\n          <a class=\"btn primary\" href=\"\/fr\/custom-parts\/send-drawing-for-quote\/\">Envoyer vos exigences de boulonnerie<\/a>\n        <\/div>\n      <\/div>\n      <div class=\"card\">\n        <h3>D\u00e9tails d\u2019appariement \u00e0 confirmer<\/h3>\n        <ul>\n          <li>ASTM A320 grade and class for stud bolts<\/li>\n          <li>Nuance d\u2019\u00e9crou ASTM A194 lorsqu\u2019elle est sp\u00e9cifi\u00e9e<\/li>\n          <li>Impact testing requirement if specified<\/li>\n          <li>Type, pas du filetage et exigences d\u2019ajustement<\/li>\n          <li>Exigences de rondelles et de certificats<\/li>\n        <\/ul>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section id=\"fastener-applications\" class=\"section muted\">\n    <div class=\"wrap\">\n      <div class=\"head\">\n        <span class=\"eyebrow\">Applications<\/span>\n        <h2>Contextes courants des demandes de boulonnerie ASTM A320 L7 \/ L7M<\/h2>\n        <p>Les indications d\u2019application servent uniquement \u00e0 pr\u00e9parer une demande de prix. Le choix final du mat\u00e9riau de boulonnerie doit \u00eatre examin\u00e9 selon les conditions de service et la sp\u00e9cification du projet.<\/p>\n      <\/div>\n      <div class=\"grid-3\">\n        <div class=\"card\"><h3>Assemblages \u00e0 brides<\/h3><p>Raccordements \u00e0 brides lorsque le projet prescrit ASTM A320 L7 \/ L7M et que les exigences finales de boulonnerie sont confirm\u00e9es.<\/p><\/div>\n        <div class=\"card\"><h3>Syst\u00e8mes de tuyauterie<\/h3><p>Tuyauteries lorsque le projet prescrit la boulonnerie L7 \/ L7M, les \u00e9crous compatibles et les documents.<\/p><\/div>\n        <div class=\"card\"><h3>Vannes et assemblages d\u2019\u00e9quipements<\/h3><p>Valves and equipment assemblies where alloy steel bolting grade, class and matching nut requirements are specified.<\/p><\/div>\n        <div class=\"card\"><h3>Assemblages boulonn\u00e9s industriels<\/h3><p>Assemblages industriels n\u00e9cessitant la confirmation de la nuance ASTM, du filetage, de la finition ou du rev\u00eatement, du nombre d\u2019\u00e9crous et des contr\u00f4les.<\/p><\/div>\n        <div class=\"card\"><h3>\u00c9tude des basses temp\u00e9ratures<\/h3><p>\u00c9tude du service \u00e0 basse temp\u00e9rature lorsque le projet prescrit ASTM A320 L7 \/ L7M et que les rapports de r\u00e9silience sont confirm\u00e9s.<\/p><\/div>\n        <div class=\"card\"><h3>Ensembles de fixation propres au projet<\/h3><p>Ensembles avec goujons, \u00e9crous et rondelles selon les normes, dimensions et certificats confirm\u00e9s.<\/p><\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section id=\"material-options\" class=\"section\">\n    <div class=\"wrap split\">\n      <div>\n        <span class=\"eyebrow\">Conseils de s\u00e9lection<\/span>\n        <h2>Comparaison des sp\u00e9cifications lors d\u2019une demande de prix<\/h2>\n        <p style=\"margin-top:14px;color:var(--muted);\">Lors de la pr\u00e9paration d\u2019une demande, les clients peuvent comparer ASTM A320 L7 \/ L7M \u00e0 ASTM A193 B7 \/ B7M, ASTM A193 B8 \/ B8M, ASTM A194 7 \/ 7M, ASTM A194 2H \/ 2HM, l\u2019acier inoxydable 316 \/ 316L, Inconel 625 et Duplex 2205.<\/p>\n        <p style=\"margin-top:14px;color:var(--muted);\">Le choix final du mat\u00e9riau et de la sp\u00e9cification de boulonnerie doit tenir compte du milieu de service, de la temp\u00e9rature, de la r\u00e9silience, des milieux corrosifs, des exigences m\u00e9caniques, de la norme et du projet. L7 \/ L7M, B7 \/ B7M et B8 \/ B8M ne sont pas pr\u00e9sum\u00e9s interchangeables sans validation du projet.<\/p>\n        <div class=\"buttons\">\n          <a class=\"btn secondary\" href=\"\/fr\/materials-alloys\/astm-a193-b7-b7m\/\">Comparer A193 B7 \/ B7M<\/a>\n          <a class=\"btn secondary\" href=\"\/fr\/materials-alloys\/astm-a193-b8-b8m\/\">Comparer A193 B8 \/ B8M<\/a>\n          <a class=\"btn secondary\" href=\"\/fr\/materials-alloys\/316-316l-stainless-steel\/\">Comparer le 316 \/ 316L<\/a>\n        <\/div>\n      <\/div>\n      <div class=\"card\">\n        <h3>Points de s\u00e9lection \u00e0 confirmer<\/h3>\n        <ul>\n          <li>ASTM A320 L7 ou L7M est-il prescrit ?<\/li>\n          <li>Quelle classe ou quel \u00e9tat est requis ?<\/li>\n          <li>Des \u00e9crous assortis ASTM A194 sont-ils requis ?<\/li>\n          <li>Are impact testing documents required?<\/li>\n          <li>Le projet sp\u00e9cifie-t-il des exigences de finition, rev\u00eatement ou marquage ?<\/li>\n        <\/ul>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section id=\"standards-documents\" class=\"section muted\">\n    <div class=\"wrap\">\n      <div class=\"head\">\n        <span class=\"eyebrow\">Documents<\/span>\n        <h2>Normes, certificats et documents de contr\u00f4le<\/h2>\n        <p>Les documents doivent \u00eatre discut\u00e9s avant chiffrage. Confirmez la disponibilit\u00e9 des certificats, qui ne doit pas \u00eatre pr\u00e9sum\u00e9e pour chaque produit ASTM A320 L7 \/ L7M.<\/p>\n      <\/div>\n      <div class=\"grid-2\">\n        <div class=\"card\"><h3>Certificats mati\u00e8re<\/h3><p>Des certificats mati\u00e8re peuvent \u00eatre \u00e9tudi\u00e9s si requis. Les documents EN 10204 3.1 \/ 3.2 peuvent \u00eatre discut\u00e9s selon la commande, la forme du produit et les conditions de fourniture.<\/p><\/div>\n        <div class=\"card\"><h3>Nuance ASTM et exigences de r\u00e9silience<\/h3><p>ASTM A320 grade, class, thread, finish, heat treatment or condition if specified, impact testing requirement if specified, matching nut requirement and certificate requirement should be confirmed before quotation.<\/p><\/div>\n        <div class=\"card\"><h3>Exigences de contr\u00f4le<\/h3><p>PMI, third-party inspection, coating report, impact testing documents or inspection documents should be confirmed before quotation when required.<\/p><\/div>\n        <div class=\"card\"><h3>Exigences propres \u00e0 la commande<\/h3><p>Les exigences NACE \/ MR0175 ou de service corrosif propres au projet doivent \u00eatre confirm\u00e9es pour chaque commande et non pr\u00e9sum\u00e9es.<\/p><\/div>\n      <\/div>\n      <div class=\"note\">WISINE does not claim ASTM compliance for all products without confirmed order specification and documents. L7 \/ L7M grade, class, impact testing and matching nut requirements should be confirmed according to project specification.<\/div>\n    <\/div>\n  <\/section>\n\n  <section id=\"rfq-checklist\" class=\"section\">\n    <div class=\"wrap\">\n      <div class=\"head\">\n        <span class=\"eyebrow\">Liste de pr\u00e9paration du devis<\/span>\n        <h2>Informations pour un devis ASTM A320 L7 \/ L7M<\/h2>\n        <p>A clear RFQ helps confirm grade, class, matching nuts, impact requirements, dimensions, manufacturing route and document requirements before quotation.<\/p>\n      <\/div>\n      <div class=\"grid-3\">\n        <div class=\"card\"><h3>D\u00e9tails de la sp\u00e9cification<\/h3><ul><li>Type de produit<\/li><li>Nuance ASTM : L7 ou L7M<\/li><li>Classe ou \u00e9tat, si sp\u00e9cifi\u00e9s<\/li><li>Impact testing requirement if specified<\/li><li>Nuance des \u00e9crous assortis, si requise<\/li><li>Norme, le cas \u00e9ch\u00e9ant<\/li><\/ul><\/div>\n        <div class=\"card\"><h3>Dimensions et appariement<\/h3><ul><li>Diam\u00e8tre<\/li><li>Longueur<\/li><li>Type de filetage<\/li><li>Pas de filetage<\/li><li>Nombre d\u2019\u00e9crous<\/li><li>Exigences de rondelles<\/li><li>Plan si non standard<\/li><\/ul><\/div>\n        <div class=\"card\"><h3>Commande et documents<\/h3><ul><li>Quantit\u00e9<\/li><li>Finition de surface ou rev\u00eatement<\/li><li>Certificats requis<\/li><li>Exigence d'inspection<\/li><li>Pays de destination<\/li><li>Environnement d\u2019application, si pertinent<\/li><\/ul><\/div>\n      <\/div>\n      <div class=\"buttons\">\n        <a class=\"btn primary\" href=\"\/fr\/custom-parts\/send-drawing-for-quote\/\">Envoyer un plan pour un devis<\/a>\n        <a class=\"btn secondary\" href=\"\/fr\/resources\/quote-preparation-guides\/\">Consulter les guides de pr\u00e9paration des demandes de prix<\/a>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section id=\"related-products\" class=\"section muted\">\n    <div class=\"wrap\">\n      <div class=\"head\">\n        <span class=\"eyebrow\">Produits et ressources associ\u00e9s<\/span>\n        <h2>Explorer les pages WISINE associ\u00e9es<\/h2>\n        <p>Utilisez ces pages pour consulter les aciers alli\u00e9s associ\u00e9s, les sp\u00e9cifications de boulonnerie, les cat\u00e9gories de fixations et les ressources de pr\u00e9paration des devis.<\/p>\n      <\/div>\n      <div class=\"grid-4\">\n        <a class=\"card\" href=\"\/fr\/materials-alloys\/\"><h3>Catalogue des mat\u00e9riaux et alliages<\/h3><p>Consulter les familles de mat\u00e9riaux WISINE et les options propres au projet.<\/p><\/a>\n        <a class=\"card\" href=\"\/fr\/materials-alloys\/alloy-steel\/\"><h3>Cat\u00e9gorie des aciers alli\u00e9s<\/h3><p>Planned category page for alloy steel material options.<\/p><\/a>\n        <a class=\"card\" href=\"\/fr\/materials-alloys\/astm-a193-b7-b7m\/\"><h3>ASTM A193 B7 \/ B7M<\/h3><p>Consulter les sp\u00e9cifications de boulonnerie en acier alli\u00e9.<\/p><\/a>\n        <a class=\"card\" href=\"\/fr\/materials-alloys\/astm-a193-b8-b8m\/\"><h3>ASTM A193 B8 \/ B8M<\/h3><p>Consulter les sp\u00e9cifications de boulonnerie en acier inoxydable.<\/p><\/a>\n        <a class=\"card\" href=\"\/fr\/materials-alloys\/316-316l-stainless-steel\/\"><h3>Acier inoxydable 316 \/ 316L<\/h3><p>Consulter les fixations et pi\u00e8ces sur mesure en acier inoxydable.<\/p><\/a>\n        <a class=\"card\" href=\"\/fr\/industrial-fasteners\/\"><h3>Catalogue des fixations industrielles<\/h3><p>Parcourir les familles de fixations industrielles WISINE.<\/p><\/a>\n        <a class=\"card\" href=\"\/industrial-fasteners\/threaded-rods-stud-bolts\/\"><h3>Tiges filet\u00e9es et goujons<\/h3><p>Consulter les goujons, tiges filet\u00e9es et informations de devis associ\u00e9es.<\/p><\/a>\n        <a class=\"card\" href=\"\/industrial-fasteners\/bolts\/\"><h3>Boulons<\/h3><p>Consulter les types de boulons et sp\u00e9cifications propres au projet.<\/p><\/a>\n        <a class=\"card\" href=\"\/industrial-fasteners\/nuts\/\"><h3>\u00c9crous<\/h3><p>Consulter les options d\u2019\u00e9crous pour ensembles de boulonnerie industriels.<\/p><\/a>\n        <a class=\"card\" href=\"\/industrial-fasteners\/washers\/\"><h3>Rondelles<\/h3><p>Consulter les rondelles pour ensembles de fixation assortis en mat\u00e9riau.<\/p><\/a>\n        <a class=\"card\" href=\"\/industrial-fasteners\/special-fasteners\/\"><h3>Fixations sp\u00e9ciales<\/h3><p>\u00c9tudier les besoins en fixations sur plan et non standard.<\/p><\/a>\n        <a class=\"card\" href=\"\/fr\/custom-parts\/\"><h3>Pi\u00e8ces sur mesure<\/h3><p>Consulter les pi\u00e8ces m\u00e9talliques sur mesure et composants usin\u00e9s sur plan.<\/p><\/a>\n        <a class=\"card\" href=\"\/fr\/resources\/material-guides\/\"><h3>Guides des mat\u00e9riaux<\/h3><p>Utiliser les ressources sur les mat\u00e9riaux pour pr\u00e9parer les demandes de prix et comparer les options.<\/p><\/a>\n        <a class=\"card\" href=\"\/fr\/resources\/standards-certificates\/\"><h3>Normes et certificats<\/h3><p>Consulter les points \u00e0 discuter concernant les documents et contr\u00f4les.<\/p><\/a>\n        <a class=\"card\" href=\"\/fr\/resources\/quote-preparation-guides\/\"><h3>Guides de pr\u00e9paration des devis<\/h3><p>Pr\u00e9parer les dimensions, plans, normes et certificats requis.<\/p><\/a>\n        <a class=\"card\" href=\"\/fr\/custom-parts\/send-drawing-for-quote\/\"><h3>Envoyer un plan pour un devis<\/h3><p>Envoyer les plans et exigences pour pi\u00e8ces sur mesure ou fixations sp\u00e9ciales.<\/p><\/a>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section class=\"section\">\n    <div class=\"wrap\">\n      <div class=\"head\">\n        <span class=\"eyebrow\">Questions fr\u00e9quentes<\/span>\n        <h2>Questions fr\u00e9quentes sur les goujons ASTM A320 L7 \/ L7M<\/h2>\n      <\/div>\n      <div class=\"grid-2\">\n        <div class=\"card\"><h3>WISINE peut-elle chiffrer des goujons ASTM A320 L7 et L7M ?<\/h3><p>Les goujons ASTM A320 L7 et L7M peuvent \u00eatre \u00e9tudi\u00e9s selon les exigences du projet, la disponibilit\u00e9 du mat\u00e9riau, la quantit\u00e9, les op\u00e9rations et les documents.<\/p><\/div>\n        <div class=\"card\"><h3>Faut-il inclure les exigences de r\u00e9silience dans la demande de prix ?<\/h3><p>Yes. Impact testing or low-temperature requirements should be confirmed according to project specification where required, and related documents should be confirmed before quotation.<\/p><\/div>\n        <div class=\"card\"><h3>WISINE peut-elle fournir des \u00e9crous assortis ASTM A194 ?<\/h3><p>Les \u00e9crous compatibles ASTM A194 7 \/ 7M peuvent \u00eatre \u00e9tudi\u00e9s si prescrits. Confirmez la nuance, le filetage, la quantit\u00e9 et les certificats avant chiffrage.<\/p><\/div>\n        <div class=\"card\"><h3>Les certificats sont-ils inclus automatiquement ?<\/h3><p>Non. Les certificats mati\u00e8re et documents de contr\u00f4le peuvent \u00eatre discut\u00e9s si requis, mais leur disponibilit\u00e9 doit \u00eatre confirm\u00e9e avant devis.<\/p><\/div>\n        <div class=\"card\"><h3>L7 \/ L7M peuvent-ils remplacer B7 \/ B7M ?<\/h3><p>L7 \/ L7M et B7 \/ B7M ne doivent pas \u00eatre consid\u00e9r\u00e9s comme interchangeables sans validation du projet. Le choix final du mat\u00e9riau doit tenir compte des conditions de service et des sp\u00e9cifications du projet.<\/p><\/div>\n        <div class=\"card\"><h3>WISINE peut-elle \u00e9tudier des composants L7 \/ L7M sur plan ?<\/h3><p>Yes. Drawing-based alloy steel bolting components can be discussed after drawings, ASTM grade, class, dimensions, impact requirement if specified, finish or coating, quantity and inspection requirements are provided.<\/p><\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section id=\"inquiry\" class=\"cta\">\n    <div class=\"wrap cta-grid\">\n      <div>\n        <span class=\"eyebrow\">Demande de renseignements<\/span>\n        <h2>\u00c9tudier des goujons et ensembles ASTM A320 L7 \/ L7M<\/h2>\n        <p>Send product type, ASTM grade, class or condition if specified, impact testing requirement if specified, dimensions, thread, matching nut grade, nut quantity, washer requirement, finish or coating, quantity and certificate requirements. WISINE can review ASTM A320 L7 \/ L7M alloy steel bolting according to confirmed project requirements.<\/p>\n      <\/div>\n      <div class=\"buttons\">\n        <a class=\"btn primary\" href=\"\/fr\/custom-parts\/send-drawing-for-quote\/\">Envoyer un plan pour un devis<\/a>\n        <a class=\"btn outline\" href=\"\/resources\/fastener-references\/\">Consulter les r\u00e9f\u00e9rences sur les fixations<\/a>\n      <\/div>\n    <\/div>\n  <\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"<div class=\"slide-text-bg2\">\n<h3>WISINE Materials &amp; Alloys ASTM A320 L7 and L7M Alloy Steel Stud Bolts ASTM A320 L7 \/ L7M specification reference<\/h3>\n<\/div>\n<div class=\"flex-btn-div\"><a href=\"https:\/\/www.cnmetalfasteners.com\/fr\/materials-alloys\/astm-a320-l7-l7m\/\" class=\"btn1 flex-btn\">Lire la suite<\/a><\/div>","protected":false},"author":1,"featured_media":0,"parent":54303,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"fullwidth.php","meta":{"_monsterinsights_skip_tracking":false,"footnotes":""},"class_list":["post-54452","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.5 (Yoast SEO v28.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>ASTM A320 L7 and L7M Alloy Steel Stud Bolts - wisine fasteners and metal<\/title>\n<meta name=\"description\" content=\"WISINE supports ASTM A320 L7 and L7M alloy steel stud bolts, threaded rods, bolts, matched nuts and fastener sets for low-temperature bolting discussions and project-specific industrial assemblies.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.cnmetalfasteners.com\/fr\/materials-alloys\/astm-a320-l7-l7m\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ASTM A320 L7 and L7M Alloy Steel Stud Bolts\" \/>\n<meta property=\"og:description\" content=\"WISINE supports ASTM A320 L7 and L7M alloy steel stud bolts, threaded rods, bolts, matched nuts and fastener sets for low-temperature bolting discussions and project-specific industrial assemblies.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.cnmetalfasteners.com\/fr\/materials-alloys\/astm-a320-l7-l7m\/\" \/>\n<meta property=\"og:site_name\" content=\"wisine fasteners and metal\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/people\/Henry-Liu\/pfbid028FGEcrjYV1NCu9SGaj4jVsb6RffkfQEVAXxxRuUudxf4vcsJPqvAfeqNKyPrS6SBl\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-22T01:23:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.cnmetalfasteners.com\/wp-content\/uploads\/2023\/06\/fasteners-factory.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1196\" \/>\n\t<meta property=\"og:image:height\" content=\"760\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"9 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.cnmetalfasteners.com\\\/materials-alloys\\\/astm-a320-l7-l7m\\\/\",\"url\":\"https:\\\/\\\/www.cnmetalfasteners.com\\\/materials-alloys\\\/astm-a320-l7-l7m\\\/\",\"name\":\"ASTM A320 L7 and L7M Alloy Steel Stud Bolts - wisine fasteners and metal\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.cnmetalfasteners.com\\\/#website\"},\"datePublished\":\"2026-06-10T06:09:30+00:00\",\"dateModified\":\"2026-06-22T01:23:34+00:00\",\"description\":\"WISINE supports ASTM A320 L7 and L7M alloy steel stud bolts, threaded rods, bolts, matched nuts and fastener sets for low-temperature bolting discussions and project-specific industrial assemblies.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.cnmetalfasteners.com\\\/materials-alloys\\\/astm-a320-l7-l7m\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.cnmetalfasteners.com\\\/materials-alloys\\\/astm-a320-l7-l7m\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.cnmetalfasteners.com\\\/materials-alloys\\\/astm-a320-l7-l7m\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\\\/\\\/www.cnmetalfasteners.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Materials &amp; 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