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It provides detailed information and practical examples to support correct construction and interpretation of the symbols. The system enables specification of welding and brazing operations, including nondestructive examination parameters such as the examination method, frequency, and extent.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/aws-a242007-standard-symbols-for-welding-brazing-and-nondestructive-examination-method-for-specifying-operations-and-examination-information/663364/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/aws-a242007-standard-symbols-for-welding-brazing-and-nondestructive-examination-method-for-specifying-operations-and-examination-information/663364.png","ImageObject",300,407,{"name":92,"@type":93},"Melati","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-29","2026-10-28",true,{"@type":102,"interactionType":103,"userInteractionCount":8},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the purpose of AWS A2.4:2007?","Question",{"text":112,"@type":113},"It establishes a symbol-based method to specify selected welding, brazing, and nondestructive examination information.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How does the standard support symbol use?",{"text":117,"@type":113},"It includes detailed information and examples for constructing and interpreting the symbols correctly.",{"name":119,"@type":110,"acceptedAnswer":120},"What nondestructive examination details can be specified using this symbol system?",{"text":121,"@type":113},"The system supports specifying the examination method, frequency, and extent.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},663364,1793226977,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":8,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":39,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":129,"read_time":46},962085570644,"https://ap-avatar.wpscdn.com/davatar_994ba38a5ba835b3df7d355c54d3ed8d","AWS A2.4:2007  \nAn American National Standard  \nStandard Symbols for Welding, Brazing, and Nondestructive Examination  \nAWS A2.4:2007  \nAn American National Standard  \nApproved by the  \nAmerican National Standards Institute March 23, 2007  \nStandard Symbols for Welding, Brazing, and Nondestructive Examination  \n6th Edition  \nSupersedes ANSI/AWS A2.4-98  \nPrepared by the  \nAmerican Welding Society (AWS) A2 Committee on Definitions and Symbols  \nUnder the Direction of the  \nAWS Technical Activities Committee  \nApproved by the AWS Board of Directors  \nAbstract  \nThis standard establishes a method for specifying certain welding, brazing, and nondestructive examination information by means of symbols. Detailed information and examples are provided for the construction and interpretation of these symbols. This system provides a means of specifying welding or brazing operations as well as nondestructive examination, including the examination method, frequency, and extent.  \n550 N.W. LeJeune Road, Miami, FL 33126  \nTable of Contents  \nPage No.  \nDedication .................................................................................................................................................................... v  \nPersonnel ....................................................................................................................................................................vii  \nForeword ..................................................................................................................................................................... ix  \nList of Tables .............................................................................................................................................................xiv  \nList of Figures............................................................................................................................................................xiv  \n1. Scope ..................................................................................................................................................................... 1  \n2. Normative References ......................................................................................................................................... 1  \n3. Basic Welding Symbols ....................................................................................................................................... 1  \n3.1 Distinction between Weld Symbol and Welding Symbol ............................................................................ 1  \n3.2 Basis of Reference...................................................................................................................................... 1  \n3.3 Weld Symbols ............................................................................................................................................ 1  \n3.4 Supplementary Welding Symbols ..............................................................................................................2  \n3.5 Welding Symbols ....................................................................................................................................... 2  \n3.6 Placement of the Welding Symbol .............................................................................................................2  \n3.7 Illustrations ................................................................................................................................................. 2  \n4. Joint Types ...........................................................................................................................................................4  \n5. General Provisions for Welding Symbols .........................................................................................................5  \n5.1 Location Significance of the Arrow .............................................................................................","cbCaiaO3Zu8fu5zH","https://ap.wps.com/l/cbCaiaO3Zu8fu5zH","pdf",146568,"English","# Dedication\n# Personnel\n# Foreword\n# List of Tables\n# List of Figures\n# 1. Scope\n# 2. Normative References\n# 3. Basic Welding Symbols\n## 3.1 Distinction between Weld Symbol and Welding Symbol\n## 3.2 Basis of Reference\n## 3.3 Weld Symbols\n## 3.4 Supplementary Welding Symbols\n## 3.5 Welding Symbols\n## 3.6 Placement of the Welding Symbol\n## 3.7 Illustrations\n# 4. Joint Types\n# 5. General Provisions for Welding Symbols\n## 5.1 Location Significance of the Arrow\n## 5.2 Location of the Weld with Respect to the Joint\n## 5.3 Orientation of Specific Weld Symbols\n## 5.4 Break in the Arrow\n## 5.5 Combination Weld Symbols\n## 5.6 Multiple Arrow Lines\n## 5.7 Multiple Reference Lines\n## 5.8 Field Weld Symbol\n## 5.9 Extent of Welding Denoted by Symbols\n## 5.10 Weld-All-Around Symbol\n## 5.11 Tail of the Welding Symbol\n## 5.12 Contour Symbols\n## 5.13 Melt-Through Symbol\n## 5.14 Melt-Through with Edge Welds","[{\"question\":\"What is the purpose of AWS A2.4:2007?\",\"answer\":\"It establishes a symbol-based method to specify selected welding, brazing, and nondestructive examination information.\"},{\"question\":\"How does the standard support symbol use?\",\"answer\":\"It includes detailed information and examples for constructing and interpreting the symbols correctly.\"},{\"question\":\"What nondestructive examination details can be specified using this symbol system?\",\"answer\":\"The system supports specifying the examination method, frequency, and extent.\"}]","AWS A2.4:2007 - Standard Symbols for Welding, Brazing, and Nondestructive Examination - Method for Specifying Operations and Examination Information | PDF"]