[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-653805-105":59,"doc-detail-653805-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","engineering-steel-bar-bright-mild-steel-bar","Engineering Steel Bar - Bright Mild Steel Bar","","Engineering steel bar product range focused on bright and mild steel bar applications, explaining how bright steel bars are carbon steel with surface conditions improved beyond hot rolled finish. Covers advantages such as improved machinability, enhanced physical and mechanical properties, and tighter dimensional tolerances and straightness. Details cold-finished standards, types of cold finished bars, carbon steel groups, steel-making practice including old/new prefix mapping, chemical composition and tensile property tables, plus shape measurement methods, stock sizes, and dimensional tolerance grades.",{"@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":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/engineering-steel-bar-bright-mild-steel-bar/653805/",{"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/engineering-steel-bar-bright-mild-steel-bar/653805.png","ImageObject",300,407,{"name":92,"@type":93},"dabgoudw","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-29","2026-10-25",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What makes bright mild steel bars different from standard hot-rolled steel?","Question",{"text":112,"@type":113},"Bright steel bars are carbon steel with improved surface condition over the hot rolled finish. The document highlights benefits including better machinability, enhanced properties, and improved dimensional tolerances and straightness.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What types of cold-finished bars are commonly produced?",{"text":117,"@type":113},"The document lists cold drawn bars (round, hexagonal, square), turned and polished round bars, cold drawn precision ground/turned and precision ground round bars, and cold rolled flat sizes up to specified thickness and width.",{"name":119,"@type":110,"acceptedAnswer":120},"How are dimensional measurements and tolerances defined for different bar shapes?",{"text":121,"@type":113},"Round bars are measured across diameter, square and hexagonal bars across flats, and flat bars by width x thickness. Dimensional tolerances are provided using precision ground/cold drawn/turned and polished condition and tolerance grades (e.g., h7, h8, h9, h10, h11, h12) by size.","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},653805,1793018644,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145},3985747860484,"https://ap-avatar.wpscdn.com/davatar_276721f389ce27ea32af1340a28f341c","# wakefieldmetalsSteel Product Range\n\nENGINEERING STEEL &CARBON STEEL TUBE  \nontents  \n1-7  \n8-9  \n10-13  \n14-15  \n16-18  \n19-20  \n20-21  \n22-32  \n## BRIGHT AND MILD STEEL BAR\n\nCARBON STEEL BAR  \nCONSTRUCTIONAL &CASE HARDENING STEEL BAR  \nHARD CHROME BAR  \nCARBON STEEL HOLLOW BAR  \nCAST IRON  \n## BANDSAW&HACKSAW PROCESSING\n\nCARBON STEEL&GALV TUBE  \n# Engineering Steel Bar\n\nEngineering Steel Bar  \n## Bright mild steel bar\n\nBright steel bars are carbon steel which has had the surface conditionimproved over the hot rolled finish supplied by the steel mill.Advantagesachieved include improved machinability,enhancement of physical andmechanical properties and improved dimensional tolerances and straightness.  \nCold finished steels are covered by Australian Standard AS1443 or similar overseasalternatives.  \n## Types of cold finished bars\n\nCold drawn bars are widely used in mass production of parts due to their excellentmechanical and dimensional properties,with machinability in excess of the hot rolledcondition.Round,hexagonal and square bars can be produced by cold drawing.  \nTurned and polished round bars have similar mechanical properties to those ofequivalent hot rolled bar,but exhibit a smooth,bright surface finish and improveddimensional accuracy.They are widely used where a surface free of decarburisation isrequired,for example in induction hardening and when the surface must be free fromsurface defects,such as for use in cold forming.  \nCold drawn and precision ground or turned and precision ground round bars,where very close dimensional tolerances and finishes are required,e.g.plating.  \nCold rolled sizes up to 100mm wide and 7mm thick inclusive are produced by coldrolling to produce flat and some special shape sections to suitable tolerances andsurface finishes.  \n## Carbon steel groups\n\n\n| 10xx   | Plain carbon steels.   |\n| --- | --- |\n| 11xx   | Sulphurised free cutting carbon steels.(Free machining steels)   |\n| 12xx   | Phosphorised and sulphurised free cutting carbon steels.(Free machining steels)   |\n| XXLxX   | Lead bearing free machining carbon steels.   |\n| 13xx   | Carbon -manganese steels.(Perlitic manganese steels)   |\n\n## Steel making practice\n\n\n| Old  \u003Cbr>Prefix   | New  \u003Cbr>Prefix   | Practice   | Example of  \u003Cbr>Old Prefix   | Example of  \u003Cbr>New Prefix   |\n| --- | --- | --- | --- | --- |\n| R   | U   | Steel with unspecified deoxidation  \u003Cbr>(no minimum %Si specified)   | R1008   | U1004   |\n| S   | U   |  | S1010   | U1010   |\n| CS   | M   | Merchant quality.Similar to“U”  \u003Cbr>with wider composition range   | CS1020   | M1020   |\n| K   | No Prefix   | As per relevant table in Standard   | K1045   | 1045   |\n| X   | X   | A major deviation in chemical  \u003Cbr>composition from AISI-SAE grades   | XK1320   | X1320   |\n\nChemical composition (specified elemental limits as per AS1443)  \n\n| Grade   | C   | Si   | Mn   | P   | S   | Pb   |\n| --- | --- | --- | --- | --- | --- | --- |\n| M1020 Min  \u003Cbr>Max   | 0.15  \u003Cbr>0.25   | 一  \u003Cbr>0.35   | 0.30  \u003Cbr>0.90   | 一  \u003Cbr>0.050   | 一  \u003Cbr>0.050   | -  \u003Cbr>一   |\n| M1030 Min  \u003Cbr>Max   | 0.25   | 一   | 0.30   | 一   | 一   | 一   |\n|  | 0.35   | 0.35   | 0.90   | 0.050   | 0.050   | 一   |\n| Min  \u003Cbr>1045  \u003Cbr>Max   | 0.43   | 0.10   | 0.60   | 一   | -   | 一   |\n|  | 0.50   | 0.35   | 0.90   | 0.040   | 0.040   | 一   |\n| Min  \u003Cbr>1214  \u003Cbr>Max   | 一   | -   | 0.80   | 0.04   | 0.25   | 一   |\n|  | 0.15   | 0.10   | 1.20   | 0.09   | 0.35   | 一   |\n| 12L14 Min  \u003Cbr>Max   | 一   | -   | 0.80   | 0.04   | 0.25   | 0.15   |\n|  | 0.15   | 0.10   | 1.20   | 0.09   | 0.35   | 0.35   |\n\nTypical minimum tensile properties (not guaranteed as these grades are not tensile tested)  \n\n| Grade   | Cold Drawn Condition Tensile Strength(MPa)   |  |  |  |\n| --- | --- | --- | --- | --- |\n|  | Up to 16mm incl.   | Over 16mm to 38mm incl.   |  | Over 38mm to 63.5mm inc.   |\n| M1020   | 480 min   | 460 min   |  | 430 min   |\n| M1030   | 560 min   | 540 min   |  | 520 min   |\n| 1045   | 690 min   | 650","cbCairmAv4JnMcki","https://ap.wps.com/l/cbCairmAv4JnMcki","pdf",6128612,36,"English","# Engineering Steel Bar\n## Bright mild steel bar\n## Types of cold finished bars\n## Carbon steel groups\n## Steel making practice\n## Shape and section measurements\n## Product and stock range for bright mild steel\n## Dimensional tolerances for bright mild steel","[{\"question\":\"What makes bright mild steel bars different from standard hot-rolled steel?\",\"answer\":\"Bright steel bars are carbon steel with improved surface condition over the hot rolled finish. The document highlights benefits including better machinability, enhanced properties, and improved dimensional tolerances and straightness.\"},{\"question\":\"What types of cold-finished bars are commonly produced?\",\"answer\":\"The document lists cold drawn bars (round, hexagonal, square), turned and polished round bars, cold drawn precision ground/turned and precision ground round bars, and cold rolled flat sizes up to specified thickness and width.\"},{\"question\":\"How are dimensional measurements and tolerances defined for different bar shapes?\",\"answer\":\"Round bars are measured across diameter, square and hexagonal bars across flats, and flat bars by width x thickness. Dimensional tolerances are provided using precision ground/cold drawn/turned and polished condition and tolerance grades (e.g., h7, h8, h9, h10, h11, h12) by size.\"}]","Engineering Steel Bar - Bright Mild Steel Bar | PDF",1792899666,91]