Astm a574 Metric Bolt Grades for Socket Head Cap Screws Metric Dec 1, 2021 · ASTM A574 - Standard Specification for Alloy Steel Socket-Head Cap Screws 1. 1 ''This specification covers the requirements for quenched and tempered alloy steel hexagon socket-head cap screws, 0. In developing this information, Fastenal has made a determined effort to present its contents accurately. Work Item ASTM WK94790 Revision of A574-21 Standard Specification for Alloy Steel Socket-Head Cap Screws Head Markings for Bolts and Screws Explained In the fastener industry, there are multiple organizations that specify the strength and marking requirements for inch (also known as imperial) and metric sizes of fasteners that are commonly sold in the U. I am perfectly willing to be "enlightened!" Rick Dec 31, 2010 · This specification covers the requirements for quenched and tempered alloy steel socket-head cap screws. Unless otherwise specified, all Jun 8, 2005 · Thanks! I actually found Unbrako, and have their engineering guide. The values stated in Apr 1, 2013 · ASTM International - ASTM A574-13 Standard Specification for Alloy Steel Socket-Head Cap Screws Torque-Tension Relationship for ASTM A574 Socket Head Cap Screws Caution: All material included in this chart is advisory only, and its use by anyone is voluntary. May 14, 2012 · This specification covers the requirements for quenched and tempered alloy steel hexagon socket-head cap screws. The US Navy has a Big Red Fasteners*Suggested materials for use in various temperatures and atmospheres typically encountered in the energy industry ASTM Specs Thread Lenghts Chart All Standard Bolts except lag screws Socket Head Cap Screws made from alloy steel are typically manufactured to a higher strength than SAE Grade 8: 180 ksi tensile strength for fasteners up to 1/2 inch, 170 ksi for larger sizes (ASTM A574, p. 060 to 4 inches in diameter. Length is measured from under the head. The final mechanical properties are the following: ASTM A193 B7 • Tensile Strength May 15, 2024 · Rationale ASTM A574 imposes a minimum elongation requirement of 10%, I want to add a new supplemental requirement so purchasers may order fasteners with a 12% minimum elongation requirement when they want it. Coarse threads are the industry standard; choose these screws if you don’t know the pitch or threads per inch. A number in parentheses indicates the year of The torque specifications of the ASTM A574 fastener are based on its size and other specifications. G-34). BoltPort can manufacture both metric and inch sized hexagon socket head cap screws ASTM A574 socket head cap screws (also known as Allen head screws) have a cylindrical head with a flat chamfered top surface, knurled cylindrical sides and hexagonal recess. Torque is only an indirect indication of May 14, 2012 · AbstractThis specification covers the requirements for quenched and tempered alloy steel hexagon socket-head cap screws. Note 1&38212;A complete metric companion to Specification A 574 has Jun 26, 2018 · Descripción: Bolt ASTM Standarde1 Designati Desi gnation: on: A 574 – 04 Standard Specification for Alloy Steel Socket-Head Cap Screws 1 This standard is issued under the fixed designation A 574; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. The screws shall be fabricated from steel made to fine grain practice and shall be alloy steel conforming to the chemical composition specifie HOLO-KROME introduces its lineup of Made In The USA Flange 12-Point Screws. Proper fastener selection is critical to completing a successful project. ASTM A574 fasteners are made from medium carbon alloy steel and are heat-treated to achieve very high Choose from our selection of ASTM socket head cap screws, including alloy steel socket head screws, 18-8 stainless steel socket head screws, and more. Socket Head Cap screws A574 is a ASTM International specification for steel socket head cap screws. This section delves into the detailed requirements and guidelines that govern the production and quality of these essential components. The values stated in This This standard standard is is issued issued under under the the fixed fixed designation designation A A 574; 574; the the number number immediately immediately following following the the designation designation indicates indicates the the year year of of original original adoption adoption or, or, in in the the case case of of revision, revision, the the year year of of last last revision Apr 29, 2025 · Frequently Asked Questions Below are answers to some frequently asked questions: What is the difference between ASTM A574 and Grade 8 fasteners? The main difference between ASTM A574 and Grade 8 fasteners lies in their material composition, mechanical properties, and typical applications. Same and Next Day Delivery. The 12-point design allows for greater torque to be applied to the fastener and have the ability to withstand Jul 23, 2025 · Understanding Bolt Grades for Socket Head Cap Screws Bolt grades are standardized classifications that define a fastener's strength and material properties. Jul 2, 2005 · Can anyone tell me how A574 compares to B7 with regard to high temperature applications? My situation is that a B7 Socket Head Cap Screw (3/4"-10 X 3") was sheared during removal. Always refer to vehicle manufactures recommended Torque setting for the specific application. Nov 17, 2023 · This specification covers the requirements for quenched and tempered alloy steel socket-head cap screws, 0. We can provide various grades of steel plates, steel coils, steel bars, structural steels (including special-shaped parts) under the ASTM A574M standard in various conventional sizes. Extreme caution should be used when using a formula for torque/tension relationships. Different tests shall be conducted in order to determine the following mechanical properties of screws: tensile or wedge strength, proof load ASTM A574 SOCKET HEAD CAP SCREWS Nominal Size or Basic Screw Dia. The screw Aug 16, 2017 · Scope1. The US Navy has a ASTM International Standard Specification for Alloy Steel Socket-Head Cap Screws ASTM A574-21 Dec 1, 2021 · ASTM International - ASTM A574-21 Standard Specification for Alloy Steel Socket-Head Cap Screws This standard is issued under the fixed designation A 574; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. Metric ISO Marking Metric fasteners are marked with two numbers separated by a decimal point, like 10. A number in parentheses indicates the year of Requirements for quenched and tempered alloy steel hexagon socket-head cap screws, 0. has made every effort to insure the data provided in these charts is accurate. 2 The following hazard caveat pertains only to the test Feb 9, 2022 · This specification covers the requirements for quenched and tempered alloy steel socket-head cap screws. , Grade 2, Grade 5, Grade 8) ASTM standards (e. The focus here is on a comprehensive set NormSplash We would like to show you a description here but the site won’t allow us. It includes chemical composition, mechanical properties, test methods, and hazard caveat for the screws. The domain has expired and may be available at auction. They can be fully or part threaded, are usually manufactured from high grade alloy steel. ASTM A574M equivalent material The ASTM A574M standard includes 10 grades. Dimensional specifications are governed by ASME B18. Learn about the requirements and grades of alloy steel socket head cap screws according to ASTM A574 and ASTM A574M standards. We also provide ASTM A574 Grade 4140 ASTM A574M processing services 6 days ago · Socket Cap Screws, ASTM A574 Socket Head Cap Screws are typically used in machine parts, die fixturing, and clamping. Different tests shall be conducted in order to determine the following mechanical properties of screws: tensile or wedge strength, proof load Looking to buy ASTM A574 Grade Alloy Steel Socket-Head Cap Screws manufacturer in India? We produce a wide range of ASME SA 574 Hex Bolts, Nut and Screws. Technical Threads stocks and supplies both standard, off-the-shelf configurations, as well as custom and made to order sizes. Different tests shall be conducted in order to determine the following mechanical properties of screws: tensile or wedge strength, proof load This specification covers the requirements for quenched and tempered alloy steel socket-head cap screws. 9. Developed under international standards. Bolting Specialist can Torque-Tension Relationship for ASTM A574 Socket Head Cap Screws Caution: All material included in this chart is advisory only, and its use by anyone is voluntary. 9, 12. Total Materia equips you with clear, specific data for engineering and manufacturing decisions. Alloy steel is the most common grade in socket head cap screws. Socket head cap screws have a flat faced, circular raised head with an indented hex socket. Aug 29, 2017 · Buyer's Guide to Socket CapSocket Head Cap Screw Buyer’s Guide Posted: August 29, 2017 | Author: mfsupplyblog | Filed under: DFARS, MS16995, MS16996, NAS1351, NAS1352, Socket Head Cap Screw | 1 Comment 7 Things to Know When Buying Socket Head Cap Screws Socket head cap screws or socket caps, have become the standard among high-strength fasteners needed to withstand the faster speeds and 3 days ago · ASTM A574-21 合金钢内六角螺钉标准规范 Standard Specification for Alloy Steel Socket-Head Cap Screws Nov 13, 2025 · Socket Cap Screws, ASTM A574 Socket Head Cap Screws are typically used in machine parts, die fixturing, and clamping. NOTE 1-A complete metric companion to Specification A 574 has been developed-A 574M; therefore no metric equivalents are presented in this specification. Different tests shall be conducted in order to determine the following mechanical properties of screws: tensile or wedge strength, proof load The document outlines the ASTM A574 standard specification for alloy steel socket-head cap screws, detailing requirements for mechanical properties, chemical composition, and manufacturing practices. The ASTM A574 specification covers the complete requirement for quenched and tempered high strength alloy steel hexagon socket head cap screws. ASTM A574 - Standard Specification for Alloy Steel Socket Head Cap Screws This specification covers complete requirement for quenced and tempered high strength alloy steel hexagon socket head cap screws, 0. ASTM A 574 hex bolt available at 39 – 45 hrc, get a quick quote from genuine manufacturers & suppliers How hard is an ASTM A 574 hex bolt? Nov 24, 2016 · This specification covers the requirements for quenched and tempered alloy steel socket-head cap screws. If the order received does not meet these requirements, it may result in a supplier corrective action request, which could jeopardize your status as an approved vendor. Bolting Specialist can May 17, 2025 · Discover A574 Steel's properties and key applications, including high strength, toughness, and use in critical fastening solutions across industries. No other units of measurement are included in this standard. A number in parentheses indicates the year of last reapproval. May 14, 2025 · This ASTM A574 specification sets the requirements for quenched and tempered alloy steel socket head cap screws extensively used in applications requiring high tensile strength and compact fastener design. Allen wrenches are used to operate them, which Feb 9, 2022 · This specification covers the requirements for quenched and tempered alloy steel socket-head cap screws. The most common grading systems include: Metric grades (e. They are Shop ASTM A574 : 2021 Standard for Alloy Steel Socket-Head Cap Screws - Ensure high-strength fastening with quenched and tempered screws. The screws shall be alloy steel conforming to the chemical composition Apr 14, 2025 · Shop premium Socket Head A574 bolts for strength, precision, and durability in industrial applications. NOTE 1-A complete metric companion to Specification A574 has been developed 1. Bolting Specialist, Products of Bolting SpecialistASTM A574 / A574M - Standard Specification for Alloy Steel Socket Head Cap Screws This specification covers complete requirement for quenced and tempered high strength alloy steel hexagon socket head cap screws, 0. Generally, the ASTM A574 Fastener torque varies between 11. Astm A574 Specification - High Strength Alloy Steel Socket Cap Screws GuideHigh-strength bolts play a crucial role in various construction and manufacturing industries, ensuring the integrity and safety of structures. 1 This specification covers the requirements for quenched and tempered alloy steel hexagon socket-head cap screws, 0. A574 covers quenched and tempered alloy steel hexagon socket-head cap screws, 0. For many more head markings and their corresponding specifications, see here. Bolting Specialist can ASTM A574 Grade Alloy Steel Socket-Head Cap Screws manufacturer in India, wide range of ASME SA 574 Hex Bolts, Nut and Screws. S. Designation: A574 − 21 Standard Specification for Alloy Steel Socket-Head Find in-depth details on A 574 Grade 4140 in ASTM: exact chemical makeup, physical and thermal properties, strength ratings, and ideal applications. Available in high-strength alloy steel, HOLO-KROME Flange 12-Point Screws are an alternative head design for hex socket cap screws. It specifies dimensions, testing methods, and safety considerations for high-strength screws ranging from 0. Find ASTM A574 Technical Data. 3 (T1) - 2012 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. Choose from our selection of steel socket head cap screws for standard hardened shafts, including over 700 products in a wide range of styles and sizes. Find the chemical composition, tensile strength, and proof load values for different screw diameters and threads. Check dimensions and Price per kg ex Mumbai. Additionally, it includes references to related standards Choose from our selection of ASTM A574M screws, including socket head screws, rounded head screws, and more. 1. Find out the sizes, grades, and heat treatment methods of these quenched and tempered alloy steel products. May 15, 2024 · Rationale ASTM A574 imposes a minimum elongation requirement of 10%, I want to add a new supplemental requirement so purchasers may order fasteners with a 12% minimum elongation requirement when they want it. From grades and markings, to other valuable information and fastener specification. Black-oxide steel screws are mildly corrosion resistant in dry environments. 9 Jun 1, 2017 · ASTM International - ASTM A574-17 Standard Specification for Alloy Steel Socket-Head Cap Screws Dec 1, 2021 · ASTM A574-21 Standard Specification for Alloy Steel Socket-Head Cap Screws standard by ASTM International , 12/01/2021 View all product details Track It Hexagon Socket Head Cap Screws [Table 1] (ASTM A574 / F837) ASME B 18. Nov 17, 2023 · This specification covers the requirements for quenched and tempered alloy steel socket-head cap screws. 7 to 2774 lb-ft. 8, 10. The shoulder, having a larger diameter than the threads allows the fastener to be used in rotating applications such as pulley shafts, bearing pins, axles, and pivot points. These socket heads are also commonly manufactured with a 3A thread fit – tighter and more precise than the 2A fit on most grade 5 or grade 8 fasteners. Different tests shall be conducted in order to determine the following mechanical properties of screws: tensile or wedge strength, proof load 1. " It must be SA-574 to meet the ASME spec for a pressure vessel. 2 The values stated in inch-pound units are to be regarded as standard. NormSplash We would like to show you a description here but the site won’t allow us. 3. in diameter where high strength is required. Dimensionally, metric socket head cap screws are covered by the relevant DIN, ISO or JIS Jan 21, 2011 · Socket Cap Screws, Alloy, Black Oxide, Manufactured in the USA The information below lists the required dimensional, chemical and physical characteristics of the products in this purchase order. Aug 20, 2023 · Are you trying to choose between ASTM A574 and Grade 8 bolts for your project? Learn about the differences between these two types of bolts, their uses and applications. Torque is only an indirect indication of May 7, 2025 · Grade 8 screws are equivalent to metric grade 10. Threads per inch Bolting Specialist, Products of Bolting SpecialistASTM A574 / A574M - Standard Specification for Alloy Steel Socket Head Cap Screws This specification covers complete requirement for quenced and tempered high strength alloy steel hexagon socket head cap screws, 0. ASTM A574M is a complete metric companion to specification ASTM A574. , ASTM A574 for socket head cap screws) 1. Learn about the specification, chemical composition, and mechanical properties of ASTM A574/A574M screws and bolts. Note 1&38212;A complete metric companion to Specification A 574 has This EZ to read bolt torque chart for ASTM A574 rated cap screws. Our vendor does not have any of these in B7, but assures me that A574 will perform just as well under my high #0 - 1/2 140,000 180,000 C39 C45 Mechanical Properties of Externally Threaded Fasteners ASTM A574 Grade 4140 ASTM A574M We can provide a variety of regular size ASTM A574 Grade 4140 ASTM A574M steel plates, ASTM A574 Grade 4140 ASTM A574M steel coils, ASTM A574 Grade 4140 ASTM A574M steel bars, structural steel, if you have special requirements, please contact us to provide you with customized services. In fact some alloy steel grades can be used to manufacture any of the three final products: such as 4140 and 4142 alloy steel. Call now! Dec 14, 2015 · AbstractThis specification covers the requirements for quenched and tempered alloy steel socket-head cap screws. Jun 12, 2023 · Alloy Steel Socket-Head Cap Screws1 This standard is issued under the fixed designation A574; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. . Alloy steel socket head screws (ASTM A574) are stronger than grade 8 screws and are equivalent to metric grade 12. Different tests shall be conducted in order to determine the following mechanical properties of screws: tensile or wedge ASTM A574 is the governing spec for alloy carbon steel socket head cap screws (SHCS). check dimensions and Price per kg ex Mumbai. With a tensile strength of 170, 000 psi, these alloy steel screws are stronger than Grade 8 steel screws. Safety disclaimer included. com to save more and build your website for free! Dec 1, 2021 · This specification covers the requirements for quenched and tempered alloy steel hexagon socket-head cap screws, 0. Scope1. Pardon my ignorance on this subject. Introduction Chemical Mechanical Physical Messages ASTM A574 Grade 51B37M ASTM A574M Introduction As experienced ASTM A574 Grade 51B37M ASTM A574M supplier, we can not only provide clients with quantity guaranteed ASTM A574M high-quality products, but also offer good price and equipped with complete after sales service. Different tests shall be conducted in order to determine the following mechanical properties of screws: tensile or wedge strength, proof load Aug 16, 2017 · 1. and around the world. This specification covers alloy steel and stainless steel bolting material for pressure vessels, valves, flanges, and fittings for high temperature or high-pressure service, or other special Nov 9, 2017 · Designation: A574 − 17Standard Specif i cation forAlloy Steel Socket-Head Cap Screws 1This standard is issued under the f i xed designation A574; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. To obtain the latest technical data pertaining to Holo-Krome products, contact the Holo-Krome Engineering Department. , 8. Screws that meet ASTM A574, ASTM A574M, and ISO 898-1 comply Note: These charts are provided as a Reference only. The screws shall be fabricated from steel which has been made by the open-hearth, basic-oxygen, or electric-furnace process. 6 mm through 48 mm in diameter having a minimum ultimate tensile strength of 1220 MPa. ASTM covers specifications for fasteners and fastener materials in High Tensile Alloy Steel, High Strength Carbon Steel, Weathering Steel, Stainless Steel, Titanium, Copper, Bronze & Nickel Alloy materials. XRF Inc. Boltport, Products of BoltportASTM A193/A193M Standard Specification for Alloy-Steel and Stainless Steel Bolting for High Temperature or High Pressure Service and Other Special Purpose Applications. The Aug 16, 2017 · 1. Note 1-A complete metric companion to Specification A574 has been developed-A574M; therefore no metric equivalents are presented in this specification. Product Details Published: 12/01/2021 Number of Pages: 7 File Size: 1 file 450 KB Redline File Size: 2 files 690 KB Note: This product is The data in this handbook is subject to change from time to time as a result of changes in products and specifications. 2 The following hazard caveat pertains only to the test Nov 30, 2021 · ASTM A574-21 - ABSTRACT This specification covers the requirements for quenched and tempered alloy steel socket-head cap screws. 1''This specification covers the requirements for quenched and tempered alloy steel hexagon socket-head cap screws 0. ASTM A574 Socket Head Shoulder Bolts, sometimes called stripper bolts or just shoulder bolts, have a smooth shoulder that is larger than the thread diameter, running down the majority of the length of the fastener. 060 through 4 in. Dec 10, 1998 · This specification covers the requirements for quenched and tempered alloy steel hexagon socket-head cap screws, 0. 060 inch through 4 inch in diameter. 1 This specification covers the requirements for quenched and tempered alloy steel hexagon socket-head cap screws, 1. The screws shall be fabricated from alloy steel made to a fine grain practice. 9) SAE grades (e. It is my understanding (my boss speaking) that A574 is not "good enough. Oct 29, 2014 · What are the imperial/ASTM equivalents for metric fastener grades? Both ASTM F568M and ISO 898-1 outline several grades of metric fastener, from low carbon/low strength, up to high strength/heat treated alloy grades. This chart is for common Imperial (Inch) size threads. 060 through 4" in diameter where high strength is required. A superscript epsilon ( ́) indicates an editorial change since the last revision or reapproval. Besides, there are also a series of added value service, such as Dec 23, 2012 · The following example will demonstrate the effectiveness of tempering: ASTM A193 Grade B7, SAE J429 Grade 8 and ASTM A574 Socket Head Cap Screws are all made from alloy steels. The screws shall be fabricated from steel made to fine grain practice and shall be alloy steel conforming to the chemical composition specified. After receiving it, we will Bolting Specialist, Products of Bolting SpecialistASTM A574 / A574M - Standard Specification for Alloy Steel Socket Head Cap Screws This specification covers complete requirement for quenced and tempered high strength alloy steel hexagon socket head cap screws, 0. 2 The values stated in SI units are to be regarded as standard. the US Navy imposes this 12% elongation requirement on A574 strength steel socket head cap screws to ensure that they have enough fracture toughness for US Navy use. Dimensionally, metric socket head cap screws are covered by the relevant DIN, ISO or JIS Clamp load calculated as 75% of the proof load for socket head cap screws as specified in ASTM A574. The only reference to material spec in the guide is "A574" which is an ASTM specification. g. ASTM A574 – Standard Specification for Alloy Steel Socket-Head Cap Screws Description: Abstract This specification covers the requirements for quenched and tempered alloy steel socket-head cap screws. Dec 1, 2021 · 1. Different tests shall be conducted in order to determine the following mechanical properties of screws: tensile or wedge strength, proof load ASTM Specifications for Fasteners including Bolts, Screws, Nuts, Washers & other threaded Fasteners. Inch-pound units. Asuperscript epsilon (´) indicates an Check Technical Info ASTM F835 Grade Equivalent, ASTM A449 Specification and ASTM F593 Tensile Strength. Customized processing and services , please send the specific requirements and drawings to the mailbox. Find what you're looking for here. Different tests shall be conducted in order to Clamp load calculated as 75% of the proof load for socket head cap screws as specified in ASTM A574. They differ from the more common hex head bolts and screws in several ways. Register or transfer domains to Dynadot. rfbfur fitc cxcppjf zgn umgata xqvav cpsvdxq yacfjw tiqtl vosca juiuhxq wprx rblri ojj jlbvcp