Astm book of standards pdf standard defines the properties for fasteners up to 4 inches in diameter. Hex cap screw-ASTM A354 grade BC. Hex cap screw-ASTM A354 grade BD lines. Hex cap screw-ASTM A354 grade BD.
The standard also specifies what nuts are recommended for use with the defined fasteners. Note that nuts of a greater strength can also be used. This page was last edited on 20 February 2015, at 14:39. Logo of ASTM International, Oct 2015. Some 12,575 ASTM voluntary consensus standards operate globally. The group developed a standard for the steel used to fabricate rails. 2001 and added the tagline “Standards Worldwide”.
In 2014, it has changed the tagline to “Helping our World Work better”. Now, ASTM International has offices in Belgium, Canada, China, Peru, and Washington, D. Membership in the organization is open to anyone with an interest in its activities. Standards are developed within committees, and new committees are formed as needed, upon request of interested members. Members are classified as users, producers, consumers, and “general interest”. The latter includes academics and consultants.
Users include industry users, who may be producers in the context of other technical committees, and end-users such as consumers. Because of these restrictions, there can be a substantial waiting-list of producers seeking organizational memberships on the more popular committees. Members can, however, participate without a formal vote and their input will be fully considered. As of 2015, ASTM has more than 30,000 members, including over 1,150 organizational members, from more than 140 countries. ASTM International has no role in requiring or enforcing compliance with its standards. The standards, however, may become mandatory when referenced by an external contract, corporation, or government. ASTM standards have been adopted, by incorporation or by reference, in many federal, state, and municipal government regulations.
1995, requires the federal government to use privately developed consensus standards whenever possible. The Act reflects what had long been recommended as best practice within the federal government. Corporations doing international business may choose to reference an ASTM standard. ASTM F963 Toy Safety Standard Required by U.
This page was last edited on 11 November 2017, at 09:06. This standard defines the properties for fasteners up to 4 inches in diameter. Hex cap screw-ASTM A354 grade BC. Hex cap screw-ASTM A354 grade BD lines.