Simply popularize the standards and functions of A286 double headed bolts to everyone.
GB 3098.1 Mechanical Properties of Fasteners - Bolts, Screws, Studs, and Nuts GB 3098.6 Mechanical Properties of Fasteners - Stainless Steel Bolts, Screws, Studs, and Nuts GB3103.1 Fastener Tolerances - Bolts, Screws, and Nuts GB 5267 Threaded Fasteners - Electroplated Coatings GB 5779.1 Fastener Surface Defects - Bolts, Screws, and Studs - General Requirements GB 5779.3 Fastener Surface Defects - Bolts, Screws, and Studs - Special Requirements
High strength double headed bolt materials include 35 #, 45 #, and 35 # CrMoA、 25Cr2MoV、 304、 316、 304L、 316L、 2H、2HM、 B7、B7M、B16、B8、8、 B8M、8M, Widely used in fields such as electricity, chemical industry, oil refining, valves, railways, bridges, steel structures, automotive and motorcycle parts, etc.
A286 double headed bolt function: generally used in mining machinery, bridges, automobiles, motorcycles, boiler steel structures, suspension towers, large-span steel structures, and large buildings. Table of Double Headed Bolts
Method: Generally, double headed bolts are represented as M12x 100 GB 901-88 (standard) 35 #/35 # (material grade 8.8/8 (modulation grade), which means: diameter=12mm, length=100mm. GB 901-88 adopts the national standard (of course, industry standards can also be used as needed)
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