Hot sale China A325 A490 Heavy Hex Bolts Structural Hex Bolts Black Finish

We stay with our company spirit of "Quality, Performance, Innovation and Integrity". We goal to create more value for our clients with our abundant resources, advanced machinery, experienced workers and superb solutions for Hot sale China A325 A490 Heavy Hex Bolts Structural Hex Bolts Black Finish, Our mission is usually to enable you to build long-lasting associations with your shoppers by the power of marketing products and solutions. We stay with our company spirit of "Quality, Performance, Innovation and Integrity". We goal to create more value for our clients with our abundant resources, advanced machinery, experienced workers and superb solutions for China Bolt, Hex Bolt, Our company always concentrate on the development of the international market. We now have a lot of customers in Russia , European countries, the USA, the Middle East countries and Africa countries. We always follow that quality is foundation while service is guarantee to meet all customers.  ASTM released a new standard in 2015, This specification is a consolidation and replacement of six ASTM standards, including; A325, A325M, A490, A490M, F1852 and F2280. Bolts manufactured under this specification are intended for use in structural connections covered in the Specification for Structural Joints Using High-Strength Bolts, as approved by the Research Council on Structural Connections   Dimension: ASME/ANSI B18.2.6, ASME/ANSI B18.2.3.7M Various head geometries or special thread lengths are available under this new standard. Inch Thread Size: 1/2"-1.1/2" with various lengths Thread Size: M12-M36 with various lengths Grade: A325, A325M, A490, A490M, F1852 and F2280. Finish: Black Oxide, Zinc Plating, Hot Dip Galvanized, Mechanically Galvanized, and so on Packing: Bulk about 25 kgs each carton, 36 cartons each pallet. Or, comply with your requirement. Advantage: High Quality and Strict Quality Control, Competitive price,Timely delivery; Technical support, Supply Test Reports Please feel free to contact us for more details.