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ASTM A194 2H Heavy Nuts, Black Coated Nuts, Size 1/2in, UNC Thread Material A194 2H Hex Nuts,
ASTM A320 L7 with 2 Heavy Nuts,Stud material ASTM A320 L7 and Nut material ASTM A194 7,Size 1Inch x 6 1/2Inch Length,Standard ANSI B18.2.1
Black Coated Fully Thread Stud Bolt with 2 Heavy Nuts,Stud material ASTM A193 B7 and Nut material ASTM A194 2H,Size 7/8Inch x 5 1/2Inch Length,Standard ANSI B18.2.1
A2 Heavy Nuts, Size 2In, Thread Material A193 B8M With Length 165mm, DIN930 Standard
Fasteners are a very wide range of mechanical parts used to connect parts. Fasteners include Bolts, Screws, Nuts. If Screws, Nuts, Bolts and Screws have Threads, they are called Threaded Fasteners. The thread is divided into Full Thread and Half Thread. The Standard of Bolts are: British, German and American. National Standard Fasteners are Identified as Standard Fasteners or Referred to as Standard Parts. (1) Bolt: A type of Fastener Composed of Two Parts, Head and Screw (Cylinder with External Thread), Bolt and Nut are used to Fix parts with through Holes
4.8 Grade、8.8 Grade、10.9 Grade、12.9 Grade、35#、35CrMo、B16、A193 Gr.B7、A193 Gr.B7M、A193 Gr.B8、A193 Gr.B8M、A320 Gr.L7、A320 Gr.L7M、A2(304)、A4（316）、660 F51、F53、F55 Nickel-based alloy materials
Black Paint, PTFE(Teflon), Nickel Plating (Ni), Galvanized Passivation, Galvanized Nickel, Dacromet, Cadmium Plating... Different materials are suitable for Different Corrosive Environments.
Energy (Electronics, Electrical appliances, Machinery, Chemical, Metallurgy, Mold, Hydraulic) Machinery, Equipment, Vehicles, Ships, Railways, Bridges, Buildings, Structures, Tools, Instruments.
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