Features:
1) Material: 20MnTiB 35VB
2) Property Classes: 8.8s ,10.9s ,12.9s
3) Hardness : HRC 33--39
4) Type: Twist-off-type tension control bolt
5) Diameter: (M16 -- M64)
6) Length: (50mm -- 170mm)
7) Surface Treatment: dichromate, galvanized, black, plain, hot dip galvanized
8) ISO, DIN, ANSI, JIS standards Including GB1228-1231, GB3632, ASTM A325, ASTM A490, ASTM A325M, ASTM A490M, ASTM F1852, DIN 6914--6916 and any customers' special requirements are also available.
9)USE: Our high strength bolt with nut and washers are mainly used for structural connections, such as the construction of steelworks, railway, bridge, power plant, boiler station and etc.
1) Material: 20MnTiB 35VB
2) Property Classes: 8.8s ,10.9s ,12.9s
3) Hardness : HRC 33--39
4) Type: Twist-off-type tension control bolt
5) Diameter: (M16 -- M64)
6) Length: (50mm -- 170mm)
7) Surface Treatment: dichromate, galvanized, black, plain, hot dip galvanized
8) ISO, DIN, ANSI, JIS standards Including GB1228-1231, GB3632, ASTM A325, ASTM A490, ASTM A325M, ASTM A490M, ASTM F1852, DIN 6914--6916 and any customers' special requirements are also available.
9)USE: Our high strength bolt with nut and washers are mainly used for structural connections, such as the construction of steelworks, railway, bridge, power plant, boiler station and etc.