China B7 B16 Stud Bolt with 2h Nut (M4-M64), Find details about China Thread Rod, Thread Bar from B7 B16 Stud Bolt with 2h Nut (M4-M64)
Standard | DIN975,DIN976, ASTM .ANSI |
Material | SAE4140,B7,42CrMo,35CrMoA |
Diameter | M8~M90,3/8"~3 1/2" |
Screw thread | Coarse thread |
Screw tip | Chamfered for two end |
Finish | Plain;black zinc; Electrophoretic;etc |
Features | Good anti-corrosion ability |
Grade | 4.8,8.8,10.9 ,ASTM A193 B7/B7M/B8/B8M ,A320 L7 |
Certification | ISO9001:2008, SGS, RoHS, Bureau Veritas |
OEM service is also available |