High Strength Bolts Sets For Steel Structures
1. StandardNational Standard: GB/T1228;GB/T1229;GB/T1230
Germany Standard: DIN6914,DIN6915,DIN6916,DIN7990
American Standard: ANSI/ASME B 18.2.1; ANSI/ASME B 18.2.2; ASTM F 436
Grade 8.8s/Grade 10.9s: Bolts 20MnTiB/40Cr; Nuts 35#/45#; Washer 35#/45#
Black Oxide、 Hot Dipped Galvanizing
Diameter | M12 | M14 | M16 | M18 | M20 | M22 | M24 | M27 | M30 | M33 | M36 |
---|---|---|---|---|---|---|---|---|---|---|---|
Length | 35-100 | 40-200 | 45-200 | 50-200 | 50-200 | 55-200 | 60-200 | 65-200 | 70-200 | 70-200 | 70-200 |