hex nut

Hexagon Nuts

Standard:ASME B 18.2.2 HG /T 20613 HG /T 20634

GB/T 6170 GB 52DIN934

Size;M5~M64

1/4~4

Grade:4.8 5.8 6.8 8.8 10.912.9

Material:Carbon steel, Stainless steel, 355 35K 45# 40Cr 35CrMo 42CrMo

Surface:black, zinc plated, color zinc, hot dipped galvanized, dacromet

Specification