Haiyan Jiansheng Hardwareco., Ltd.

Company Description

hex nuts
Material: low carbon steel, medium carbon steel, alloy steel
      
Standard: the gb standard us-made imperial German

     Gb: GB6170 GB52
      
DE system&＃65306;DIN934   DIN936   DIN439

     American: ASTM194A - 2H ANSI heavy nut

     Imperial: BS - 1768 BS - 1083
      
Level: DE system: 4.8 8.8 level
              
American: 2 grade 5

     Size: M6 M27-1-1/4"

     Surface treatment: ecru galvanized (white, blue, yellow) galvanized black