雙頭螺栓
執(zhí)行標(biāo)準(zhǔn):
GB/T897-901,
SH3404,
HG20613,20634 ,
DIN938,939,949,
IFI136,528,
ASTMA193/193M, A320/320M
強(qiáng)度等級:8.8,10.9,2B,35CM,B7,B7M,L7,L7M
規(guī)格: M6-M100,1/4"-4"
材料: 碳鋼,合金鋼
執(zhí)行標(biāo)準(zhǔn):
GB/T897-901,
SH3404,
HG20613,20634 ,
DIN938,939,949,
IFI136,528,
ASTMA193/193M, A320/320M
強(qiáng)度等級:8.8,10.9,2B,35CM,B7,B7M,L7,L7M
規(guī)格: M6-M100,1/4"-4"
材料: 碳鋼,合金鋼