... , 10.9, 12.9... Stainless steel: SS201, SS304, SS316... Hang zhou santiway international Co., Ltd are supplying all kinds of ... :high quality carbon steel (C1015,C1035,C1045etc)Alloy steel:20 MnTiB 40Cr 42CrMoStainless steel:304 316 304L 316LStandard details: DIN931 ... 1 1/4'' 5.High tensile Description(TC bolt) Torshear type high strength bolts for steel structureMaterialAlloy steel ,carbon steel, ...