EC21 Product Catalogs - blue spring

SK5 High-strength Spring Steel

20201008

Spring steel strip Steel grade 65Mn,1065,SAE1055,1045,CK50,CK55, CK60,CK67, CK70,CK75, C75Cr1,50CrV4, 51CrV4, 60Si2Mn, etc Thickness 0.08-4.0mm Width 3-400mm Hardness <200HV, 200-300HV, 300-550HV Ed

50CrV4 Steel Strip

20201005

Spring steel strip Steel grade 65Mn,1065,SAE1055,1045,CK50,CK55, CK60,CK67, CK70,CK75, C75Cr1,50CrV4, 51CrV4, 60Si2Mn, etc Thickness 0.08-4.0mm Width 3-400mm Hardness <200HV, 200-300HV, 300-550HV Ed

Rolling Shutter Door Spring Steel Strip

20231115

shutter spring MATERIAL: 65Mn T8A-T10A 50# 60Si2Mn COLOR: blue,bright black, grey blue, golden FINISH: tempered and hardened SIZE: 1.0-1.5mm thickness 40-50mm width 3-6m length QUALITY: good flatn