... -82B 4. Welding Steel Wire Rod Coil: H08A, SWRY 11, ER70S-6, H08MnSi, H08Mn2Si 5. Rivet Steel Wire Rod Coil: ML15/20 ... , ML42CrMo, SWRCH 610A/15A/18A/20A/22A/25K/30K/35K 6.Spring Steel Wire Rod Coil: 60Si2Mn, 60Si2MnA, 55CrSi, 55CrSiA, SUP67 ...