E2055 elastic clips for the USA

Railway Track Fastener Parts E2055 elastic clips for the USA Railway Elastic Clips for Rail Track Material 60Si2MnA 60Si2CrA 55Si2Mn 38Si7 Chemical composition(%) C:0.56-0.64, C:0.56-0.64, C:0.52-0.60, C:0.35-0.42, Mn:0.60-0.90, Mn:0.40-0.70, Mn:0.60-0.90, Mn:0.50-0.80, Si:1.60-2.00, Si:1.40-1.80, Si:1.50-2.00, Si:1.50-1.80, Cr:≤0.35, Cr:0.70-1.00 Cr:≤0.35 P:≤0.03, P:≤0.03, P:≤0.03, P:≤0.03, S:≤0.03 S:≤0.03 S:≤0.03 S:≤0.03 Hardness 44-48HRC FAQ 1. Q: Inquiry necessary? A: 1.1