Min. Order Reference FOB Price
3 Tons US$780.00-1,190.00 / Ton
Product Description
Oil tempered spring steel wire 1. Use: Making for engine valve spring, clutch spring, oil pump nozzle spring, auto belt tightening pulley spring. And supporting spring in piston ring etc. 2. Material: 55CrSi Equivalant material to 55CrSi is ASTM 9254,SAE 9254,AISI 9254,JIS SUP 12,DIN ...