use: for mould spring production
material:50CrVA, 55CrSi, SAE9254V
Delivery State: annealing- light drawing, oil-tempered
Executive standard: enterprise standard
Contact:
Tel:0371-67985052、67992125
Fax:0371-67993565
Zip code: 450001
EMAIL: ZTCS02@163.COM ZTCS03@163.COM ZTCSNET@163.COM
Address:No.70 Kexue Road, Hi-tech Zone, Zhengzhou