Purchase Qty. Reference FOB Price
1-24 Tons US$580.00
25-199 Tons US$530.00
200-999 Tons US$500.00
1,000+ Tons US$440.00
Product Description
ZHONGNENG UNION GRADES COMPARISON FOR SPRING STEEL CHINA GB/T USA ASTM JAPAN JIS GERMANY DIN FRANCE NF BIRTAIN BS ISO KOREA KS TAIWAN CNS 65 1065 SUP2 S65-CSP 60E XC65 060A67 C60E4 70 1070 S70C-CSP 60E XC70 070A72 8458-3 DAB 85 1084 ...