Purchase Qty. Reference FOB Price
25-124 Tons US$720.00
125+ Tons US$690.00
Product Description
1. Grade: 45#, 50Mn,60Mn, 65Mn,B2, B3,BL,BG 2. Size: DIA 20mm-150mm 3. Hardness: HRC 55-65 4. Certification: TUV ISO9001, SGS 5.Raw materials: Alloy steel Forged(Rolling) Steel Ball Classification and Chemical Composition Name C Mn Si S P Cr SY-01-45# 0.42-0.48 0.50-0.80 0.17-0.37 ...