Purchase Qty. Reference FOB Price
1-9 Tons US$2,200.00
10+ Tons US$2,000.00
Product Description
Product Description High Quality and Low Price chromoly 4130 tube/pipe Material 4130 Chemical Composition Mechanical Properties(In Quenched &Tempered State) C 0.17-0.24 Tensile strength(MPA) 930 Si 0.17-0.37 Yield strength (MPA) 785 Mn 0.40-0.70 Elongation(δ5/%) 12 Cr ...