AISI 4140/DIN 1.7225/42CrMo4 structural steel
Negotiable /Ton
Min.Order:20 Tons
Dongguan Circle Four Metal Materials Co., Ltd.
1) Delivery condition:
Hor-rolled,black surface
Hardness: ≤220HB.
2) Chemical composition:
C=0.41~0.45, Cr=0.99-1.1 ,Mo=0.16-0.20, Si=0.17~0.35, Mn=0.60~0.75; P: ≤0.018 S:≤ 0.030, NI: ≤0.012 Cu:≤ 0.07
3) Specification:
DIA: 12~450mm;Length:3000~8000mm
Thickness 20~400mm, Width 205~2200mm
4) Payment :prepay 30% deposit,T/T or L/C at sigth.