Scan to visit| Unit Price: | 800~1100 USD |
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| Min. Order: | 5 Metric Ton |
GBT 30CrMnSiA Special Alloy Chemical Composition
30CrMnSiA material is Chinese structural steel and alloy steel. After quenching and tempering, 30CrMnSiA has high strength and sufficient toughness, as well as good hardenability. After quenching and tempering, the material can be used as grinding wheel shaft, gear and sprocket. 30CrMnSiA has good workability, small deformation, and good fatigue resistance. For shafts, pistons and other parts. It is used for various special wear-resistant parts of automobiles and aircrafts. It is usually delivered in Bright Steel Round Bar condition.
15A S20A military steel bar 30CrMnSiA Alloy Steel bar
1.30CrMnSiA steel round bar chemical composition:
C(％) Si(％) Mn(％) Cr(％) S P Ni Cu 0.28-0.34 0.90-1.20 0.80-1.10 0.80-1.10 允许残余含量≤0.025 允许残余含量≤0.025 允许残余含量≤0.030 允许残余含量≤0.025
2.30CrMnSiA steel round bar mechanical properties:
Tensile strength σb (MPa) Yield strength σs (MPa) Elongation δ5 (%) Area shrinkage ψ (%) Impact energy Akv (J) As-Heat-Treated Condition Hardness ≥1080(110) ≥835(85) ≥10 ≥45 ≥39 Solution and Aging,Annealing,Ausaging,Q+T,etc ≤229HB
Product Categories : Hot Rolled Steel Bar > Military Steel Bar
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