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GB/T 3077 25Cr2MoV steel round bars
25Cr2MoV alloy structural steel round bar under GB/T 3077 chinese standard, and it is a typical hardening steel. More informational about 25Cr2MoV alloy structural steel round bar details, please see the following.
GB/T 3077 25Cr2MoV round bar
Alloy structural steel round bars are widely used for making machine parts and various kinds of components of the project. In the industrial field, 25Cr2MoV alloy structural round bars is famous and widely applied for the cheap price.
According to the market needs, henan bebon supply the oversea markets for GB/T 3077 25Cr2MoV hot rolled round bars OD 6mm -80 mm and 25Cr2MoV forged round bars OD 80 mm - 1200 mm, also GB/T 3077 25Cr2MoV forged square bars OD 100- 1200 mm. The OD tolerance is about 0-3mm and length tolerance is about 0-20 mm.
GB/T 3077 25Cr2MoV round bars chemical composition by %,maximum:
Grade |
C |
Si |
Mn |
Cr |
Mo |
P |
S |
V |
|
GB/T 3077 25Cr2MoV |
0.22-0.29 |
0.17-0.37 |
0.4-0.7 |
1.5-1.8 |
0.25-0.35 |
≤0.025 |
≤0.025 |
0.15-0.3 |
GB/T 3077 25Cr2MoV round bars mechanical properties
Grade |
Delivery State |
T.S. |
Y.S. |
A,% |
Z,% |
Hardness, |
Forging ratio |
Grain Size |
Nonmetal ratio |
|
GB/T 3077 25Cr2MoV |
Hot rolled, forged, or heat treatment |
930 |
785 |
14 |
55 |
241 |
≥ 4:1 |
≥ 6 |
≤ 2.0 |
GB/T 3077 25Cr2MoV round bars are usually produced under the followed procedures: EAF arc furnace + LF purify affinage + VDF + ingot steel(bottom gating /argon) + forged + annealing + black polishing (turnery) + GB/T6402-92 ΙΙ UT test + smooth edges with sawing .
If you need GB/T 3077 25Cr2MoV hardening steel , or other grades,pls be free to contact us -- BEBON STEEL.
Tags: 20SiMn2MoV, 20MnV, 20CrNiMo