25Cr2Mo1V

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China YB 25Cr2Mo1V 汽轮机螺栓用合金结构钢棒 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 25Cr2Mo1V / 25Cr2Mo1V

Category	Grade	Standard	Region/Area	Standard Content
Metals	25Cr2Mo1V	YB/T 158	China	汽轮机螺栓用合金结构钢棒

Chemical composition(mass fraction)(wt.%) of the 25Cr2Mo1V

Element	Min	Max	Similar
Cu	-	0.2500	-
Ni	-	0.3000	-
V	0.3000	0.5000	-
Mo	0.9000	1.1000	-
Cr	2.1000	2.5000	-
S	-	0.0250	-
P	-	0.0250	-
Mn	0.5000	0.8000	-
Si	0.1700	0.3700	-
C	0.2200	0.2900	-

Mechanical Properties of steel grade 25Cr2Mo1V

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
521 (≥)	198 (≥)	43	21	12	Solution and Aging, Annealing, Ausaging, Q+T,etc	144

Physical Properties of steel grade 25Cr2Mo1V

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
11	-	-			0.24	-
737	373	-	13.3	321		-
119	-	43	31.2			123	133

Heat Treatment of steel grade 25Cr2Mo1V

Heat treated : 1422°C - 1335°C

Technological Curves of steel grade 25Cr2Mo1V

No Curve

Cross Reference Table (Equivalent Grade) of 25Cr2Mo1V

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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