ZG25Mn

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China JB ZG25Mn 重型机械通用技术条件第6部分：铸件钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ZG25Mn / ZG25Mn

Category	Grade	Standard	Region/Area	Standard Content
Metals	ZG25Mn	JB/T 5000.6	China	重型机械通用技术条件第6部分：铸件钢

Chemical composition(mass fraction)(wt.%) of the ZG25Mn

Element	Min	Max	Similar
Cu	-	0.3000	-
P	-	0.0350	-
S	-	0.0350	-
Mn	1.1000	1.3000	-
Si	0.3000	0.4500	-
C	0.2000	0.3000	-

Mechanical Properties of steel grade ZG25Mn

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)
971 (≥)	987 (≥)	33	41	33	Solution and Aging, Annealing, Ausaging, Q+T,etc	321

Physical Properties of steel grade ZG25Mn

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
21	-	-			0.23	-
783	374	-	13.3	444		-
819	-	14	31.2			134	442

Heat Treatment of steel grade ZG25Mn

Heat treated : 1876°C - 1917°C

Technological Curves of steel grade ZG25Mn

No Curve

Cross Reference Table (Equivalent Grade) of ZG25Mn

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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