A494 M-25S Class 2

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America ASTM A494M-25SClass2 镍和镍合金的铸件标准规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A494M-25SClass2 / A494 M-25S Class 2

Category	Grade	Standard	Region/Area	Standard Content
Metals	A494 M-25S Class 2	ASTM A494/A494M	America	镍和镍合金的铸件标准规范

Chemical composition(mass fraction)(wt.%) of the A494 M-25S Class 2

Element	Min	Max	Similar

The data is being updated,

Mechanical Properties of steel grade A494 M-25S Class 2

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)
152 (≥)	171 (≥)	14	21	33	Solution and Aging, Annealing, Ausaging, Q+T,etc	422

Physical Properties of steel grade A494 M-25S Class 2

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
41	-	-			0.44	-
475	968	-	43.3	332		-
929	-	21	13.2			432	431

Heat Treatment of steel grade A494 M-25S Class 2

Heat treated : 1239°C - 1477°C

Technological Curves of steel grade A494 M-25S Class 2

No Curve

Cross Reference Table (Equivalent Grade) of A494 M-25S Class 2

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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