A494 M25S

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America ASTM A494M25S 镍和镍合金的铸件标准规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A494M25S / A494 M25S

Category	Grade	Standard	Region/Area	Standard Content
Metals	A494 M25S	ASTM A494/A494M	America	镍和镍合金的铸件标准规范

Chemical composition(mass fraction)(wt.%) of the A494 M25S

Element	Min	Max	Similar
Si	1.0000	2.0000	-
S	-	0.0300	-
P	-	0.0300	-
Ni	-	-	-
Nb	1.0000	3.0000	-
Mn	-	1.5000	-
Fe	-	3.5000	-
Cu	26.0000	33.0000	-
C	-	0.3000	-

Mechanical Properties of steel grade A494 M25S

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)
359 (≥)	939 (≥)	32	23	43	Solution and Aging, Annealing, Ausaging, Q+T,etc	332

Physical Properties of steel grade A494 M25S

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	-	-			0.23	-
342	631	-	32.3	224		-
643	-	11	41.2			134	221

Heat Treatment of steel grade A494 M25S

Heat treated : 1692°C - 1916°C

Technological Curves of steel grade A494 M25S

No Curve

Cross Reference Table (Equivalent Grade) of A494 M25S

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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