S31640

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America UNS S31640 奥氏体铬镍钼合金不锈钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S31640 / S31640

Category	Grade	Standard	Region/Area	Standard Content
Metals	S31640	--	America	奥氏体铬镍钼合金不锈钢

Chemical composition(mass fraction)(wt.%) of the S31640

Element	Min	Max	Similar
Si	-	1.5000	-
S	-	0.0300	-
P	-	0.0450	-
Ni	10.0000	14.0000	-
Nb+Ta	-	-	-
N	-	0.1000	-
Mo	2.0000	3.0000	-
Mn	-	2.0000	-
Cr	16.0000	18.0000	-
Cb+Ta	-	-	-
C	-	0.0800	-

Mechanical Properties of steel grade S31640

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)
189 (≥)	672 (≥)	22	22	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	412

Physical Properties of steel grade S31640

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
24	-	-			0.12	-
978	267	-	41.3	441		-
727	-	32	44.2			113	244

Heat Treatment of steel grade S31640

Heat treated : 1822°C - 1868°C

Technological Curves of steel grade S31640

No Curve

Cross Reference Table (Equivalent Grade) of S31640

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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