S40940

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America UNS S40940 含铌铁素体铬合金不锈钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S40940 / S40940

Category	Grade	Standard	Region/Area	Standard Content
Metals	S40940	--	America	含铌铁素体铬合金不锈钢

Chemical composition(mass fraction)(wt.%) of the S40940

Element	Min	Max	Similar
Si	-	1.0000	-
S	-	0.0400	-
P	-	0.0450	-
Ni	-	0.5000	-
Nb	-	-	-
Mn	-	1.0000	-
Cr	10.5000	11.7500	-
C	-	0.0600	-

Mechanical Properties of steel grade S40940

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)
276 (≥)	556 (≥)	33	14	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	411

Physical Properties of steel grade S40940

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
14	-	-			0.23	-
985	753	-	41.3	124		-
387	-	13	42.2			322	121

Heat Treatment of steel grade S40940

Heat treated : 1178°C - 1167°C

Technological Curves of steel grade S40940

No Curve

Cross Reference Table (Equivalent Grade) of S40940

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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