14340

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Czech CSN 14340 Chromium-Aluminum steel 14 340 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 14340 / 14340

Category	Grade	Standard	Region/Area	Standard Content
Metals	14340	CSN 41 4340	Czech	Chromium-Aluminum steel 14 340

Chemical composition(mass fraction)(wt.%) of the 14340

Element	Min	Max	Similar
Si	0.1700	0.3700	-
S	-	0.0350	-
P	-	0.0350	-
Mn	0.5000	0.9000	-
Cr	1.3000	1.9000	-
C	0.2800	0.3800	-
Al	0.9000	1.3000	-

Mechanical Properties of steel grade 14340

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 (≥)	941 (≥)	23	21	43	Solution and Aging, Annealing, Ausaging, Q+T,etc	124

Physical Properties of steel grade 14340

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
31	-	-			0.13	-
536	345	-	43.3	413		-
665	-	34	44.2			434	312

Heat Treatment of steel grade 14340

Heat treated : 1513°C - 1255°C

Technological Curves of steel grade 14340

No Curve

Cross Reference Table (Equivalent Grade) of 14340

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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