1.4912

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EU EN 1.4912 承压钢锻件 - 第5部分：马氏体，奥氏体和奥氏体-铁素体不锈钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1.4912 / 1.4912

Category	Grade	Standard	Region/Area	Standard Content
Metals	1.4912	EN 10222-5	EU	承压钢锻件 - 第5部分：马氏体，奥氏体和奥氏体-铁素体不锈钢

Chemical composition(mass fraction)(wt.%) of the 1.4912

Element	Min	Max	Similar
C	0.0400	0.1000	-
Mn	-	2.0000	-
P	-	0.0450	-
S	-	0.0150	-
Si	-	1.0000	-
Ni	9.0000	12.0000	-
Cr	17.0000	19.0000	-
Nb	-	1.2000	-

Mechanical Properties of steel grade 1.4912

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)
998 (≥)	427 (≥)	43	21	33	Solution and Aging, Annealing, Ausaging, Q+T,etc	234

Physical Properties of steel grade 1.4912

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
32	-	-			0.32	-
461	886	-	43.3	134		-
324	-	41	24.2			122	441

Heat Treatment of steel grade 1.4912

Heat treated : 1959°C - 1979°C

Technological Curves of steel grade 1.4912

No Curve

Cross Reference Table (Equivalent Grade) of 1.4912

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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