Crofer 22 APU

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Global 企业标准 Crofer22APU ThyssenKrupp VDM GmbH and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Crofer22APU / Crofer 22 APU

Category	Grade	Standard	Region/Area	Standard Content
Metals	Crofer 22 APU	--	Global	ThyssenKrupp VDM GmbH

Chemical composition(mass fraction)(wt.%) of the Crofer 22 APU

Element	Min	Max	Similar
Ti	0.0300	0.2000	-
Si	-	0.5000	-
S	-	0.0200	-
P	-	0.0500	-
Mn	0.3000	0.8000	-
La	0.0400	0.2000	-
Cu	-	0.5000	-
Cr	20.0000	24.0000	-
C	-	0.0300	-
Al	-	0.5000	-

Mechanical Properties of steel grade Crofer 22 APU

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)
141 (≥)	292 (≥)	22	14	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	223

Physical Properties of steel grade Crofer 22 APU

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
23	-	-			0.21	-
868	584	-	44.3	331		-
628	-	33	11.2			212	344

Heat Treatment of steel grade Crofer 22 APU

Heat treated : 1261°C - 1462°C

Technological Curves of steel grade Crofer 22 APU

No Curve

Cross Reference Table (Equivalent Grade) of Crofer 22 APU

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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