CrAl 20 5

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Germany DIN CrAl205 Heating conductor alloys; technical delivery conditions for round and flat wire and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CrAl205 / CrAl 20 5

Category	Grade	Standard	Region/Area	Standard Content
Metals	CrAl 20 5	DIN 17470	Germany	Heating conductor alloys; technical delivery conditions for round and flat wire

Chemical composition(mass fraction)(wt.%) of the CrAl 20 5

Element	Min	Max	Similar

The data is being updated,

Mechanical Properties of steel grade CrAl 20 5

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)
767 (≥)	462 (≥)	44	12	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	221

Physical Properties of steel grade CrAl 20 5

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
21	-	-			0.44	-
277	573	-	22.3	331		-
229	-	11	13.2			232	111

Heat Treatment of steel grade CrAl 20 5

Heat treated : 1952°C - 1736°C

Technological Curves of steel grade CrAl 20 5

No Curve

Cross Reference Table (Equivalent Grade) of CrAl 20 5

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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