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CrNi 25 20

Favorite Datasheet

Germany DIN CrNi2520 Heating conductor alloys; technical delivery conditions for round and flat wire and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CrNi2520 / CrNi 25 20
Category Grade Standard Region/Area Standard Content
Metals CrNi 25 20 DIN 17470 Germany Heating conductor alloys; technical delivery conditions for round and flat wire

Chemical composition(mass fraction)(wt.%) of the CrNi 25 20

Element Min Max Similar
Ni - - 20.0000
Fe - - -
Cr - - 25.0000

Mechanical Properties of steel grade CrNi 25 20

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
937 (≥) 511 (≥) 31 34 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade CrNi 25 20

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 - -     0.11 -  
775 216 - 23.3 341   -  
712 - 24 41.2   342 431

Heat Treatment of steel grade CrNi 25 20

Heat treated : 1895°C - 1412°C

Technological Curves of steel grade CrNi 25 20

Cross Reference Table (Equivalent Grade) of CrNi 25 20

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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