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X 40 NiCrNb 35-25

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Germany DIN X40NiCrNb35-25 Heat-resisting NiCrNb steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X40NiCrNb35-25 / X 40 NiCrNb 35-25
Category Grade Standard Region/Area Standard Content
Metals X 40 NiCrNb 35-25 -- Germany Heat-resisting NiCrNb steel

Chemical composition(mass fraction)(wt.%) of the X 40 NiCrNb 35-25

Element Min Max Similar
Si 0.5000 1.5000 -
S - 0.0200 -
P - 0.0250 -
Ni 34.0000 36.0000 -
Nb 1.0000 2.0000 -
Mn 1.5000 2.5000 -
Cr 24.0000 26.0000 -
C 0.3500 0.4500 -

Mechanical Properties of steel grade X 40 NiCrNb 35-25

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)
357 (≥) 134 (≥) 11 43 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade X 40 NiCrNb 35-25

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 - -     0.43 -  
237 371 - 12.3 113   -  
923 - 44 33.2   444 441

Heat Treatment of steel grade X 40 NiCrNb 35-25

Heat treated : 1214°C - 1547°C

Technological Curves of steel grade X 40 NiCrNb 35-25

Cross Reference Table (Equivalent Grade) of X 40 NiCrNb 35-25

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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