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Germany DIN NiW4 Wrought low alloyed NiW alloy and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: NiW4 / NiW 4
Category Grade Standard Region/Area Standard Content
Metals NiW 4 -- Germany Wrought low alloyed NiW alloy

Chemical composition(mass fraction)(wt.%) of the NiW 4

Element Min Max Similar
W 3.8000 4.3000 -
Ni - - -
C - 0.1500 -

Mechanical Properties of steel grade NiW 4

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)
546 (≥) 454 (≥) 21 23 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade NiW 4

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
13 - -     0.14 -  
785 926 - 21.3 413   -  
597 - 41 41.2   142 432

Heat Treatment of steel grade NiW 4

Heat treated : 1192°C - 1913°C

Technological Curves of steel grade NiW 4

Cross Reference Table (Equivalent Grade) of NiW 4

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