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China GB NiMo28 镍及镍合金焊条 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: NiMo28 / NiMo28
Category Grade Standard Region/Area Standard Content
Metals NiMo28 GB/T 13814 China 镍及镍合金焊条

Chemical composition(mass fraction)(wt.%) of the NiMo28

Element Min Max Similar
Si - 0.1000 -
S - 0.0300 -
P - 0.0400 -
Ni - - -
Mo 26.0000 30.0000 -
Mn - 1.0000 -
Fe - 2.0000 -
Cr - 1.0000 -
Co - 1.0000 -
C - 0.0200 -
W - 1.0000 -
Si - 0.2000 -
S - 0.0150 -
P - 0.0200 -
Ni 64.5000 - -
Mo 26.0000 30.0000 -
Mn - 2.0000 -
Fe - 2.2000 -
Cu - 0.5000 -
Cr - 1.0000 -
C - 0.0200 -

Mechanical Properties of steel grade NiMo28

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)
136 (≥) 463 (≥) 34 22 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade NiMo28

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
12 - -     0.21 -  
262 347 - 22.3 314   -  
445 - 14 12.2   342 224

Heat Treatment of steel grade NiMo28

Heat treated : 1399°C - 1865°C

Technological Curves of steel grade NiMo28

Cross Reference Table (Equivalent Grade) of NiMo28

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