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Global 企业标准 NY625 Aubert & Duval and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: NY625 / NY625
Category Grade Standard Region/Area Standard Content
Metals NY625 -- Global Aubert & Duval

Chemical composition(mass fraction)(wt.%) of the NY625

Element Min Max Similar
Ti - 0.4000 -
Ni - - -
Nb - - 3.7000
Mo - - 9.0000
Fe - 5.0000 -
Cr - - 22.0000
C - 0.1000 -
Al - 0.4000 -

Mechanical Properties of steel grade NY625

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)
941 (≥) 354 (≥) 13 34 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade NY625

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
44 - -     0.43 -  
122 682 - 32.3 433   -  
697 - 24 11.2   242 224

Heat Treatment of steel grade NY625

Heat treated : 1455°C - 1141°C

Technological Curves of steel grade NY625

Cross Reference Table (Equivalent Grade) of NY625

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