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China NB 1Cr5Mo 承压设备用碳素钢和合金锻件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1Cr5Mo / 1Cr5Mo
Category Grade Standard Region/Area Standard Content
Metals 1Cr5Mo NB/T 47008 China 承压设备用碳素钢和合金锻件

Chemical composition(mass fraction)(wt.%) of the 1Cr5Mo

Element Min Max Similar
S - 0.0150 -
P - 0.0250 -
Cu - 0.2500 -
Ni - 0.5000 -
Mo 0.4500 0.6500 -
Cr 4.0000 6.0000 -
Mn - 0.6000 -
Si - 0.5000 -
C - 0.1500 -

Mechanical Properties of steel grade 1Cr5Mo

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)
128 (≥) 787 (≥) 33 24 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade 1Cr5Mo

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 -  
526 537 - 13.3 442   -  
124 - 41 22.2   124 433

Heat Treatment of steel grade 1Cr5Mo

Heat treated : 1854°C - 1285°C

Technological Curves of steel grade 1Cr5Mo

Cross Reference Table (Equivalent Grade) of 1Cr5Mo

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