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China NB 16MnD 低温承压设备用低合金钢锻件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 16MnD / 16MnD
Category Grade Standard Region/Area Standard Content
Metals 16MnD NB/T 47009 China 低温承压设备用低合金钢锻件

Chemical composition(mass fraction)(wt.%) of the 16MnD

Element Min Max Similar
S - 0.0120 -
P - 0.0250 -
Nb - 0.0300 -
Cu - 0.2500 -
Cr - 0.3000 -
Ni - 0.4000 -
Mn 1.2000 1.6000 -
Si 0.2000 0.6000 -
C 0.1300 0.2000 -

Mechanical Properties of steel grade 16MnD

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)
258 (≥) 683 (≥) 33 11 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade 16MnD

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
31 - -     0.21 -  
795 435 - 44.3 114   -  
648 - 43 31.2   242 333

Heat Treatment of steel grade 16MnD

Heat treated : 1936°C - 1335°C

Technological Curves of steel grade 16MnD

Cross Reference Table (Equivalent Grade) of 16MnD

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