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China GB JMn97-B 金属锰 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: JMn97-B / JMn97-B
Category Grade Standard Region/Area Standard Content
Metals JMn97-B GB/T 2774 China 金属锰

Chemical composition(mass fraction)(wt.%) of the JMn97-B

Element Min Max Similar
Zn - 0.1500 -
Sn 15.0000 17.0000 -
Sb 15.0000 17.0000 -
Pb - - -
Other - 0.6000 -
Fe - 0.1000 -
Cu 1.5000 2.0000 -
Bi - 0.1000 -
As - 0.3000 -

Mechanical Properties of steel grade JMn97-B

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)
977 (≥) 475 (≥) 22 34 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade JMn97-B

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
32 - -     0.32 -  
636 713 - 13.3 223   -  
725 - 41 13.2   341 114

Heat Treatment of steel grade JMn97-B

Heat treated : 1822°C - 1673°C

Technological Curves of steel grade JMn97-B

Cross Reference Table (Equivalent Grade) of JMn97-B

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