Available 24/7 at contact@steel-grades.com

America UNS J31200 合金钢铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: J31200 / J31200
Category Grade Standard Region/Area Standard Content
Metals J31200 -- America 合金钢铸件

Chemical composition(mass fraction)(wt.%) of the J31200

Element Min Max Similar

Mechanical Properties of steel grade J31200

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)
697 (≥) 862 (≥) 24 12 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade J31200

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
33 - -     0.41 -  
421 622 - 32.3 413   -  
529 - 14 33.2   341 312

Heat Treatment of steel grade J31200

Heat treated : 1288°C - 1351°C

Technological Curves of steel grade J31200

Cross Reference Table (Equivalent Grade) of J31200

Available Suppliers

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
  • Do you supply this J31200?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top