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

America ASME E312 手工电弧焊用不锈钢焊条标准 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: E312 / E 312
Category Grade Standard Region/Area Standard Content
Metals E 312 ASME SFA-5.4/SFA-5.4M America 手工电弧焊用不锈钢焊条标准

Chemical composition(mass fraction)(wt.%) of the E 312

Element Min Max Similar

Mechanical Properties of steel grade E 312

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)
438 (≥) 746 (≥) 31 41 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade E 312

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 - -     0.32 -  
838 548 - 21.3 243   -  
765 - 23 12.2   311 423

Heat Treatment of steel grade E 312

Heat treated : 1431°C - 1518°C

Technological Curves of steel grade E 312

Cross Reference Table (Equivalent Grade) of E 312

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 E 312?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top