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

SA-542 Type E Class 4a

America ASME SA-542TypeEClass4a 压力容器用淬火加回火的铬钼和络钼钒合金钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals SA-542 Type E Class 4a ASME SA-542/SA-542M America 压力容器用淬火加回火的铬钼和络钼钒合金钢板

Chemical composition(mass fraction)(wt.%) of the SA-542 Type E Class 4a

Element Min Max Similar

Mechanical Properties of steel grade SA-542 Type E Class 4a

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)
241 (≥) 761 (≥) 12 14 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade SA-542 Type E Class 4a

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
13 - -     0.14 -  
351 247 - 23.3 343   -  
711 - 22 11.2   114 341

Heat Treatment of steel grade SA-542 Type E Class 4a

Heat treated : 1249°C - 1651°C

Technological Curves of steel grade SA-542 Type E Class 4a

Cross Reference Table (Equivalent Grade) of SA-542 Type E Class 4a

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 SA-542 Type E Class 4a?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top