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

Global 企业标准 LB-57 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: LB-57 / LB-57
Category Grade Standard Region/Area Standard Content
Metals LB-57 -- Global

Chemical composition(mass fraction)(wt.%) of the LB-57

Element Min Max Similar

Mechanical Properties of steel grade LB-57

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)
132 (≥) 392 (≥) 41 41 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade LB-57

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
11 - -     0.32 -  
468 416 - 31.3 113   -  
649 - 14 43.2   324 243

Heat Treatment of steel grade LB-57

Heat treated : 1957°C - 1384°C

Technological Curves of steel grade LB-57

Cross Reference Table (Equivalent Grade) of LB-57

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 LB-57?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top