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

China 首钢Q/SG SAPH400 汽车结构用热连轧钢板和钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SAPH400 / SAPH400
Category Grade Standard Region/Area Standard Content
Metals SAPH400 Q/SGZGS 315 China 汽车结构用热连轧钢板和钢带

Chemical composition(mass fraction)(wt.%) of the SAPH400

Element Min Max Similar
C - 0.2000 -
Si - 0.3000 -
Mn - 1.4000 -
P - 0.0250 -
S - 0.0200 -
Alt 0.0100 - -

Mechanical Properties of steel grade SAPH400

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)
255 (≥) 394 (≥) 43 34 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade SAPH400

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
21 - -     0.11 -  
914 661 - 14.3 243   -  
418 - 12 33.2   413 223

Heat Treatment of steel grade SAPH400

Heat treated : 1259°C - 1821°C

Technological Curves of steel grade SAPH400

Cross Reference Table (Equivalent Grade) of SAPH400

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 SAPH400?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top