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

China GB Q370qE 桥梁用结构钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q370qE / Q370q E
Category Grade Standard Region/Area Standard Content
Metals Q370q E GB/T 714 China 桥梁用结构钢

Chemical composition(mass fraction)(wt.%) of the Q370q E

Element Min Max Similar
Pcm - 0.2000 -
CEV - 0.4000 -
CEV - 0.3800 -
CEV - - -
CEV - 0.4600 -
CEV - 0.4400 -
Nb+V+Ti - 0.2200 -
N - 0.0080 -
Cu - 0.3000 -
Ni - 0.3000 -
Cr - 0.3000 -
Al 0.0100 0.0450 -
Ti 0.0060 0.0300 -
V 0.0100 0.0800 -
Nb 0.0100 0.0900 -
Mn 1.0000 1.6000 -
Si - 0.5500 -
C - 0.1400 -
H - 0.0002 -
B - 0.0005 -
S - 0.0100 -
P - 0.0200 -
Nb+V+Ti - 0.2200 -
N - 0.0080 -
Cu - 0.3000 -
Ni - 0.3000 -
Cr - 0.3000 -
Al 0.0100 0.0450 -
Ti 0.0060 0.0300 -
V 0.0100 0.0800 -
Nb 0.0050 0.0600 -
Mn 1.0000 1.6000 -
Si - 0.5500 -
C - 0.1800 -
P - 0.0200 -
S - 0.0150 -
Mn 1.2000 1.6000 -
Si - 0.5000 -
C - 0.1700 -
V - 0.0800 -
Ti - 0.0300 -
Si - 0.5500 -
S - 0.0100 -
P - 0.0200 -
Ni - 0.5000 -
Nb - 0.0600 -
N - 0.0120 -
Mo - 0.2000 -
Mn 1.0000 1.7000 -
Cu - 0.5500 -
Cr - 0.8000 -
C - 0.1800 -
B - 0.0040 -
Al 0.0150 - -

Mechanical Properties of steel grade Q370q E

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)
558 (≥) 576 (≥) 11 32 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical Properties of steel grade Q370q E

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
12 - -     0.11 -  
324 955 - 24.3 313   -  
462 - 22 44.2   231 123

Heat Treatment of steel grade Q370q E

Heat treated : 1953°C - 1584°C

Technological Curves of steel grade Q370q E

Cross Reference Table (Equivalent Grade) of Q370q E

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 Q370q E?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top