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China GB Q195 碳素结构钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q195 / Q195
Category Grade Standard Region/Area Standard Content
Metals Q195 GB/T 700 China 碳素结构钢

Chemical composition(mass fraction)(wt.%) of the Q195

Element Min Max Similar
Si - 0.3000 -
S - 0.0400 -
P - 0.0350 -
Mn - 0.5000 -
C - 0.1200 -
C - 0.1200 -
Si - 0.3000 -
Mn - 0.5000 -
P - 0.0350 -
S - 0.0400 -

Mechanical Properties of steel grade Q195

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)
152 (≥) 595 (≥) 21 41 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade Q195

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
14 - -     0.32 -  
597 581 - 42.3 433   -  
791 - 13 31.2   322 411

Heat Treatment of steel grade Q195

Heat treated : 1665°C - 1434°C

Technological Curves of steel grade Q195

Cross Reference Table (Equivalent Grade) of Q195

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