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China 鞍钢Q/ASB Q195LB 拉丝用低碳钢盘条 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q195LB / Q195LB
Category Grade Standard Region/Area Standard Content
Metals Q195LB Q/ASB 290 China 拉丝用低碳钢盘条

Chemical composition(mass fraction)(wt.%) of the Q195LB

Element Min Max Similar
As - 0.0080 -
Cu - 0.2000 -
Cr - 0.2000 -
Ni - 0.2000 -
B 0.0008 - -
S - 0.0250 -
P - 0.0250 -
Mn 0.2500 0.5000 -
Si 0.1500 0.3000 -
C 0.0600 0.1000 -

Mechanical Properties of steel grade Q195LB

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)
662 (≥) 555 (≥) 12 11 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade Q195LB

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
41 - -     0.42 -  
914 778 - 13.3 123   -  
149 - 44 44.2   231 242

Heat Treatment of steel grade Q195LB

Heat treated : 1496°C - 1371°C

Technological Curves of steel grade Q195LB

Cross Reference Table (Equivalent Grade) of Q195LB

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