Q215

China GBT Q215 China structural steel and alloy steel and Q215 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel Q215 GBT China China structural steel and alloy steel
100QT
44W
50W
55W
50WT
55WT
50A
50AT
Q195
Q215
Datasheet for:Steel Grades:Structure Steel:Q215

Chemical composition(mass fraction)(wt.%) of the Q215

C(%) Si(%) Mn(%) P(%) S(%)
0.09-0.15 Max 0.30 0.25-0.55 0.045 0.045

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade Q215

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)
981 (≥) 756 (≥) 13 42 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 344
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
23 - -     0.44 -  
444 337 - 13.3 133   -  
196 - 33 34.2   142 434
Heat treated : 1292°C - 1187°C
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
Q215 China
Engineering and welding
Q215 B China
Engineering and welding
Q215 GBT China
China structural steel and alloy steel
Q215 GBT China
China structural steel and alloy steel
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Q215 can be supplied as steel plate/ sheet, round steel bar, steel tube/pipe, steel stripe, steel billet, steel ingot, steel wire rods. electroslag, forged ring/ block,etc.
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