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Q215

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Q215 Q235
#Q215

Description

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

Datasheet for: Steel Grades:Structure Steel: Q215
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

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 of steel 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)
598 (≥) 745 (≥) 24 33 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical Properties of steel grade Q215

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 - -     0.34 -  
487 212 - 44.3 122   -  
287 - 44 13.2   443 432

Heat Treatment of steel grade Q215

Heat treated : 1154°C - 1716°C

Technological Curves of steel grade Q215

Cross Reference Table (Equivalent Grade) of Q215

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
Q215 Q235
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Jiangyou Longhai Special Steel Co.,Ltd.

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...

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