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Q345qD

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China 舞钢Q/WTB Q345qD 关于 WJX 024-2012 《港珠澳用钢板技术条件》的补充规定 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q345qD / Q345qD
Category Grade Standard Region/Area Standard Content
Metals Q345qD WJX 024-1 China 关于 WJX 024-2012 《港珠澳用钢板技术条件》的补充规定

Chemical composition(mass fraction)(wt.%) of the Q345qD

Element Min Max Similar

Mechanical Properties of steel grade Q345qD

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)
433 (≥) 935 (≥) 14 21 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade Q345qD

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
24 - -     0.44 -  
595 226 - 33.3 414   -  
413 - 23 43.2   442 221

Heat Treatment of steel grade Q345qD

Heat treated : 1875°C - 1668°C

Technological Curves of steel grade Q345qD

Cross Reference Table (Equivalent Grade) of Q345qD

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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