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A709Grade 50W Type A(A709Grade 345W Type 5A)

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China 鞍钢Q/ASB A709Grade50WTypeA(A709Grade345WType5A) 桥梁用结构钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A709Grade50WTypeA(A709Grade345WType5A) / A709Grade 50W Type A(A709Grade 345W Type 5A)
Category Grade Standard Region/Area Standard Content
Metals A709Grade 50W Type A(A709Grade 345W Type 5A) Q/ASB 287 China 桥梁用结构钢板

Chemical composition(mass fraction)(wt.%) of the A709Grade 50W Type A(A709Grade 345W Type 5A)

Element Min Max Similar
V 0.0200 0.1000 -
Cu 0.2500 0.4000 -
Cr 0.4000 0.6500 -
Ni - 0.4000 -
Si 0.3000 0.6500 -
S - 0.0500 -
P - 0.0400 -
Mn 0.8000 1.2500 -
C - 0.1900 -

Mechanical Properties of steel grade A709Grade 50W Type A(A709Grade 345W Type 5A)

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)
524 (≥) 285 (≥) 34 12 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical Properties of steel grade A709Grade 50W Type A(A709Grade 345W Type 5A)

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 - -     0.24 -  
164 991 - 33.3 431   -  
987 - 13 41.2   324 444

Heat Treatment of steel grade A709Grade 50W Type A(A709Grade 345W Type 5A)

Heat treated : 1232°C - 1914°C

Technological Curves of steel grade A709Grade 50W Type A(A709Grade 345W Type 5A)

Cross Reference Table (Equivalent Grade) of A709Grade 50W Type A(A709Grade 345W Type 5A)

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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