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A709Grade 50 Type 5(A709Grade 345 Type 5)

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China 鞍钢Q/ASB A709Grade50Type5(A709Grade345Type5) 桥梁用结构钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A709Grade50Type5(A709Grade345Type5) / A709Grade 50 Type 5(A709Grade 345 Type 5)
Category Grade Standard Region/Area Standard Content
Metals A709Grade 50 Type 5(A709Grade 345 Type 5) Q/ASB 287 China 桥梁用结构钢板

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

Element Min Max Similar
Nb+V 0.0100 0.1600 -
Nb+V 0.0200 0.1500 -
V 0.0050 0.1700 -
V 0.0100 0.1500 -
Nb 0.0040 0.0600 -
Nb 0.0050 0.0500 -
S - 0.0500 -
P - 0.0400 -
Mn 0.8000 1.3500 -
Mn 0.5000 1.3500 -
Si 0.1500 0.4000 -
Si - 0.4000 -
C - 0.2300 -

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

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)
344 (≥) 152 (≥) 34 43 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

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

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
13 - -     0.13 -  
723 611 - 13.3 113   -  
889 - 31 13.2   322 411

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

Heat treated : 1566°C - 1859°C

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

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

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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