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A529 Grade 345

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America ASTM A529Grade345 高强度碳锰结构钢质量 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A529Grade345 / A529 Grade 345
Category Grade Standard Region/Area Standard Content
Metals A529 Grade 345 ASTM A529/A529M America 高强度碳锰结构钢质量

Chemical composition(mass fraction)(wt.%) of the A529 Grade 345

Element Min Max Similar
C - 0.2700 -
Mn - 1.3500 -
P - 0.0400 -
S - 0.0500 -
Si - 0.4000 -
Cu 0.2000 - -
C - 0.2700 -
Si - 0.4000 -
Mn - 1.3500 -
S - 0.0500 -
P - 0.0400 -
Cu 0.2000 - -
Si - 0.4000 -
S - 0.0500 -
P - 0.0400 -
Mn - 1.3500 -
Cu 0.2000 - -
C - 0.2700 -

Mechanical Properties of steel grade A529 Grade 345

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)
678 (≥) 873 (≥) 12 32 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical Properties of steel grade A529 Grade 345

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
31 - -     0.22 -  
659 356 - 13.3 332   -  
791 - 13 22.2   231 124

Heat Treatment of steel grade A529 Grade 345

Heat treated : 1862°C - 1125°C

Technological Curves of steel grade A529 Grade 345

Cross Reference Table (Equivalent Grade) of A529 Grade 345

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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