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A486 Class 70

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America ASTM A486Class70 公路桥梁的钢铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A486Class70 / A486 Class 70
Category Grade Standard Region/Area Standard Content
Metals A486 Class 70 ASTM A486/A486M America 公路桥梁的钢铸件

Chemical composition(mass fraction)(wt.%) of the A486 Class 70

Element Min Max Similar
Si - 0.0800 -
S - 0.0600 -
P - 0.0500 -
Mn - 0.9000 -
C - 0.3500 -

Mechanical Properties of steel grade A486 Class 70

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)
232 (≥) 158 (≥) 12 13 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade A486 Class 70

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 - -     0.32 -  
153 976 - 41.3 244   -  
855 - 14 24.2   224 142

Heat Treatment of steel grade A486 Class 70

Heat treated : 1599°C - 1138°C

Technological Curves of steel grade A486 Class 70

Cross Reference Table (Equivalent Grade) of A486 Class 70

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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