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A490 Type 3

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America ASTM A490Type3 结构螺栓，合金钢，热处理，150 KSI最小抗拉强度 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A490Type3 / A490 Type 3
Category Grade Standard Region/Area Standard Content
Metals A490 Type 3 ASTM A490 America 结构螺栓，合金钢，热处理，150 KSI最小抗拉强度

Chemical composition(mass fraction)(wt.%) of the A490 Type 3

Element Min Max Similar
S - 0.0450 -
P - 0.0400 -
Ni 0.1700 - -
Mn 0.3700 - -
Cu 0.1700 0.6300 -
Cr 0.4200 - -
C 0.1900 0.5500 -

Mechanical Properties of steel grade A490 Type 3

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)
823 (≥) 686 (≥) 12 44 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade A490 Type 3

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 - -     0.21 -  
115 571 - 23.3 244   -  
435 - 31 23.2   421 221

Heat Treatment of steel grade A490 Type 3

Heat treated : 1638°C - 1563°C

Technological Curves of steel grade A490 Type 3

Cross Reference Table (Equivalent Grade) of A490 Type 3

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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