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A139 Grade B

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America ASTM A139GradeB 电熔(电弧)焊钢管(4英寸以上的) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A139GradeB / A139 Grade B
Category Grade Standard Region/Area Standard Content
Metals A139 Grade B ASTM A139/A139M America 电熔(电弧)焊钢管(4英寸以上的)

Chemical composition(mass fraction)(wt.%) of the A139 Grade B

Element Min Max Similar

Mechanical Properties of steel grade A139 Grade B

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)
778 (≥) 133 (≥) 31 12 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade A139 Grade B

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 - -     0.41 -  
552 221 - 23.3 323   -  
316 - 34 41.2   334 112

Heat Treatment of steel grade A139 Grade B

Heat treated : 1261°C - 1187°C

Technological Curves of steel grade A139 Grade B

Cross Reference Table (Equivalent Grade) of A139 Grade B

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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