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A234 Grade WP91

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America ASTM A234GradeWP91 中温与高温下使用的锻制碳素钢及合金钢管配件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: A234GradeWP91 / A234 Grade WP91
Category Grade Standard Region/Area Standard Content
Metals A234 Grade WP91 ASTM A234/A234M America 中温与高温下使用的锻制碳素钢及合金钢管配件

Chemical composition(mass fraction)(wt.%) of the A234 Grade WP91

Element Min Max Similar
Zr - 0.0100 -
V 0.1800 0.2500 -
Ti - 0.0100 -
Si 0.2000 0.5000 -
S - 0.0100 -
P - 0.0200 -
Other - - -
Ni - 0.4000 -
Nb 0.0600 0.1000 -
N 0.0300 0.0700 -
Mo 0.8500 1.0500 -
Mn 0.3000 0.6000 -
Cr 8.0000 9.5000 -
C 0.0800 0.1200 -
Al - 0.0200 -

Mechanical Properties of steel grade A234 Grade WP91

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)
126 (≥) 655 (≥) 33 43 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade A234 Grade WP91

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
11 - -     0.11 -  
678 685 - 33.3 122   -  
964 - 41 33.2   324 444

Heat Treatment of steel grade A234 Grade WP91

Heat treated : 1583°C - 1616°C

Technological Curves of steel grade A234 Grade WP91

Cross Reference Table (Equivalent Grade) of A234 Grade WP91

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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