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ASTM A335 GRADE P91

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ASTM A335 GRADE P9 ASTM A335 GRADE P92
#ASTM #A335 #GRADE #P91

Description

USA ASTM ASTM A335 GRADE P91 Seamless Ferritic Alloy Steel Pipe for High-Temperature Service and ASTM A335 GRADE P91 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: ASTM A335 GRADE P91
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel ASTM A335 GRADE P91 ASTM USA Seamless Ferritic Alloy Steel Pipe for High-Temperature Service
UNS G10200
UNS G10210
ASTM 1021
SKC3②
SKC11③
SKC31①
ASTM A335 GRADE P11
ASTM A335 GRADE P22
ASTM A335 GRADE P5
ASTM A335 GRADE P9

Chemical composition(mass fraction)(wt.%) of the ASTM A335 GRADE P91

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%) N(%) Nb(%) Al(%) Ti(%)
0.08-0.12 0.20-0.50 0.30-0.60 Max 0.020 Max 0.010 8.00-9.50 Max 0.40 0.85-1.05 0.18-0.25 0.03-0.07 0.06-0.10 Max 0.02 Max 0.01

Mechanical Properties of steel grade ASTM A335 GRADE P91

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)
777 (≥) 986 (≥) 43 24 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade ASTM A335 GRADE P91

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
41 - -     0.31 -  
584 993 - 34.3 133   -  
711 - 11 22.2   311 214

Heat Treatment of steel grade ASTM A335 GRADE P91

Heat treated : 1456°C - 1579°C

Technological Curves of steel grade ASTM A335 GRADE P91

Cross Reference Table (Equivalent Grade) of ASTM A335 GRADE P91

Grade Standard Country Application
ASTM 1030 ASTM USA General use carbon steel bar
ASTM 1005 ASTM USA General use carbon steel bar
ASTM 1006 ASTM USA General use carbon steel bar
ASTM 1008 ASTM USA General use carbon steel bar
ASTM 1010 ASTM USA General use carbon steel bar
ASTM 1013 ASTM USA General use carbon steel bar
ASTM 1015 ASTM USA General use carbon steel bar
ASTM 1016 ASTM USA General use carbon steel bar
ASTM 1017 ASTM USA General use carbon steel bar
ASTM 1018 ASTM USA General use carbon steel bar
ASTM 1019 ASTM USA General use carbon steel bar
ASTM 1020 ASTM USA General use carbon steel bar
ASTM 1021 ASTM USA General use carbon steel bar
ASTM W1-A ASTM USA Carbon tool steel
ASTM A182 F55 ASTM USA Super Duplex
ASTM 431 ASTM USA Martensitic special steel
ASTM 440A ASTM USA Martensitic special steel
ASTM 440B ASTM USA Martensitic special steel
ASTM 440C ASTM USA Martensitic special steel
ASTM 501 ASTM USA Martensitic special steel
ASTM A335 GRADE P9 ASTM A335 GRADE P92
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