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Grade P91 ASTM A335 Seamless Alloy Steel Pipe

petrochemical steel pipe tube gas oil

Grade P91 ASTM A335 Seamless Alloy Steel Pipe

IMRI makeS seamless P91 alloy steel pipes from chrome-molybdenum-vanadium steel, which gives them exceptional high-temperature strength, oxidation resistance, and creep resistance. Engineers widely utilize these pipes in critical applications such as power boilers, petrochemical plants, and high-pressure piping systems where reliability under extreme conditions is essential.

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sales@imristeel.com

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+86 13646172523

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Product Detail
Chemical Component
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Quick Details

Product Name:
Grade P91 ASTM A335 Seamless Alloy Steel Pipe
Standard:
ASTM A335; ASTM A999
Grade:
P91
Thickness:
SCH 40-SCH 160
Section Shape:
Round
Outer Diameter:
73-1219mm
Place of Origin:
Baotou, China(Mainland)
Usage:
Power boilers, petrochemical plants
Surface Treatment:
Hot Rolled
Tolerance:
OD: NPS 1/2-NPS 12 ±0.5% or ±0.20mm NPS 12-NPS 24 ±0.75% or ±0.40mm >NPS 24 ±1.0% or ±0.80mm WT: +20% / -0%
End:
Plain, beveled, or customized
End Protector:
Plastic pipe caps,iron protector or customized
length:
6-12m or customized
Brand:
Baotou steel
Delivery Time:
Normally within 30-45 days and according to the quantity.

Chemical Component(ASTM A335

GradeTypeCMnMoCrNiCuPSSi
MinMaxMinMaxMinMaxMinMaxMaxMaxMaxMaxMax
P910.080.120.300.600.851.058.009.500.0200.0100.50

 

Mechanical Performance(ASTM A335)

GradeTypeTotal under load

Elongation

%

Yield StrengthTensile StrengthHardnessSpecified

OD

 

mm

Allowable hardness

Variation

MinMaxMinHRCHBWHRC
P9120415585