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ASTM A335 P91 Alloy Steel Seamless Pipe NPS 2 NPS 6 NPS 10 For Power Plants

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ASTM A335 P91 Alloy Steel Seamless Pipe NPS 2 NPS 6 NPS 10 For Power Plants

Brand Name : YUHONG

Model Number : ASTM A335 P11,ASTM A335 P22, ASTM A335 P5, ASTM A335 P9, ASTM A335 P91

Certification : ABS, BV, DNV, GL, LR, SGS, IEI

Place of Origin : CHINA

MOQ : 100KGS

Price : 0- 1000000USD

Payment Terms : L/C, T/T

Supply Ability : 800Tons/ month

Delivery Time : 7DAYS

Packaging Details : BUNDLE,PLYWOOD CASE

MATERIAL : P91, P92

SURFACE : BLACK VANISH

STANDARD : ASTM A335, ASME SA335

OD : 1/2" TO 48 "

LENGTH : Single Random, Double Random & Cut Length.

END : PLAIN, BEVELED

NDT : UT , ET, HT, PT , MT

Application : Heating, Furance , Boiler, Power plantS, Petrochemical , Energy

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ASTM A335 P91 Alloy Steel Seamless Pipe NPS 2 NPS 6 NPS 10 for Power plants

YUHONG GROUP'S P91 and P92 steels are common grades that meet ASTM A335 or SA335 standards and are used for piping and power plant components because of their high strength at elevated temperatures.

Chemical composition comparison showed below:(%)

Grade C Si max Mn P S Ni max Cr Mo W
P91 0.08-0.12 0.50 0.30-0.60 0.02 0.01 0.4 8.0-9.5 0.85-1.05 /

Alloy Steel Pipe A 335/ ASME SA335 P91

Size : 1/2" TO 24 "IN OD & NB

Schedule: SCH20, SCH30, SCH40.
Type : Welded / Fabricated / Seamless
Length : Single Random, Double Random & Cut Length.
End : Plain End, Beveled End.

MATERIALS :
Alloy Steel Pipe A335 P91 – AS Pipe A335 P91
ASTM A335, Gr. P5, P9, P11, P12, P21, P22 & P91

Mechanical properties

Grade Tensile strength Yield strength Elongation
P11, P22, P5, P9 ≥415 ≥205 ≥30/20
P91 ≥585 ≥415 ≥20
P92 ≥620 ≥440 ≥20
Pipes Type Seamless - Hot Rolled / Cold Drawn
Pipes Ends Plain Ends / Beveled Ends / Coupling
Pipes Coating Epoxy Coating / Colour Paint Coating / 3LPE Coating.
Other Testing Tensile Test, Transverse Tension Tests, Flattening Test, Metal Structure and Etching Tests, Photomicrographs, Hardness Tests, etc.
Pipes Packaging Loose / Bundle / Wooden Pallet / Wooden box-a / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector
Pipes Shipment & Transportation By Road - Truck / Train, By Sea - Break-bulk Conventional Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 40 Feet Container / 45 Feet Container / High Cube Container / Open Top Container, By Air - Freighter Civil Passenger and Cargo Planes

ASTM A335 P91 Seamless Pipes heat treatment

P5, P9, P11, and P22
Grade Heat Treatment Type Normalizing Temperature Range F [C] Subcritical Annealing or Tempering
Temperature Range F [C]
P91 Normalize and Temper 1900-1975 [1040 – 1080] 1350-1470 [730 – 800]
Quench and Temper 1900-1975 [1040 – 1080] 1350-1470 [730 – 800]

ASTM A335 P91 Seamless Pipes Permissible Variation in Wall Thickness

NPS [DN] Designator Tolerance, % from Specified
Over Under
1/8 to 2 1/2 [6 to 65] incl., all t/D ratios 20.0% 12.5%
Above 2 1/2 [65], t/D < or = 5% 22.5% 12.5%
Above 2 1/2 [65], t/D > 5% 15.0% 12.5%
(t = Specified Wall Thickness; D = Specified Outside Diameter)

Application for:

ASTM A335 P91 Alloy Steel Seamless Pipe NPS 2 NPS 6 NPS 10 For Power Plants


Product Tags:

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ASTM A335 P91 Alloy Steel Seamless Pipe NPS 2 NPS 6 NPS 10 For Power Plants Images

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