Alloy Steel P91 Pipes

Silver Tubes is one of the most prominent dealer& trader of Alloy Steel P91 Pipes, where the alloying elements tend to form either solid solutions or compounds or carbides. Alloying elements in Alloy Steel P91 Seamless Pipes also have an effect on the eutectoid temperature of the steel. Manganese and nickel in Alloy Steel P91 Welded Pipes lower the eutectoid temperature and are known as austenite stabilizing elements. With enough of these elements, the austenitic structure of Alloy Steel P91 ERW Pipes may be obtained at room temperature. Deposition of complex and heavy organic compounds in Alloy Steel P91 EFW Pipes in crude and heavy oil can cause a number of severe problems up to pipeline blocking. These AS P91 Pipes are developed for energy-related applications involving oil and gas drilling and therefore are subjected to stresses in machine parts.

Supplier of P91 Alloy Steel Pipe, Alloy Steel P91 Heavy wall Pipe Stockholders, ASTM A335 P91 Pipe, P91 Alloy Steel Seamless Pipe, P91 Seamless Ferritic Alloy Steel Pipes, Manufacturer of Large Diameter P91 Alloy Steel Pipes Dealers in India.

AS P91 Seamless Pipes covers insignificant wall and smallest wall unified ferritic alloy-steel pipe planned for elevated temperature service. The easily exchangeable test pipeline in AS P91 Welded Pipes is filled with the sample and cooled down to a set temperature. In general, wear resistance can be improved by increasing the hardness of AS P91 ERW Pipes, by specifying an alloy with greater carbon content (without increasing hardness), or by both. AS P91 EFW Pipes, which has good mechanical properties both at ambient and elevated temperatures of up to 930 Degree F (500 Degree C), is readily fabricated using the common industrial techniques.

P91 Alloy Steel Piping, ASTM A335 / ASME SA335 P91 Pipes, Gr P91 Alloy Steel Boiler Pipes, UNS K91560 Pipe, P91 Pipe, High Temperature Alloy Steel P91 Pipe, Chrome Moly Alloy Steel P91 Pipe, Alloy Steel P91 LSAW Pipes, P91 Alloy Steel Welded ERW Pipe, Alloy Steel P91 Pressure Pipe, P91 Alloy Steel Cold and Hot Rolled Seamless Pipes Stockists

    • Alloy Steel P91 Pipes Processing Services

      • Alloy Steel P91 Pipe Polishing
      • Alloy Steel P91 Pipe Beveling
      • Heat Treatment, Annealing, Pickling
      • 100% X-Ray Welding for Large Diameter Custom Size Alloy Steel P91 Pipes
      • Special Testing Requirements – Destructive Testing, Non Destructive Testing etc.
      • Ultrasonic Testing
    • P91 Alloy Steel Pipe Specifications

      • Material - Alloy Steel
      • Thickness Range - SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules
      • Sizes Range - 1/2" NB to 36" NB
      • End Connections - Plain, Bevel, Screwed, Threaded
      • Length - Single, Double Random & Required Length
      • Form - Round, Square, Rectangular, Hydraulic Etc.
      • Specifications - ASTM A 335 / ASME SA 335
      • Grade - P91
    • Alloy Steel P91 Pipe Equivalent Standard

      • STANDARD - Grade P91
      • UNS - K91560
    • Applications

      • Widely used in cranes
      • Dump trucks
      • In bridges and other structural steel works
      • Transportation equipment
      • Automobile industry
      • Agriculture equipment
      • Roof supports
      • Spiral Cases and penstocks in power plants
      • Machine building
      • Steel constructions
      • Framework structures
      • Containers
      • Pylons and other architectural structures
      • Offshore industries

P91 Alloy Pipe Chemical Composition

C, % Mn, % P, % S, % Si, % Cr, % Mo, %
0.08-0.12 0.30-0.60 0.020 max 0.010 max 0.20 -0.50 8.00 - 9.50 0.85 - 1.05

Gr. P91 Alloy Steel Pipes Mechanical Properties

Tensile Strength, MPa Yield Strength, MPa Elongation, %
585 min 415 min 20 min

Tolerance for ASTM A335/ASME SA 335 P91 Seamless Pipes

NPS

OD Tolerance

NPS

WT Tolerance

1/8″ ≤ NPS ≤ 1 1/2″

+/- 0.4

1/8″ ≤ NPS ≤ 2 1/2″ , All T/D ratios.

+20%, -12.5%

1 1/2 < NPS ≤ 4″

+/- 0.79

NPS ≥ 2 1/2″ , T/D ≤ 5%

+22.5%, -12.5%

4″ < NPS ≤ 8″

+1.59, -0.79

NPS ≥ 2 1/2″ , T/D > 5%

+15%, -12.5%

8″ < NPS ≤ 12″

+2.38, -0.79

(T= Specified Wall Thickness; D = Specified Outside Diameter)

NPS > 12″

+/- 1%

Other types of Alloy Steel P91 Pipe

Pipe Stock, Manufacturer, Trader, Dealer, Stockist, Stockholder, Distributors, Supplier and Exporter of P91 AS Pipes in India,

P91 Alloy Steel Pipes

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P91 Alloy Steel Pipes

Ferritic Alloy Steel P91 Pipe

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Ferritic Alloy Steel P91 Pipe

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A335 P91 Seamless Pipes

ASTM A335 / ASME SA335 P91 Steel Pipe

Alloy Steel P91 round pipe, P91 Alloy Steel Square Pipes, Alloy Steel P91 rectangular Pipe, High Quality P91 Alloy Steel Pipe, P91 Seamless Alloy Steel Pipe, Suppliers and Exporters of P91 Alloy Pipe, buy High Quality IBR approved Alloy Steel P91 Pipes

ASTM A335 / ASME SA335 P91 Steel Pipe
  • AS P91 Pipes

    P91 Alloy Steel Pipes

  • Alloy Steel P91 Seamless Piping

    Alloy Steel P91 Seamless Piping

  • P91 Alloy Steel A335 Pipe

    P91 Alloy Steel A335 Pipe

  • AISI P91 Alloy Steel Pipe

    AISI P91 Alloy Steel Pipe

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Other Types and grades of Alloy Steel Products