ASTM A335 P11 Alloy Steel Pipe Manufacturer

High quality ASTM A335 P11 Alloy Steel Pipe, check ASTM A335 P11 Alloy Steel Pipe latest price list of 2017

Looking For ASTM A335 P11 Alloy Steel Pipe With Customized Length? Our Standard Sizes Are Usually 3m And 6m In Length, But We Also Provide Additional Cutting Service

ASTM A335 P11 Alloy Steel Pipe Price | ASTM A335 P11 Alloy Steel Pipe | ASTM A335 P11 Alloy Steel Tube | Alloy Steel Seamless Tube | Alloy Steel Seamless Pipe | Alloy Steel Welded Pipe | Alloy Steel Welded Tube in special size for Special Application

Citizen Pipes is India's largest independent multi-metals pipe & tube supplier & stockholder. Our range covers ASTM A335 P11 Alloy Steel Pipe, mild steel, stainless steel, cold drawn, structural, tubular, galvanized tubes, pipe, black pipe, and welded tube and pipe.

Widely regarded as being the leading supplier of ASTM A335 P11 Alloy Steel Pipe in India, Citizen Pipes is the preferred choice for ASTM A335 P11 Alloy Steel Pipe in India, South & west Africa & Gulf countries.

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Citizen Pipes is now offering ASTM A335 P11 Alloy Steel Pipe largest stock in Mumbai, India

Citizen Pipes is a India based Stockholder of Pipe, Tube & Tubing of multiple Origins – Our stock Materials are from China, India, Malaysia and Western European Origins.

ASTM A335 P11 Alloy Steel Pipe

ASTM A335 P11 Alloy Steel Pipe

ASTM A335 P11 Alloy Steel Pipe Specification

ASTM A335 / A335M - 11 Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service

Alloy Steel Pipes (ASTM A335 P11) offered by us are made as per IBR standards and are used mainly for boiler operations. We source these seamless pipes in varied size range. Further, we can also get these customized as per boiler piping requirements. For ensuring in them optimum quality standards, we source these from quality manufacturers. We also offer clients of having their own mark on them.

ASTM A335 P2,P12,P11,P22,P5 ,P9,P91

ASTM A213 T2,T12,T11, T22,T5,T9

alloy seamless astm a335 pipe
W.T: 1.24-63.5mm.
Length:5-12m customers requirment.

other material:

A335 P5 /A213 T5, Cr5Mo (STFA25 STPA25 STBA25)
A335 P9 /A213 T9, Cr9Mo (STFA26 STPA26 STBA26 T9 P9)
A335 P11 /A213 T11, 1.25Cr0.5Mo (STFA23 STPA23 STBA23)
A335 P12 /A213 T12, 15CrMo (STFA22 STPA22 STBA22)
A335 P22 /A213 T22, 12Cr2Mo (10CrMo910)
A335 P91 /A213 T91, 10Cr9Mo1VNb
12Cr2MoWVTiB (R102)

  • ASTM A335 --- American Society for Testing and Materials Standards
  • ASME SA335 --- American Society of Mechanical Engineers standards
  • Name: High Temperature Seamless Ferritic Alloy Steel Pipe
  • Uses: with 610 ℃ the following high-temperature mechanical properties and good processing performance for high-temperature power plant superheater, reheater heat even the main steam pipe.
  • Steel: P1 , P11 , P12 , P2 , P22 , P5 , P9 , P91 , P92 , available size:1/4-28,13.7-711 .2 mm * 0.25-80mm

ASTM A335 P11, P22, P5, P9, P91, P92 Mechanical Properties

Grade P11, P22, P5, P9
Grade P91
Grade P92
Tensile strength, min, (MPa)
Yield strength, min, (MPa)
Elongation, min, (%), L/T


TABLE 1 Chemical Requirements

Composition, %
P1K115220.10–0.200.30–0.800.0250.0250.10–0.50. . .0.44–0.65. . .
P2K115470.10–0.200.30–0.610.0250.0250.10–0.300.50–0.810.44–0.65. . .
P5K415450.15 max0.30–0.600.0250.0250.50 max4.00–6.000.45–0.65. . .
P5bK515450.15 max0.30–0.600.0250.0251.00–2.004.00–6.000.45–0.65. . .
P5cK412450.12 max0.30–0.600.0250.0250.50 max4.00–6.000.45–0.65. . .B
P9S504000.15 max0.30–0.600.0250.0250.25–1.008.00–10.000.90–1.10. . .
P11K115970.05–0.150.30–0.600.0250.0250.50–1.001.00–1.500.44–0.65. . .
P12K115620.05–0.150.30–0.610.0250.0250.50 max0.80–1.250.44–0.65. . .
P15K115780.05–0.150.30–0.600.0250.0251.15–1.65. . .0.44–0.65. . .
P21K315450.05–0.150.30–0.600.0250.0250.50 max2.65–3.350.80–1.06. . .
P22K215900.05–0.150.30–0.600.0250.0250.50 max1.90–2.600.87–1.13. . .
P23K416500.04–0.100.10–0.600.030 max0.010 max0.50 max1.90–2.600.05–0.30V 0.20–0.30
Cb 0.02–0.08
B 0.0010–0.006
N 0.015 max
Al 0.030 max
W 1.45–1.75
Ni 0.40 max
Ti 0.005–0.060
Ti/N ≥ 3.5C
P24K307360.05–0.100.30–0.700.0200.0100.15–0.452.20–2.600.90–1.10V 0.20–0.30
Ti 0.06–0.10
N 0.012 max
Al 0.02 max
B 0.0015–0.007
P36K210010.10–0.170.80–1.200.030 max0.025 max0.25–0.500.30 max0.25–0.50Ni 1.00-1.30
Cu 0.50-0.80
Cb 0.015-0.045
V 0.02 max
N 0.02 max
Al 0.050 max
P91K915600.08–0.120.30–0.600.0200.0100.20–0.508.00–9.500.85–1.05V 0.18–0.25
N 0.030–0.070
Ni 0.40 max
Al 0.02 max
Cb 0.06–0.10
Ti 0.01 max
Zr 0.01 max
P92K924600.07–0.130.30–0.600.0200.0100.50 max8.50–9.500.30–0.60V 0.15–0.25
N 0.03–0.07
Ni 0.40 max
Al 0.02 max
Cb 0.04–0.09
W 1.5–2.00
B 0.001–0.006
Ti 0.01 max
Zr 0.01 max
P122K929300.07–0.140.70 max0.0200.0100.50 max10.00–11.500.25–0.60V 0.15–0.30
W 1.50–2.50
Cu 0.30–1.70
Cb 0.04–0.10
B 0.0005–0.005
N 0.040–0.100
Ni 0.50 max
Al 0.020 max
Ti 0.01 max
Zr 0.01 max
P911K910610.09–0.130.30–0.600.020 max0.010 max0.10–0.508.5–9.50.90–1.10V 0.18–0.25
Ni 0.40 max
Cb 0.060–0.10
B 0.0003–0.006
N 0.04–0.09
Al 0.02 max
W 0.90–1.10
Ti 0.01 max
Zr 0.01 max


Packaging & Shipping

Utmost care is taken towards Packing of the finished products so as to ensure that the resultant Coils, Foils, Tubes ,Pipes and Fittings reach in the same condition as desired by our valued customers.
Packing specifications for various products are:

  • Larger Dia Fusion Welded Pipes are packed with aluminium end caps in a wooden crates.
  • S.S. Automotive Exhaust Pipes & Scheduled pipes both are packed with plastic end caps in wooden crates.
  • Cold Drawn Seamless Stainless Tubes are packed with plastic end caps in a wooden box with an inside thermocoal covering.
  • Coils and Foils are packed in wooden crates.

ASTM A335 P11 Alloy Steel Pipe Packaging

Packed ASTM A335 P11 Alloy Steel Pipe

ASTM A335 P11 Alloy Steel Pipe Packaging

Packed ASTM A335 P11 Alloy Steel Pipe

Other Packaging information:
  • Bundle Packing
  • Bundle Packing
  • Wooden Case
  • Wooden Case
  • Wooden Case for U Tubes
  • Reinforced by angle bar


Why us?

  • Stainless Steel Seamless Pipes & Tubes Manufacturer since 1996
  • The annual capacity of the plant equals about 12.000 tons
  • Specialized in Pipes & Tubes, Stainless Steel Pipe & Carbon SteelPipe
  • We export seamless tubes / welded tubes everywhere in the world
  • We have our own warehouse of 10,000 feet, so we can offer best price in the market
  • Supplier and trader of IBR Materials like IBR approved Pipes, IBR Certified Tubes


  • Pipes up to 24" made in continuous production from coil
  • Pipes up to 80" made from single plates
  • Maximum thickness 40 mm


  • Contacts with major mills & stockists around the world.
  • Can offer ex-stock materials as well as mill delivery with nominal margins.
  • Complete in-house testing facilities viz. hydro, eddy current, UT, chemical analysis,
  • physical/mechanical, PMI, microscopic examination, etc…
  • Prime and genuine materials with co-relating original test certificates.

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