ASTM A335 P11 Alloy Steel Pipe

ASTM A335 P11 Alloy Steel Pipe Manufacturer

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ASTM A335 Alloy Steel Pipe grades:

ASTM A335 P11 Alloy Steel Pipe stockist & suppliers

Eckhardt Steel & Alloys manufacturer & exporter of ASTM A335 P11 Alloy Steel Pipe & new alloy steel pipe to energy producers, pipeline operators, and project management firms around the world. We carry a wide range of sizes, grades, tensile strengths, and weld seems within an impressive inventory of new steel pipe. Large OD used steel pipe is our specialty!
We supply 2″-48″ diameter steel pipe in prime ASTM A335 P11 Alloy Steel Pipe, API-5L grades x42, X52, API 5L X65, X70, and X80 as well as ASTM A106-A500 Grade B and Grade C. We also supply seamless, ERW, LSAW, DSAW, and Spiral Weld pipe. It is important to deal with a reputable pipe distributor or pipe supplier who is familiar with all variations of steel pipe and can who can match you with the right product for your need.

ASTM A335 P11 Alloy Steel Pipe Specification

Eckhardt Steel & Alloys is one of the major Indian manufacturers, exporter & suppliers of ASTM A335 P11 Alloy Steel Pipes & OCTG, CRA (Corrosion-Resistant Alloy) Seamless Tubes, API 5L, Carbon Steel Seamless Pipes, Tubes, Capillary Pipes & ‘U’ Tubes for applications in oil & gas, LNG, Thermal & Nuclear Power Plants, Chemical Industries, Fertilizers Plants, (petro) chemical, shipbuilding, desalination, water treatment, energy industries, EPC and Pipes for General Engineering Purpose.

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.

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

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

alloy seamless astm a335 pipe
O.D:10.3-2032mm.
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)
12Cr1MoV
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 °C 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)
415
585
620
Yield strength, min, (MPa)
205
415
440
Elongation, min, (%), L/T
30/20
20/…
20/…

TABLE 1 Chemical Requirements

Grade
UNS
Designa-
tionA
Composition, %
Carbon
Man-
ganese
Phos-
phorus,
max
Sulfur,
max
Silicon
Chromium
Molybde-
num
Others
P1 K11522 0.10–0.20 0.30–0.80 0.025 0.025 0.10–0.50 . . . 0.44–0.65 . . .
P2 K11547 0.10–0.20 0.30–0.61 0.025 0.025 0.10–0.30 0.50–0.81 0.44–0.65 . . .
P5 K41545 0.15 max 0.30–0.60 0.025 0.025 0.50 max 4.00–6.00 0.45–0.65 . . .
P5b K51545 0.15 max 0.30–0.60 0.025 0.025 1.00–2.00 4.00–6.00 0.45–0.65 . . .
P5c K41245 0.12 max 0.30–0.60 0.025 0.025 0.50 max 4.00–6.00 0.45–0.65 . . .B
P9 S50400 0.15 max 0.30–0.60 0.025 0.025 0.25–1.00 8.00–10.00 0.90–1.10 . . .
P11 K11597 0.05–0.15 0.30–0.60 0.025 0.025 0.50–1.00 1.00–1.50 0.44–0.65 . . .
P12 K11562 0.05–0.15 0.30–0.61 0.025 0.025 0.50 max 0.80–1.25 0.44–0.65 . . .
P15 K11578 0.05–0.15 0.30–0.60 0.025 0.025 1.15–1.65 . . . 0.44–0.65 . . .
P21 K31545 0.05–0.15 0.30–0.60 0.025 0.025 0.50 max 2.65–3.35 0.80–1.06 . . .
P22 K21590 0.05–0.15 0.30–0.60 0.025 0.025 0.50 max 1.90–2.60 0.87–1.13 . . .
P23 K41650 0.04–0.10 0.10–0.60 0.030 max 0.010 max 0.50 max 1.90–2.60 0.05–0.30 V 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
P24 K30736 0.05–0.10 0.30–0.70 0.020 0.010 0.15–0.45 2.20–2.60 0.90–1.10 V 0.20–0.30
Ti 0.06–0.10
N 0.012 max
Al 0.02 max
B 0.0015–0.007
P36 K21001 0.10–0.17 0.80–1.20 0.030 max 0.025 max 0.25–0.50 0.30 max 0.25–0.50 Ni 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
P91 K91560 0.08–0.12 0.30–0.60 0.020 0.010 0.20–0.50 8.00–9.50 0.85–1.05 V 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
P92 K92460 0.07–0.13 0.30–0.60 0.020 0.010 0.50 max 8.50–9.50 0.30–0.60 V 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
P122 K92930 0.07–0.14 0.70 max 0.020 0.010 0.50 max 10.00–11.50 0.25–0.60 V 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
P911 K91061 0.09–0.13 0.30–0.60 0.020 max 0.010 max 0.10–0.50 8.5–9.5 0.90–1.10 V 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

Heat Treatment Requirements

P5, P9, P11, and P22
Grade Heat Treatment Type Normalizing Temperature Range F [C] Subcritical Annealing
or Tempering
Temperature Range F [C]
P5 (b,c) Full or Isothermal Anneal
Normalize and Temper ***** 1250 [675]
Subcritical Anneal (P5c only) ***** 1325 – 1375 [715 - 745]
P9 Full or Isothermal Anneal
Normalize and Temper ***** 1250 [675]
P11 Full or Isothermal Anneal
Normalize and Temper ***** 1200 [650]
P22 Full or Isothermal Anneal
Normalize and Temper ***** 1250 [675]
P91 Normalize and Temper 1900-1975 [1040 - 1080] 1350-1470 [730 - 800]
Quench and Temper 1900-1975 [1040 - 1080] 1350-1470 [730 - 800]

Types of Packaging:

  • - Bundles (hexagonal)
  • - Wooden Boxes
  • - Crates (steel/wooden)
  • - Special crates for U-Bend tubes with each radius separated
  • - Packaging for ASTM A335 P11 Alloy Steel Pipe as per customer’s requirements

Special Features:

  • - Each bundle covered with plastic for protection against extreme weather.
  • - End of ASTM A335 P11 Alloy Steel Pipe protected by plastic caps.
  • - Bundles strapped with plastic strips.
  • - Each radius of U-Bend tube separated by a separator.
  • - Packaging list (laminated) placed with box/crate.

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