ASTM A335 P9 Alloy Steel Seamless Pipes

Reliable Pipes & Tubes Ltd. are offer a wide range of ASTM A335 P9 Alloy Steel Seamless Pipes that is using high quality raw materials . These are manufactured in conformance with the international quality standards. Also available these seamless pipes in different size, grades, thickness & Specification demanded by the clients. These pipes are used in various application industry like petrochemical, engineering, chemical, oil and gas and other industrial etc. We also offer our clients in competitive prices in the market.

ASTM A335 P1 Alloy Steel Seamless Pipes
Specification :
Size:1/8NB TO 24NB IN
Standards:ASTM A 335, ASME SA 335
Type:Seamless
Specialized in:Large Diameter Size
Outer Dimensions:19.05mm – 114.3mm
Wall Thickness:2.0mm – 14 mm
Length:max 16000mm
Schedule:Schedule 20 – Schedule XXS (heavier on request) up to 250 mm thk.
Form:Round, Square, Rectangular, Hydraulic Etc.
Length:Single Random, Double Random & Cut Length.
Tubing End:Plain End, Beveled End, Treaded.
Chemical Compositions :

C, %Mn, %P, %S, %Si, %Cr, %Mo, %
0.015 max0.30-0.600.025 max0.025 max0.50 max4.00-6.000.45-0.65
Mechanical Properties :

Tensile Strength, MPaYield Strength, MPaElongation, %
415 min205 min30 min
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]

Tensile Requirements :

Seamless

P-5

P-9

P-11

P-22

P-91

P91 shall not have a hardness not exceeding 250 HB/265 HV [25HRC].

Tensile   Strength, min.,   psi

ksi

60

60

60

60

85

MPa

415

415

415

415

585

Yield Strength,   min., psi

ksi

30

30

30

30

60

MPa

205

205

205

205

415

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