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ASTM A335 Grade P91 Alloy Steel Seamless Pipes

ASTM A335 Grade P91 Alloy Steel Seamless Pipes, ASTM A335 P91 Seamless Pipes Manufacturer & Exporter


Citizen Metals is one of the renowned manufacturer, exporter, stockist, stock holder and supplier of a qualitative range of Alloy Steel ASTM A335 P91 Seamless Pipes that are being designed as per the national and international standard quality of raw materials. The dissimilar mechanical experiment requirements for such grade of ASTM A335 P91 Pipes are accessible, specifically, longitudinal tension or transverse test, bend or hardness test, flattening test. These Alloy Steel P91 Seamless Hydraulic Pipes are widely used for transportation of fluids proposed for significant soaring temperature and general corrosion service functions. We offer these ANSI B 36.10 Alloy Pipes & Tubes in relatively reasonable prices to our valuable customers.

ASTM A335 Gr. P91 Seamless Pipes, ASTM A335 Alloy Steel Pipes, ASTM A335 P91 Steel Pipes Suppliers In India.

ASTM A335 Gr P91 Alloy Steel Pipes

ASTM A335 Gr P91 Alloy Steel Pipes

ASTM A335 Gr P91 Alloy Steel Seamless Pipes

ASTM A335 Gr P91 Alloy Steel Seamless Pipes

ASTM A335 P91 Alloy Steel Pipes

ASTM A335 P91 Alloy Steel Pipes

ASTM A335 P91 Steel Pipes

ASTM A335 P91 Steel Pipes

Meanwhile, to meet the quality conscious requirements for our highly esteemed clients, we provide these ASTM A335 P91 Alloy Seamless Pipes in different sizes, grades and thickness as per customized requirements given by our customers.

ASTM A335 Grade P91 Alloy Steel Seamless Pipes Specification :

Dimensions : ASTM, ASME and API

Size Range : 1/8NB TO 26NB IN

Outer Dimensione : 19.05mm – 114.3mm

Wall Thickness : 2.0mm – 14 mm

Schedule : SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS, UPTO 4" WALL THICK

Type : Seamless

Form : Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes

Length : Single Random, Double Random & Required Length, Custom Size – 12 Meter lengths

End : Plain End, Beveled End, Treaded

Chemical Composition

C Mn P S Si Cr Mo V N Ni Al Nb
0.08-0.12 0.3-0.6 0.02 max 0.01 max 0.2-0.5 8.0-9.5 0.85-1.05 0.18-0.25 0.03-0.07 0.4 max 0.04 max 0.06-0.10

Mechanical Properties

Grade Tensile Strength (Mpa), Min. Yield Strength (Mpa), Min. Elongation, % Hardness, HB
P91 585 min 415 min 20 min 250 max


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)

Other Products of ASTM A335 Grade P91 Alloy Steel Seamless Pipes


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•   ASTM A335 Grade P91 Seamless Pipes
•   A335 Grade P91 Steel Pipes
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•   A335 Grade P91 Alloy Steel Seamless Pipes
•   Alloy Steel Gr. P91 Pipes


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