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December 26 2011 2 26 /12 /December /2011 14:14

ASTM-A335-P91 1 320-320Alloy Steel Pipes (ASTM A335 P91) offered by Sunny Steel are made as per ASTM A335/ ASME SA335 standards Seamless Ferritic Alloy-Steel Pipe and are used mainly for for High-Temperature Service. Sunny Steel source these ASME A335 P91 alloy steel pipes in varied size range of alloy pipes. Further, Sunny Steel can also get these customized as per boiler piping requirements. For ensuring in them optimum quality standards, we source these from quality manufacturers. Sunny Steel also offer clients of having their own mark on them.


Sunny Steel offer these quality ASME A335 P91 alloy steel pipes from our manufacturing site and supply worldwide.

Data of the Grade: ASTM A335 P91

UNS Designation:K91560

Silicon: 0.20–0.50
Others composition as below:
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

view other data of ASTM A335


ASTM A335 standard pipe
ASTM A335 P91
ASME A335 P91 alloy steel pipes
ASTM seamless alloy pipe
ASTM A335 P91 seamless pipe
Alloy steel pipes P91
ASME A335 P91 alloy steel tubes
Heat-Exchanger Tubes P91
Seamless alloy pipe ASTM A335 P91




Surface: oiled or black painted to prevent rust

Marking: as per customer's requirement

Inner packing:
Caps on two ends of every pipe

Outer packing
Hexagonal shape bundles wrapped with strong steel trip or according to customers'requests.

Competitive Advantages:
Well and High Quality Control, Competitive Prices


Related Products:

Our main products of ASTM A335/ ASME SA335

Seamless ferritic and Austenitic Alloy Steel Boiler, Super heater and Heat-Exchanger Tubes
Size: 1/4"-42" x2-120mm
Grade: P1P5P9P11P12P22P91

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Hastelloy C276 Lap Joint Flange 03/24/2016 01:08

Nice post!


  • : Alloy Pipe, Seamless tubes, Welded pipe, Pipe fittings
  • Alloy Pipe, Seamless tubes, Welded pipe, Pipe fittings
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