ASTM A335 P92 High pressure boiler pipes

ASTM A335 P92 is the part of ASTM A335, The pipe shall be suitable for bending, flanging, and similar forming operations, and for fusion welding. The steel material shall conform to chemical composition, tensile property, and hardness requirements.

ASTM A335 P92 alloy steel pipe

ASTM A335 P92 high pressure semaless boiler pipe, The range of ASTM A335 P92 seamless alloy steel pipe sizes that may be examined by each method shall be subjected to the limitations in the scope of the respective practice. 

Each length of pipe shall be subjected to the hydrostatic test. Also, each pipe shall be examined by a non-destructive examination method in accordance to the required practices.

The range of ASTM A335 P92 pipe sizes that may be examined by each method shall be subjected to the limitations in the scope of the respective practice.

The different mechanical test requirements for pipes, namely, transverse or longitudinal tension test, flattening test, and hardness or bend test are presented.Both ends of each crate will indicate the order no., heat no., dimensions, weight and bundles or as requested.

ASTM A335 P92 High pressure boiler pipe

Steel grade: ASTM A335 P92

Packing:
Bare packing/bundle packing/crate packing/wooden protection at the both sides of tubes and suitably protected for sea-worthly delivery or as requested.

Inspection and Test:
Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength,Yield Strength, Elongation, Flaring, Flattening, Bending, Hardness, Impact Test), Surface and Dimension Test,No-destructive Test, Hydrostatic Test.

Surface treatment:

Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting.
Both ends of each crate will indicate the order no., heat no., dimensions, weight and bundles or as requested.

Chemical Requirements of ASTM A335 P92
UNS Designation K92460
Carbon 0.07–0.13
Manganese 0.30–0.60
Phosphorus(max) 0.02
Sulfur(max) 0.01
Silicon 0.50 max
Chromium 8.50–9.50
Molybdenum 0.30–0.60
V 0.15-0.25
N 0.03-0.07
Ni (max) 0.4
Al(max) 0.02
Cb 0.04-0.09
W 1.5-2.00
B 0.001-0.006
Ti (max) 0.01
Zr(max) 0.01
Mechanical Properties  of ASTM A335 P92
Properties Data
Tensile strength, min, (MPa) 620
Yield strength, min, (MPa) 440
Elongation, min, (%), L/T 20/…
Material & Manufacture
Pipe may be either hot finished or cold drawn with the finishing heat treatment noted below.
Heat Treatment
Mechanical Tests Specified
Notes for Bend Test:

Standards for Alloy pipes & tubes

ASTM A213 T91
ASTM A213M-09
Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
ASTM A333 Grade 6 alloy pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation.
ASTM A333
Standard Specification for Seamless and Welded Steel Pipe for Low-Temperature Service and Other Applications.
ASTM A335 P22 is the part of ASTM A335, the pipe shall be suitable for bending, flanging, and similar forming operations, and for fusion welding.
ASTM A335
ASTM A335/ASME SA335 standard specication for seamless ferritic alloy-steel pipe for high-temperature service
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Rare earth alloy wear resistant pipe has the characteristics of fast velocity and high flow rate is used for pneumatic, pump slurry, etc.
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Wear resistant alloy composite pipe
Wear-resistant alloy steel pipe as the base, lined with ultra-wear-resistant alloy, through the centrifugal casting, metallurgy combined to form a solid.

Alloy steel specification, Standard and identification

Alloy Steel pipe contains substantial quantities of elements other than carbon such as nickel, chromium, silicon, manganese, tungsten, molybdenum, vanadium and limited amounts of other commonly accepted elements such as manganese, sulfur, silicon, and phosphorous.

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ASTM A335 P11 alloy pipe


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