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Alloy Steel High Pressure Boiler Tube ASTM A335 P92 48'' 1219mm X 140mm Size

Good company with professional service and high quality. Delivered in time. Our most trusted partner for alloy steel pipes.

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Alloy Steel High Pressure Boiler Tube ASTM A335 P92 48'' 1219mm X 140mm Size

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.


1. Available Size Range:

OD Thickness
mm inch mm SCH
88.9~1422 3''~ 56'' 2.11~140 ≥SCH10
*If the steel grades and size you are looking for are not listed above, please contact us for further information.


2. Dimensional Tolerance

Pipe types OD (mm) Tolerance WT (mm) Tolerance
High Pressure Boiler Tube 219~457 ±1.0% ≤20 -10% ~ +12.5%
20~40 -10% +10%
457~1422 ±0.9% >40~70 -7%, +9%
>70~20 -6%, +8%


3. Standards

ASTM A335 ——Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service


4. Application

For the high-pressure boiler and steam pipes, and the petrochemical industry pipes;
Power plant; Chemical Fertilizer; Petrochemicals; Offshore Oils; Gas Productions; Refineries and etc.


5. Chemical Composition:

Grade Composition, %
C Mn P S Si Cr Mo Ni V Others
P92 0.07-0.13 0.30-0.60 0.02 0.01 0.50 max 8.50-9.50 0.30-0.60 0.4 0.15-0.25 N 0.03-0.07
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


7. Mechanical Properties

Steel pipes No. Tensile strength Yield strength Elongation Impact energy Hardness
(Mpa) (Mpa) (%) (J)
P92 ≥620 ≥440 ≥20 ≥35 ≤250HB


8. Manufacutring Proces


Raw Material Inspection - Cold Centering - Heating - Piercing & Rolling - Sizing - Heat Treatment - Testing - Finishing - NDE - Visual & Dimension Check - Marking - Shipping


Please contact us for full range of tailored material to your specification and design.

Pub Time : 2021-03-09 17:19:10 >> News list
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Tel: 0086-18966886368

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