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■ Overview
SA335 Gr P22 Seamless Pipe,A335Gr.P22 seamless tube,SA335 P22 alloy steel pipe is similar to ASTM A213 specification A213 Gr.T22 seamless steel tube.SA335 Gr P22 Seamless Pipe and A335Gr.P22 seamless tube are mainly used for superheater,heat-exchanger and relative pressure vessels'components which working in high temperature conditions.
■ Full Data
Technical Requirements & Additional Services for A335 Gr.P22 Seamless Steel Pipe:
♦ Eddy current examination using Mafnetic saturation for pipes comply to E309 standard
♦ General requirements for alloy and stainless steel pipes under A999/A999M specification
♦ Heat treatment under full or isothermal anneal or normalize and temper
♦ Eddy current examination using Mafnetic saturation for pipes comply to E309 standard
♦ General requirements for alloy and stainless steel pipes under A999/A999M specification
♦ Heat treatment under full or isothermal anneal or normalize and temper
♦ Hydrostatic test or Nondestructive electric test,Flattening tests,Transverse Tension test
♦ Mill test certificate with EN 10204 TYPE 3.1 OR 3.2 with ABS,LR,BV,SGS,TUV,CCS
♦ Packages with wooden cases,woven bags,plastic water-proof bags
♦ Mill test certificate with EN 10204 TYPE 3.1 OR 3.2 with ABS,LR,BV,SGS,TUV,CCS
♦ Packages with wooden cases,woven bags,plastic water-proof bags
■ Techicals
►Mechnical property for A335 Grade P22 steel pipe:
| A335 Gr P22 steel pipe | |
|
Yield strength (≥Mpa) |
205 |
|
Tensile strength (≥Mpa) |
415 |
►Chemical composition for A335 Grade P22 seamless steel pipe (Heat Analysis Max%)
|
Main chemical elements composition of |
|||||
|
C |
Mn |
P |
S |
Si |
Mo |
|
0.05-0.15 |
0.30-0.60 |
0.025 |
0.025 |
0.50 | 0.87-1.13 |
| Cr | Cu | Al | Nb | ||
|
1.90-2.60 |
|||||
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