+86 371 55057610 
inquiry@xsteelplate.com
■ Overview
SA335 Gr P21 Seamless Pipe,A335Gr.P21 seamless tube,SA335 P21 alloy steel pipe is supplying from China stock with mill certificates EN 10204 3.1.If customer need issue 3.2 certificate,we would like to apply third party inspection as ABS,TUV,SGS,LR,BV or others.
■ Full Data
Technical Requirements & Additional Services for A335 Gr.P21 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 P21 steel pipe:
| A335 Gr P21 steel pipe | |
|
Yield strength (≥Mpa) |
205 |
|
Tensile strength (≥Mpa) |
415 |
►Chemical composition for A335 Grade P21 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 | 0.80-1.06 |
| Cr | Cu | Al | Nb | ||
|
2.65-3.35 |
|||||
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