+86 371 55057610 
inquiry@xsteelplate.com
■ Overview
ASTM ASME SA335 A335 Gr P91 Seamless Pipe,A335Gr.P91 seamless tube,SA335 P91 alloy steel pipe shall have a hardness within 190 to 250 HBW/196 to 265 HV,91 HRB to 25 HRC.Quenched and Temperd heat treated should be done for ASME SA335 A335 Gr P91 Seamless Pipe,or Normalized and Tempered.
■ Full Data
Technical Requirements & Additional Services for A335 Gr.P91 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 normalize and temper with cooling media air or accelerated cooling
♦ 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 normalize and temper with cooling media air or accelerated cooling
♦ 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 P91 steel pipe:
| A335 Gr P91 steel pipe | |
|
Yield strength (≥Mpa) |
415 |
|
Tensile strength (≥Mpa) |
585 |
►Chemical composition for A335 Grade P91 seamless steel pipe (Heat Analysis Max%)
|
Main chemical elements composition of A335 Grade P91 |
|||||||
|
C |
Mn |
P |
S |
Si |
Ni |
Cr |
Mo |
|
0.08-0.12 |
0.30-0.60 |
0.020 |
0.010 |
0.25-0.50 |
0.40 |
8.0-9.5 |
0.85-1.05 |
|
V |
N | Al | Cb | Ti | Zr | ||
|
0.18-0.25 |
0.03-0.07 |
0.02 |
0.06-0.10 |
0.01 |
0.01 | ||
Tel：+86 371 55057610 
Fax： +86 371 5505 7611