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■ Overview
In specification EN10216-2 there are three typies X11CrMo9-1 seamless pipes as X11CrMo9-1+I seamless steel pipes,X11CrMo9-1+NT steel tube.NT is short for heat treatment Normalising and Tempering.I is short for isothermal annealing.
■ Full Data
Technical Requirements & Additional Services:
♦ Flattening test according to EN 10233
♦ Ring Tensile test comply to EN 10237
♦ Flattening test according to EN 10233
♦ Ring Tensile test comply to EN 10237
♦ Drift expanding test comply to EN 10234
♦ Impacting test comply to EN 10045-1
♦ Issued Orginal Mill test certificate under EN10204 3.1/3.2 FORMAT
♦ Surface Protection:Black,Varnish,Hot Dip Galvanized,Coating with shop prime
♦ Impacting test comply to EN 10045-1
♦ Issued Orginal Mill test certificate under EN10204 3.1/3.2 FORMAT
♦ Surface Protection:Black,Varnish,Hot Dip Galvanized,Coating with shop prime
■ Techicals
►Mechnical property for X11CrMo9-1+NT boiler steel pipes:
|
X11CrMo9-1+NT |
||||
|
Yield strength (≥Mpa) |
T≤16 |
16<T≤40 |
40<T≤60 |
60<T≤100 |
|
390 |
390 |
390 |
- |
|
|
Tensile strength (≥Mpa) |
590-740 |
|||
►Chemical composition for X11CrMo9-1+NT Boiler steel pipes (Heat Analysis Max%)
|
Main chemical elements composition of X11CrMo9-1+NT |
||||
|
C |
Si |
Mn |
P |
S |
|
0.08-0.15 |
0.25-1.00 |
0.30-0.60 |
0.025 |
0.020 |
|
Cr |
Mo |
Alt |
Cu |
- |
|
8.0-10.0 |
0.9-1.1 |
0.04 |
0.30 |
- |
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