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■ Overview
In European specificaitons EN10216-2 X11CrMoWVNb9-1-1 seamless steel pipes contains high chromium alloy within 8.5-9.5% when rolling.Xinsteel keeps thousands tons alloy seamless steel pipes in stock.High yield strength for these seamless steel pipes X11CrMoWVNb9-1-1 at above 450Mpa.
■ Full Data
Technical Requirements & Additional Services:
♦ Normalized Heat treatment at Temp.1040-1080 Deg.C and Tempered treatment at 740-780 Deg.C
♦ Flattening test according to EN 10233
♦ Ring Tensile test comply to EN 10237
♦ Normalized Heat treatment at Temp.1040-1080 Deg.C and Tempered treatment at 740-780 Deg.C
♦ 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 X11CrMoWVNb9-1-1 seamless steel pipes:
|
X11CrMoWVNb9-1-1 |
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|
Yield strength (≥Mpa) |
T≤16 |
16<T≤40 |
40<T≤60 |
60<T≤100 |
|
450 |
450 |
450 |
450 |
|
|
Tensile strength (≥Mpa) |
620-850 |
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►Chemical composition for X11CrMoWVNb9-1-1 Boiler steel pipes (Heat Analysis Max%)
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Main chemical elements composition of X11CrMoWVNb9-1-1 |
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|
C |
Si |
Mn |
P |
S |
Cr |
Mo |
|
0.09-0.13 |
0.10-0.50 |
0.30-0.60 |
0.020 |
0.010 |
8.5-9.5 |
0.9-1.1 |
|
Ni |
Alt |
Nb |
V |
N |
B |
W |
|
0.10-0.40 |
0.04 |
0.06-0.10 |
0.18-0.25 |
0.05-0.09 |
0.0005-0.005 |
0.9-1.1 |
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