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■ Overview
CR-MO alloy seamless steel pipes 10CrMo9-10 in specification EN10216-2 shall be free from external and internal surface defects that can be detected by visual examination.These 10CrMo9-10 seamless tubes and pipes shall be passed by hydrostatic test or electromagnetic test for leak tightness.
■ Full Data
Technical Requirements & Additional Services:
♦ Normalized Heat treatment at Temp.900-960 Deg.C and Tempered treatment at 680-750 Deg.C
♦ Flattening test according to EN 10233
♦ Ring Tensile test comply to EN 10237
♦ Normalized Heat treatment at Temp.900-960 Deg.C and Tempered treatment at 680-750 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 10CrMo9-10 boiler steel pipes:
|
10CrMo9-10 |
||||
|
Yield strength (≥Mpa) |
T≤16 |
16<T≤40 |
40<T≤60 |
60<T≤100 |
|
280 |
280 |
270 |
- |
|
|
Tensile strength (≥Mpa) |
480-630 |
|||
►Chemical composition for 10CrMo9-10 Boiler steel pipes (Heat Analysis Max%)
|
Main chemical elements composition of 10CrMo9-10 |
||||
|
C |
Si |
Mn |
P |
S |
|
0.08-0.14 |
0.50 |
0.30-0.70 |
0.025 |
0.020 |
|
Cr |
Mo |
Ni |
Alt |
Cu |
|
2.0-2.5 |
0.9-1.1 |
0.30 |
0.04 |
0.30 |
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