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■ Overview
Mo-alloy seamless steel pipes and tube 8MoB5-4 shall be done normalized heat treatment And heat temperature shall be within 920-960 Deg.C.Seamless steel pipes 8Mo4-5 contains Molybdenum Mo alloy within 0.4-0.5%.Other alloy seamless pipes 20MnNb6,16Mo3,14MoV63,10CrMo5-5,13CrMo4-5,10CrMo9-10 in our stock.
■ Full Data
Technical Requirements & Additional Services:
♦ Normalized Heat treatment at Temp.920-960 Deg.C
♦ Flattening test according to EN 10233
♦ Ring Tensile test comply to EN 10237
♦ Normalized Heat treatment at Temp.920-960 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 8MoB5-4 boiler steel pipes:
|
8MoB5-4 |
||||
|
Yield strength (≥Mpa) |
T≤16 |
16<T≤40 |
40<T≤60 |
60<T≤100 |
|
400 |
- |
- |
- |
|
|
Tensile strength (≥Mpa) |
540-690 |
|||
►Chemical composition for 8MoB5-4 Boiler steel pipes (Heat Analysis Max%)
|
Main chemical elements composition of 8MoB5-4 |
|||||
|
C |
Si |
Mn |
P |
S |
Cr |
|
0.06-0.10 |
0.10-0.35 |
0.60-0.80 |
0.025 |
0.020 |
0.20 |
|
Mo |
Alt |
Cu |
Ti |
B |
|
|
0.40-0.50 |
0.06 |
0.30 |
0.06 |
0.002-0.006 |
|
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