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heat-resistant steel tube DIN17175
Product Detailed
Related Categories:Steel Pipes
Application:
This standard including tubes for headers of heat-resistant steels which are used in the construction of boilers, pipe-lines, pressure vessels and equipment for service up to 600°C and simultaneous high pressures, where the tototal stross and the relevant scaling conditions can raise or lower the temperature limit.
Available Steel Grade: St35.8, St45.8, 15Mo3.
Size: OD 6.0-273.1mm, WT 0.5-50mm, Max.Length 13500mm.
Grade and Chemical Composition(%) and Mechanical Properties:
|
Standard
|
Grade
|
Chemical Composition
|
Mechanical Property
|
||||||||
|
C
|
Si
|
Mn
|
P≤
|
S≤
|
Cr
|
Mo
|
(MPa)
|
(MPa)
|
(%)
|
||
|
DIN17175
|
St35.8
|
≤0.17
|
0.10~ 0.35
|
0.40~ 0.80
|
0.030
|
0.030
|
/
|
/
|
360~480
|
≥235
|
≥25
|
|
St45.8
|
≤0.21
|
0.10~ 0.35
|
0.40~ 1.20
|
0.030
|
0.030
|
/
|
/
|
410~530
|
≥255
|
≥21
|
|
|
15Mo3
|
0.12~ 0.20
|
0.10 ~0.35
|
0.40~ 0.80
|
0.030
|
0.030
|
/
|
0.25~ 0.35
|
460~600
|
≥270
|
≥22
|
|
