|
Standard Specification for Seamless Carbon Steel Boiler Tubes for High-Pressure Service.
Application:
For seamless crabon steel boiler and superheater tubes for high-pressure service.
Details
Size:
O.D.:1/2~7in.( 12.7~177.8mm) W.T.: 0.085~1.000in.(2.2~25.4mm) Length: Max.15000mm
Steel Grade and Chemical Composition(%)
| Grade
|
C
|
Mn
|
P≤
|
S≤
|
Si≤
|
| Steel 10
|
0.06-0.18
|
0.27-0.63
|
0.035
|
0.035
|
0.25
|
Mechanical Properties
| Grade
|
Tensile Point,Mpa≥
|
Yield Point,Mpa≥
|
Elongation A%≥
|
| Steel 10
|
325
|
180
|
35
| | 
