ASTM A423 Gr.1 Seamless and Electric-Welded Low Alloy Steel Tubes
This specification covers minimum-wall-thickness,
seamless and electric-resistance welded, low-alloy steel tubes
for pressure containing parts such as economizers or other
applications where corrosion resistance is important.
Boiler,Superheater, Condenser and Heat-exchanger
Size Range
OD: 12.7-127 mm
WT:0.9-12.7 mm
Length: 3m-12m or according to your requirements
|
Standead |
Grade |
Chemical Composition% |
|||||||
|
C |
Mn |
P |
S |
Si |
Cu |
Cr |
Ni |
||
|
A423/A423M-09 |
Gr.1 |
≤0.15 |
≤0.55 |
0.06-0.16 |
≤0.06 |
≥0.1 |
0.2-0.6 |
0.24-1.31 |
0.2-0.7 |
|
Standead |
Grade |
Mechanical Properties |
||
|
Tensile Strength(Mpa) |
Yield Strength(Mpa) |
Elongation(%) |
||
|
A423/A423M-09 |
Gr.1 |
≥415 |
≥255 |
≥25 |
Surface Treatment
Black painting, transparent oil etc
Inspection
Chemical Composition Inspection,Mechanical Properties Test, Surfactsurfact and Dinmension Test, Non-destructive test, Hydrostatic Test.
Heat Treatment
Annealed & Normalized
Packages
Bundles, wooden cases or according to your requirements
Certificate
ISO,PED,BV etc
