SA179 Cold Drawn High Pressure Boiler Tube Seamless

SA179 Seamless Cold-Drawn High Pressure Boiler Tube

Standard: ASTM A179, for Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes

Steel grade: SA179

Size: 5-420mm,0.5-50mm, length,max 12000mm

Applications:
for Boilers, Superheaters,
Heat-Exchangers,
High-pressure Boilers,
Steam Boilers
Cold Condensers and High-Pressure Services,
High-Temperature Services for Boiler Constructions

Heat Treatment:
Tubes are heat treated after the final cold draw pass at a temperature of 1200℉(650℃) or higher

Surface Finish:
Finish Tubes are free of scale.
We have normal heat treatment annealing with black surface.
Have bright annealing with grey and bright surface.

Mechanical Testing:
Flattening Test
Flaring Test
Flange Test
Hardness Test

Chemical Composition

Mechanical Property

QUALITY CONTROL:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking

ASTM A179 Cold Drawn Steel Tube

Cold Drawn High Pressure Boiler Tube

SA179 High Pressure Boiler Tube

SA179 Cold Drawn High Pressure Boiler Tube Seamless Images