SA179 long steel tubes, make to U bend tubes for boilers and heat exchangers.
Withe wood structure box packing by containers.
Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger Tubes and Condenser Tubes
Applications:
For Boilers,
Superheaters,
Tubular Heat-Exchangers,
Condensers
Heat transfer apparatus
U bend Tubes according to Customer request
Material: Low Carbon Steel
Production: Seamless Cold Drawn
Size range: O.D.:3.2-76.2mm W.T.:1-15mm L: according to customer requirement.
Steel Grade and Chemical Compositions:
| C | 0.06-0.18 | |
| Mn | 0.27-0.63 | |
| P | ≤0.035 | |
| S | ≤0.035 |
Mechanical Properties
Tensil Streghth: min ksi[Mpa] 47[325]
Yield Point: min ksi[Mpa] 26[180]
Elongation: ≥35%
Hardness: ≤72HRB
Heat Treatment:
Tubes are heat treated after the final cold draw pass at a temperature of 1200℉(650℃) or higher
Surface Finish:
Finish Tubees are free of scale.
We have normal heat treatment annealing with black surface.
Have bright annealing with grey and brigh surface.
Mechanical Testing:
Flattening Test
Flaring Test
Flange Test
Hardness Test
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