Boiler Pipes
Boiler Pipes
Boiler pipes play a crucial role in industries that operate under high-temperature and high-pressure conditions. Designed to transport steam, hot water, and various fluids within boiler systems, these pipes are built to endure the most demanding environments. At Emirerri Steel, we specialize in manufacturing and supplying high-quality boiler pipes that meet international standards and are trusted across various sectors, including power generation, petrochemical, oil & gas, shipbuilding, and industrial plants.
What Are Boiler Pipes?
Boiler pipes are a category of seamless or welded steel pipes specifically designed to perform reliably under high temperature and high-pressure environments. These pipes are typically made from carbon steel, alloy steel, or stainless steel depending on the specific application requirements.
Boiler pipes are used in:
- High-pressure boilers
- Medium-pressure boilers
- Superheaters and reheaters
- Heat exchangers
- Steam lines
Unlike ordinary pipes, boiler tubes are heat-treated and tested rigorously to ensure strength, durability, and corrosion resistance.
Types of Boiler Pipes
Seamless Boiler Pipes
Manufactured through hot rolling and cold drawing processes, seamless boiler pipes offer superior strength and uniformity. These are widely used in high-pressure and high-temperature applications due to their ability to resist deformation.
Welded Boiler Pipes
Welded boiler pipes are manufactured by shaping steel plates or coils into a cylindrical form and joining the edges through welding. Although slightly less robust than seamless pipes, they are cost-effective and ideal for low to medium-pressure systems.
Boiler Pipes Technical Specification
| Category | Specification |
|---|---|
| Outer Diameter (OD) | 6 mm to 1016 mm (1/8” to 40”) |
| Wall Thickness (WT) | 1 mm to 100 mm (Sch 10 to Sch XXS and customized sizes) |
| Length | Up to 12 meters (custom lengths available) |
| Pipe Type | Seamless / Welded (ERW, HFW, SAW) |
| End Finish | Plain End (PE), Beveled End (BE), Threaded End (TE) |
| Material Grades | Carbon Steel: ASTM A106, A179, A192 Alloy Steel: ASTM A335 P1, P11, P22 Stainless Steel: ASTM A213 TP304/316/321 Others: DIN 17175, JIS G3461, BS 3059 |
| Manufacturing Process | Seamless (Hot Rolled / Cold Drawn)Welded (ERW / HFW / SAW) |
| Heat Treatment | Normalizing, Annealing, Quenching & Tempering, Stress Relieving |
| Testing Methods | Hydrostatic TestNDT (Ultrasonic, Eddy Current)Mechanical Testing (Tensile, Hardness, Impact)Flaring, Flattening, PMI, Spectro Test |
| Surface Finish | Black Painted, Oil-Coated, Galvanized (on request), Varnish Coating |
| Packaging Options | Bundled with Steel StripsPlastic End CapsWaterproof WrappingWooden Crates (export) |
| Certifications | ISO, CE |
Grades & Standards
ASTM A106 Seamless Pipe
ASTM A335 Seamless Pipe
ASTM A179 Seamless Tube
ASTM A192
DIN 17175
JIS G3461
JIS G3462
BS 3059
Key Features
- High Temperature Resistance: Able to withstand temperatures up to 600°C or more, depending on the grade.
- Pressure Sustainability: Manufactured to handle both internal and external pressure stresses.
- Corrosion Resistance: Superior resistance against oxidation, scaling, and rust.
- Dimensional Accuracy: Available in various dimensions with tight tolerances for perfect fitting.
- Long Service Life: Engineered for durability and reliability, minimizing maintenance downtime.
Applications of Boiler Pipes
1. Power Plants
Used in boilers, superheaters, reheaters, and economizers to produce electricity efficiently.
2. Oil and Gas Industry
Used in steam cracking, refinery heating systems, and thermal reforming units.
3. Chemical and Petrochemical
Employed in heat exchangers, condensers, and reactors that require precise thermal control.
4. Marine Industry
Used in ship boilers and propulsion systems for steam generation.
5. Paper and Pulp Industry
Required in chemical recovery boilers and processing plants.
Industries We Serve
- Thermal Power Plants
- Oil & Gas Refineries
- Sugar Mills
- Fertilizer Plants
- Chemical Process Plants
- Marine & Shipbuilding
- Paper Mills
- Food Processing Units