Heat Exchanger Tube
Trinity Dynamic is a leading importer and authorized stockholder of high-grade Heat Exchanger Tubes and Boiler Tubes. We provide seamless stainless steel solutions manufactured to the highest international standards, including ASTM A213 and ASME SA213. Our products are engineered for superior performance in high-pressure, extreme-temperature, and highly corrosive environments.
Available Grades and Specifications
- TP304 / TP304L: Low-carbon grade with excellent corrosion resistance, suitable for standard heat transfer applications in food and chemical industries.
- TP316 / TP316L: Molybdenum-enhanced for maximum resistance against chlorides, seawater, and highly aggressive chemical media.
- TP321: Titanium-stabilized grade designed to prevent intergranular corrosion, ideal for high-temperature boiler service and exhaust systems.
- TP347: High-performance grade offering superior creep strength and corrosion resistance in extreme thermal conditions compared to TP321.
Technical Specifications & Sizing Chart (2026 Update)
| Grade / Standard | Outside Diameter (OD) | Wall Thickness (WT) | Standard Length | Primary Applications |
|---|---|---|---|---|
| TP304L ASTM A213 | Ø6.35 – Ø50.8 mm | 0.5 – 3.0 mm | 6 – 18 Meters | Chillers, Food Processing |
| TP316L ASTM A213 | Ø9.5 – Ø76.2 mm | 0.7 – 4.0 mm | 6 – 12 Meters | Refineries, Petrochemical |
| TP321 SA213 | Ø12.7 – Ø38.1 mm | 1.0 – 2.5 mm | 6 Meters | High-pressure Boilers |
| TP347 SA213 | Ø19.1 – Ø50.8 mm | 1.2 – 3.0 mm | 6 – 9 Meters | Power Plants, Special Heaters |
Understanding the Use Cases: Heat Exchanger vs. Boiler Tubes
Heat Exchanger Tubes
Designed for efficient temperature exchange between two fluids. Surfaces are highly polished internally to prevent scaling and corrosion.
Boiler Tubes
Focused on structural integrity under immense steam pressure and direct heat exposure. Must pass stringent safety and durability tests.
Our Professional Services
We support your piping engineering requirements with our strict quality assurance and logistics support:
- Full MTC & Traceability: Every shipment includes an original Mill Test Certificate (MTC) and a Material Test Report (MTR) detailing chemical compositions and physical properties.
- 100% NDT Testing: Our products are verified to have passed Hydrostatic pressure testing and Eddy Current non-destructive testing (NDT) from the manufacturer.
- Precision Cut-to-Length: Custom bandsaw cutting to your exact required lengths (with ±1 mm tolerance) to eliminate on-site labor and reduce material waste.
- Safe Nationwide Delivery: Specialized transport logistics to deliver your highly sensitive system tubes completely scratch-free directly to your facility.
Request Technical Data or a Commercial Quote
Our export-standard sales engineers provide pricing and technical support within 1 hour.
