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Brand Name : Yuhong
Model Number : ASTM A312 TP304H
Certification : DNV, BV, PED, LR, ABS, TS, CCS
Place of Origin : China
MOQ : 100KGS
Price : Negotiable
Payment Terms : L/C, T/T
Supply Ability : 1000 ton/month
Delivery Time : 7-45DAYS
Packaging Details : Ply-wooden Case /Iron Case/ Bundle with Plastic Cap
Bare Tube Length : Customsized
Heat Transfer Efficiency : Excellent
Fin Material : Stainless Steel
Finned Thickness : 0.8-3mm
Welding Type : HFW , serrated
Production Process : Cold Drawn
Customization : Available
Ndt : HT, ECT
ASTM A312 TP304H Stainless Steel Pipe With SS Fin Strip, Serrated Fin Tube For Furnace
Product Overview
ASTM A312 TP304H serrated fin tube is manufactured from high-temperature stainless steel pipe with stainless steel fin strips mechanically or resistance-welded onto the tube surface. The serrated fins improve heat transfer by disrupting the boundary layer of gas flow, making them ideal for high-temperature furnace and heater applications.
Chemical Composition (ASTM A312 TP304H)
| Element | Content (%) |
|---|---|
| C (Carbon) | 0.04 – 0.10 |
| Mn (Manganese) | ≤ 2.00 |
| Si (Silicon) | ≤ 1.00 |
| P (Phosphorus) | ≤ 0.045 |
| S (Sulfur) | ≤ 0.030 |
| Cr (Chromium) | 18.00 – 20.00 |
| Ni (Nickel) | 8.00 – 11.00 |
| N (Nitrogen) | ≤ 0.10 |
| Fe (Iron) | Balance |
Mechanical Properties (ASTM A312 TP304H)
| Property | Value |
|---|---|
| Tensile Strength (MPa) | ≥ 515 |
| Yield Strength (MPa) | ≥ 205 |
| Elongation (%) | ≥ 35 |
| Hardness (HB) | ≤ 192 |
| Impact Toughness (J) | Good at high temp |
Applications
-Furnace convection sections for petrochemical plants
-Heater coils in oil refineries
-Boiler economizers operating at high temperatures
-Waste heat recovery units in process industries
-Gas turbine exhaust heat exchangers
-Thermal oil heaters for chemical processing
Advantages
-High temperature resistance (TP304H can handle continuous service at ~870°C)
-Improved heat transfer efficiency due to serrated fins
-Excellent oxidation and corrosion resistance in furnace atmospheres
-Good weldability for fabrication and repairs
-Long service life under high thermal stress

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ASTM A312 TP304H Stainless Steel Pipe With SS Fin Strip, Serrated Fin Tube For Furnace Images |