ASTM A213 TP304H Seamless Steel Tube
1. Standard: ASTM A213
2. Grade: TP304/TP304L, TP316/TP316L/TP316Ti, TP321/TP321H, TP347/TP347H, S31254 TP309S/TP309H, TP310S/TP310H, N08904
3. Product Type: Seamless Boiler & Heat Exchanger Tubes
4. Type: Straight pipe, U-shaped pipe
5. OD:1/8”–5” (3.2–127 mm)
6. Wall Thickness: As specified
7. Length: up to 18 meters
8. Certification: ISO9001, PED, ISO 17025 lab, TÜV certified manufacturer
9. Available documents: MTC/MTR (3.1/3.2), TPI, MPS
10. MOQ: 1pc/per size
11. Delivery: 7 days fastest delivery
12. Application:Boiler, Superheater, Heat Exchanger
Description
ASTM A213 TP304H Seamless Steel Tube – High-Temperature Boiler & Heat Exchanger Solutions
When your mechanical operations request dependable execution beneath lifted temperatures, the ASTM A213 TP304H Seamless Steel Tube from YOUFASS conveys the quality and erosion resistance you require. With 15 generation lines creating 50,000 tons yearly and TÜV-certified fabricating sponsored by ISO 17025 lab testing, we give warm exchanger tubes that meet the strictest quality measures. Our TP304H tubes are accessible in sizes from 1/8"–5" OD, lengths up to 18 meters, and can transport in as quick as 7 days with a least arrange of fair 1 piece per size.
What Makes TP304H Different for Your High-Temperature Applications
TP304H is the high-carbon form of standard 304 stainless steel, particularly built for quality maintenance at working temperatures between 1000–1500°F (538–816°C).
You get three basic benefits:
- Enhanced crawl resistance – The higher carbon substance (0.04–0.10%) avoids fabric misshapening amid drawn out high-temperature exposure
- Maintained mechanical quality – Your gear remains basically sound indeed in requesting warm cycling conditions
- Proven erosion security – The chromium-nickel composition stands up to oxidation and scaling in kettle environments
These characteristics make our ASTM A213 TP304H Seamless Steel Tube perfect when you're working superheaters, kettle tubes, or warm exchangers where temperature vacillations are constant.
Technical Specifications
| Parameter | Specification |
|---|---|
| Standard | ASTM A213 |
| Grade Available | TP304/TP304L, TP316/TP316L/TP316Ti, TP321/TP321H, TP347/TP347H, TP309S/TP309H, TP310S/TP310H, S31254, N08904 |
| Product Type | Seamless Boiler & Heat Exchanger Tubes |
| Configuration | Straight pipe, U-shaped pipe |
| Outer Diameter (OD) | 1/8"–5" (3.2–127 mm) |
| Wall Thickness | As specified per your requirements |
| Maximum Length | Up to 18 meters |
| Certifications | ISO9001, PED, ISO 17025 lab, TÜV certified manufacturer |
| Documentation | MTC/MTR (3.1/3.2), TPI, WPS/PQR, MPS, UT/RT report |
| Minimum Order Quantity | 1 piece per size |
| Fastest Delivery | 7 days to Tianjin Port |
| Primary Applications | Boiler systems, Superheaters, Heat Exchangers |
Why Choose YOUFASS for Your Boiler Tube Supply
Traceable quality from source to shipment
We control each generation stage. Our crude materials come from recognized steel plants with full traceability. Each tube experiences devoted testing utilizing calibrated hardware in our ISO 17025-accredited laboratory.
Flexible supply for ventures of any scale
Whether you require a single substitution tube or a total warm exchanger tube bundle, we oblige your arrange estimate. Our 200+ group individuals and advanced offices guarantee reliable supply without relinquishing quality.
Documentation that satisfies inspectors
Your extend likely requires third-party confirmation. We give Material Test Certificates (MTC 3.1/3.2), Third-Party Inspection reports, Manufacturing Process Sheets, and ultrasonic/radiographic testing documentation as needed.
Responsive technical support
Our building group helps with fabric determination, dimensional details, and on-site commissioning when your application requires master guidance.






Where You'll Use The ASTM A213 TP304H Seamless Steel Tube
The ASTM A213 TP304H Seamless Steel Tube serves different mechanical sectors:
- Power era plants – Evaporator tubes and superheater areas where steam temperatures surpass standard review limits
- Petrochemical offices – Warm recuperation frameworks and handle radiators taking care of destructive liquids at raised temperatures
- Industrial warm exchangers – Shell-and-tube setups in refineries, chemical plants, and fabricating operations
- Pressure vessel applications – Components requiring ASME code compliance for high-temperature service






Standards and Certifications:
- ISO 9001 Quality Management
- PED (Pressure Equipment Directive)
- TÜV certification.

Flexible requesting, quick delivery:
Need a test? Arrange fair one pipe. Arranging a major venture? We'll facilitate end-to-end supply. With quickest conveyance in 7 days to Tianjin Harbour, your plan remains on track.








Clients' approval & trust

Frequently Asked Questions
Q: What is ASTM A213 TP304H tube used for?
A: It's a consistent stainless steel tube outlined particularly for high-temperature benefit in boilers, superheaters, and warm exchangers. The "H" assignment demonstrates higher carbon substance for progressed crawl quality over 1000°F.
Q: How does TP304H differ from standard TP304?
A: TP304H contains 0.04–0.10% carbon compared to TP304's most extreme 0.08%. This controlled carbon run gives way better resistance to crawl misshapening amid drawn out introduction to hoisted temperatures.
Q: Can you supply U-bend tubes for heat exchangers?
A: Yes. We make both straight and U-shaped setups. Our twisting prepare keeps up divider thickness consistency and doesn't compromise fabric properties.
Q: What documentation comes with each shipment?
A: Every order includes Material Test Reports showing chemical composition and mechanical properties. We can arrange third-party inspection (TPI) and provide additional reports like Manufacturing Process Sheets or non-destructive testing results based on your specifications.
Q: Do you handle custom dimensions?
A: Absolutely. While we stock common sizes, our production capabilities accommodate specific OD, wall thickness, and length requirements for your unique application.
Contact Us
Ready to use the ASTM A213 TP304H Seamless Steel Tube to specify your tube requirements? Reach out to our team at info@youfass.com.
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