ASTM A249 TP316 TP316L Weld Steel Pipe
1. Grade: TP304,TP304L,TP316,TP316L,S31254,TP321,TP321H,TP317,TP310
2. Standard: ASTM A249
3. Manufacturing Process: Welded
4. OD:1/8”–12” (3.2–304.8 mm)
5. Wall Thickness: 0.015”–0.320” (0.4–8.1 mm)
6. Delivery Condition: Solution annealed, bright anealling
7. Certification: ISO9001, PED, ISO 17025 lab, TÜV certified manufacturer
8. Package: Wooden box.
Core Functions and Application:
Used in heat exchangers and boilers for heat transfer service under corrosive conditions.
Description
ASTM A249 TP316 TP316L Weld Steel Pipe
When your warm exchanger or kettle requests solid execution in destructive situations, you require channeling that won't let you down. The ASTM A249 TP316 TP316L Weld Steel Pipe from YOUFASS conveys precisely that. With molybdenum-enhanced erosion resistance, divider thickness extending from 0.015" to 0.320", and exterior distances across from 1/8" to 12", these welded tubes serve basic applications over marine, pharmaceutical, and chemical preparing businesses. Supported by 15 generation lines and an yearly capacity of 50,000 tons, YOUFASS guarantees each pipe meets ISO9001, PED, and TÜV certification standards—ready to ensure your liquid frameworks beneath the hardest conditions.
Why Choose TP316/TP316L for Your Heat Transfer Systems
You're confronting destructive conditions each day. Standard materials fair won't cut it when chlorides, acids, or marine situations are involved.
That's where these specialized tubes make a contrast. The molybdenum substance in both TP316 and TP316L grades makes a defensive obstruction against setting and hole erosion. You get the solidness you require without compromising on weldability or formability.
TP316L takes it advance. Its ultra-low carbon substance (0.035% max) minimizes carbide precipitation amid welding. This implies you can introduce complex frameworks without stressing around intergranular erosion in the heat-affected zones.
Whether you're building pharmaceutical preparing hardware or coastal desalination plants, these tubes keep up basic keenness where other materials fail.
Technical Parameters at a Glance
| Specification | Details |
|---|---|
| Standard | ASTM A249 |
| Grades Available | TP304, TP304L, TP316, TP316L, S31254, TP321, TP321H, TP317, TP310 |
| Outside Diameter (OD) | 1/8"–12" (3.2–304.8 mm) |
| Wall Thickness (WT) | 0.015"–0.320" (0.4–8.1 mm) |
| Length Options | Random length, fixed length, U-bent |
| Manufacturing Process | Welded |
| Heat Treatment | Solution annealed, bright annealing |
| Packaging | Wooden box, hexagonal binding + woven bag |
| Certifications | ISO9001, PED, ISO 17025 lab, TÜV |
| Available Documents | MTC/MTR (3.1/3.2), TPI, WPS/PQR, MPS, UT/RT report |
What Makes YOUFASS Different
You're not fair buying ASTM A249 TP316 TP316L Weld Steel Pipe. You're joining forces with a producer that gets it extend pressures.
Production capacity that scales with your needs. Our 15 devoted generation lines create 50,000 tons every year. Whether you require one pipe or a full venture supply, we react fast.
Quality control you can confirm. Each tube passes through different assessment stages. We give full traceability with fabric test certificates, third-party review reports, and ultrasonic/radiographic testing documentation.
Delivery that keeps your plan on track. The quickest shipments reach Tianjin Port in fair 7 days. No MOQ barriers—we'll supply single channels or holder loads.
Technical back when you require it. Our group helps with fabric choice, on-site commissioning, and end-to-end venture coordination. You're never exploring specialized challenges alone.
As one of China's Top 500 undertakings with 200+ workers, we've built long-term associations with temporary workers and merchants around the world who esteem consistency and reliability.






Common Applications
These ASTM A249 TP316 TP316L Weld Steel Pipe tubes exceed expectations in situations where other materials fall apart rapidly:
- Heat exchangers: Exchange warm vitality productively whereas standing up to chloride assault from cooling water
- Boiler frameworks: Keep up weight keenness beneath high-temperature destructive conditions
- Pharmaceutical handling: Meet cleanliness guidelines whereas dealing with forceful cleaning agents
- Chemical plants: Transport destructive liquids securely through generation systems
- Marine situations: Withstand saltwater introduction in desalination and seaward applications
- Food & refreshment: Guarantee item virtue with non-reactive, easy-to-clean surfaces






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 A249 TP316/316L pipe?
A: It's stainless steel tubing particularly planned for warm exchanger and evaporator applications. The expansion of molybdenum (2-3%) gives prevalent resistance to setting and cleft erosion compared to standard austenitic grades. TP316L highlights lower carbon substance for moved forward weldability.
Q: TP316 vs TP304, which is better?
A: TP316 offers significantly better resistance to chloride corrosion—essential for marine, chemical, and pharmaceutical applications. If your environment includes saltwater, acidic solutions, or chloride-containing fluids, TP316 is the safer choice. TP304 works well for less aggressive conditions at a lower cost point.
Q: Where are these tubes typically used?
A: You'll find them in marine vessels, pharmaceutical manufacturing equipment, chemical processing plants, coastal water treatment facilities, and food production systems. Anywhere corrosion resistance meets strict hygiene or safety requirements, these tubes deliver reliable performance.
Ready to Protect Your Critical Systems?
Let's discuss how ASTM A249 TP316 TP316L Weld Steel Pipe fits your specific application. Contact our team at info@youfass.com today.
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