ASTM A312 304 Stainless Steel Pipes
1. Grade: TP304/TP304L, TP316/TP316L, TP316Ti, TP317/TP317L, TP321/TP321H, TP347/TP347H, TP309S/TP309H, TP310S/TP310H
2. Standard: ASTM A312/A312M-22
3. Process: Seamless (SMLS), Welded (WLD), Heavily Cold Worked (HCW)
4. Size Range: NPS 1/8"–48" (DN6–DN1200 / Ø10.3 mm–Ø1219 mm)
5. Wall Thickness: Sch 5S–Sch XXS
6. Wall Thickness Tolerance: +15%~+22.5% / -12.5% (According to ASTM A312)
7. Heat Treatment: Solution Annealed & Water Quenched
8. Surface Finish: Pickled, Bright Annealed, Polished, Passivated
9. Application: Oil & Gas, Petrochemical, Power Plant, Boiler, Chemical Industry
10. Certification: ISO 9001, PED, TUV, ISO 17025 Laboratory
Description
ASTM A312 304 Stainless Steel Pipes – Reliable Corrosion-Resistant Piping Solutions
When your venture requests long-term toughness and reliable execution, ASTM A312 304 Stainless Steel Pipes from YOUFASS provide precisely that. As one of China's Top 500 ventures, we work 15 advanced generation lines with an yearly capacity of 50,000 tons, sponsored by ISO 9001, PED, and ISO 17025 lab certifications. Our fabricating handle incorporates arrangement strengthening, water extinguishing, and multi-stage assessment to guarantee each pipe meets strict dimensional and metallurgical guidelines. With a least arrange of fair 1 pipe and conveyance in as quick as 7 days to Tianjin Port, we give adaptable, enterprise-grade stainless steel channeling for your most basic applications.
Where You Can Use These Pipes
Our stainless steel channeling frameworks serve differing industries:
- Water Supply & Treatment – Secure, clean transport without defilement risks
- Food & Refreshment Handling – Meets strict sanitation measures for coordinate item contact
- HVAC & Building Administrations – Strong foundation for commercial and private projects
- Chemical & Petrochemical – Solid execution beneath destructive conditions
- Fire Assurance Frameworks – Long benefit life with negligible maintenance
- Medical & Healthcare Offices – Clean, sterile channeling for basic environments
- Solar & Vitality Applications – Withstands temperature varieties and natural exposure






Technical Specifications
| Parameter | Specification |
|---|---|
| Grade | TP304/TP304L, TP316/TP316L, TP316Ti, TP317/TP317L, TP321/TP321H, TP347/TP347H, TP309S/TP309H, TP310S/TP310H |
| Standard | ASTM A312/A312M-22 |
| Manufacturing Process | Seamless (SMLS), Welded (WLD), Heavily Cold Worked (HCW) |
| Outside Diameter | NPS 1/8"–48" (DN6–DN1200 / Ø10.3 mm–Ø1219 mm) |
| Wall Thickness | Sch 5S–Sch XXS |
| Wall Thickness Tolerance | +15%~+22.5% / -12.5% (per ASTM A312) |
| Length | Random length or fixed length |
| Heat Treatment | Solution Annealed & Water Quenched |
| Surface Finish | Pickled & Annealed, Bright Annealed, Electropolished, Passivated |
| End Finish | Plain end (up to 2"), Beveled end (2" and above) |
| Packaging | Wooden box with optional steel frame, hexagonal binding + woven bag |
| Certifications | ISO 9001, PED, TÜV, ISO 17025 Laboratory |
Why Choose Our ASTM A312 304 Stainless Steel Pipes?
You require channeling that won't let you down. Our ASTM A312 304 Stainless Steel Pipes combine demonstrated erosion resistance with fabricating exactness you can depend on.
Built for Real-World Applications
Whether you're working on nourishment preparing lines, chemical exchange frameworks, or building administrations foundation, our channels handle the challenge. Review TP304 offers amazing oxidation resistance and keeps up judgment in mellow destructive situations. Your establishment remains secure, and your support costs remain low.
Quality Control at Every Stage
We do not fair fabricate pipes—we ensure their execution. From traceable crude fabric sourcing to last assessment with committed testing hardware, quality is inserted in our handle. You get full documentation counting MTC/MTR (3.1/3.2), TPI reports, and WPS/PQR records with each shipment.
Manufacturing Flexibility You Need
Your details matter. We offer both consistent and welded choices, with divider thickness extending from Sch 5S to Sch XXS. Sizes span from NPS 1/8" up to 48" (DN6–DN1200). Surface wraps up incorporate cured, shinning toughened, cleaned, and passivated choices to coordinate your correct extend requirements.






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

Service That Supports Your Success
You're not fair buying ASTM A312 304 Stainless Steel Pipes—you're picking up a fabricating accomplice. Our 200+ group individuals give specialized back, on-site commissioning help, and end-to-end venture coordination. We've built long-term connections with wholesalers and temporary workers around the world through dependable conveyance and responsive service.
Documentation & Traceability
Every shipment incorporates total fabric test reports, third-party assessment certificates, and fabricating handle records. You get the paper path your quality confirmation group requires.
Project-Ready Supply
From single pipes to full extend volumes, we scale to your needs. Our streamlined coordinations guarantee your materials arrive when you require them, decreasing venture delays and capacity costs.








Clients' approval & trust

Frequently Asked Questions
Q:What is ASTM A312 TP304 pipe used for?
A:TP304 pipes are widely used in food processing, chemical equipment, and general corrosion-resistant applications.
Q:Is 304 stainless steel pipe corrosion resistant?
A:Yes, it offers excellent resistance to oxidation and mild corrosive environments but is not ideal for chloride-rich conditions.
Q:Can TP304 pipes be used for high temperature applications?
A:Yes, but for prolonged high-temperature use, TP304H is more suitable.
Q:What's your minimum order quantity?
A:We accept orders starting from just 1 pipe, giving you flexibility for testing or small-scale projects.
Q:How quickly can you deliver?
A:Our fastest delivery to Tianjin Port is 7 days, depending on your specifications and order volume.
Q:Do you provide material certificates?
A:Absolutely. We supply MTC/MTR (3.1/3.2), TPI reports, WPS/PQR documentation, and UT/RT test results with every order.
Ready to Get Started?
Contact our team at info@youfass.com to discuss your project requirements for ASTM A312 304 Stainless Steel Pipes and receive a detailed quotation.
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