| Customization: | Available |
|---|---|
| After-sales Service: | 24h Online |
| Type: | Seamless/Welded |
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Standard:
GB/T 14976 -- Chinese National Standard
EN10216-5 -- European Union standard
ASME SA312 -- American Society of Mechanical Engineers (ASME) standards
Main production steel pipe grades:
201,202,304,304L,309S,310,310S,316,316L,321,409,409L,410,410,420J1,420J2,430,434,904L,2205,2507,2520,630,631
Chemical Composition
| Grade | Chemical Composition | |||||||||||
| USA | C Max | SI Max | Mn Max | P Max | S Max | Ni | Cr | N | Ti | N Max | Cu | Mo |
| AISI | ||||||||||||
| 201 | 0.15 | 0.75 | 5.50-7.50 | 0.06 | 0.03 | ≤1.0 | 16.00-18.00 | ≤1.0 | - | - | 0.80-1.50 | - |
| 202 | 0.15 | 0.75 | 5.50-7.50 | 0.06 | 0.03 | 0.9-1.0 | 16.00-18.00 | - | - | - | 0.80-1.50 | - |
| 304 | 0.08 | 1 | 2 | 0.045 | 0.03 | 8.00-10.50 | 18.00-20.00 | - | - | - | ||
| 304L | 0.03 | 1 | 2 | 0.045 | 0.03 | 9.00-13.00 | 18.00-20.00 | - | - | - | ||
| 309S | 0.08 | 1 | 2 | 0.045 | 0.03 | 12.0-15.0 | 22.0-24.0 | - | - | - | - | - |
| 310 | 0.25 | 1.5 | 2 | 0.045 | 0.03 | 19.00-22.00 | 24.00-26.00 | - | - | - | - | - |
| 310S | 0.08 | 1.5 | 2 | 0.035 | 0.03 | 19.00-22.00 | 24.00-26.00 | - | - | - | - | - |
| 316 | 0.08 | 1 | 2 | 0.045 | 0.03 | 10.00-14.00 | 16.00-18.00 | - | - | - | - | 2.00-3.00 |
| 316L | 0.03 | 1 | 2 | 0.045 | 0.03 | 12.00-15.00 | 16.00-18.00 | - | - | - | - | 2.00-3.00 |
| 321 | 0.08 | 1 | 2 | 0.045 | 0.03 | 9.0-12.0 | 17.0-19.0 | - | - | - | - | |
| 409 | 0.08 | 1 | 1 | 0.045 | 0.03 | ≤0.50 | 10.5-11.75 | - | 6xC%-0.75 | - | - | - |
| 409L | 0.03 | 1 | 1 | 0.04 | 0.03 | ≤0.06 | 10.5-11.75 | - | 6xC%-0.75 | ≤0.06 | - | - |
| 410 | 0.15 | 1 | 1 | 0.04 | 0.03 | 0.6 | 11.50-13.50 | - | - | - | - | - |
| 410S | 0.08 | 1 | 1 | 0.04 | 0.03 | ≤0.06 | 11.50-13.50 | - | - | - | - | - |
| 420J1 | 0.16-0.25 | 1 | 1 | 0.04 | 0.03 | 0.6 | 12.00-14.00 | - | - | - | - | - |
| 420J2 | 0.26 - 0.40 | 1 | 1 | 0.04 | 0.03 | 0.6 | 12.00-14.00 | - | - | - | - | - |
| 430 | 0.12 | 0.75 | 1 | 0.04 | 0.03 | ≤0.06 | 16.00-18.00 | - | - | - | - | - |
| 434 | 0.12 | 1 | 1 | 0.04 | 0.03 | 0.6 | 16.00-18.00 | - | - | - | - | 0.75-1.25 |
| 904L | 0.02 | 1 | 2 | 0.045 | 0.035 | 23.0-28.0 | 19.0-23.0 | - | - | - | - | - |
| 2205 | 0.03 | 1 | 2 | 0.03 | 0.02 | ≤4.5-6.5 | ≤22.0-23.0 | - | - | 0.14-0.2 | - | 3.0-3.5 |
| 2507 | 0.03 | 0.8 | 1.2 | 0.035 | 0.02 | 6.0-8.0 | 24.0-26.0 | - | - | - | - | 3.0-5.0 |
| 2520 | 0.08 | 1.5 | 2 | 0.045 | 0.03 | 0.19-0.22 | 0.24-0.26 | - | - | - | - | - |
| 630 | 0.07 | 1 | 1 | 0.035 | 0.03 | 3.0-5.0 | 15.5-17.5 | - | - | - | - | - |
| 631 | 0.09 | 1 | 1 | 0.03 | 0.035 | 6.50-7.75 | 16.0-18.0 | - | - | - | - | - |
Packing Details:
1.Export sea worthy package + water proof paper
2.Safe loading and fixing Professional teams
Delivery Detail: within 7-10 working days after receiving the deposit or according to your order quantity.
Wuxi Tongno Special Steel Co., Ltd. was founded in 2013, the registered capital of 5 million yuan, for the professional production of seamless steel pipe manufacturing enterprises; after years of rapid development, Wuxi Tongno Special Steel Co., Ltd. now has three types of seamless steel pipe production line;
Wuxi Tongno Special Steel Co., Ltd. has been adhering to the 'quality first, customer first' business philosophy, to ensure that the products of high-precision, wide range of wall thicknesses, small quantities of many varieties, fast-paced characteristics of the production, sales in the domestic advanced level, especially in the small-diameter medium-thick-walled and large-calibre thin-walled alloy seamless steel pipe production at the domestic advanced level. Level. Products at home and abroad enjoy a reputation for a variety of project construction, play their own characteristics of manufacturing energy.
1. Exceptional Service: We guarantee a response to all inquiries within 12 hours.
2. Certifications: Proudly holding ISO 9001, CE, and SGS certifications.
3. Cost - Effective Quality: Benefit from competitive prices and top - notch quality, as our products are directly sourced from our own factory.
4. Robust Production Capacity: With a monthly output of 20,000 tons, we ensure seamless production.
5. Flexible Payment Terms: We accept various payment methods, including T/T and L/C.
6. Swift Delivery & Standard Export Packaging: Expect quick delivery and products packaged in line with international export standards.
7. Factory - Direct Advantage: Our own factory enables us to offer competitive prices without compromising on quality.
8. Third - Party Testing: We welcome any third - party testing to verify the quality of our products.
9. Expert Team Support: Backed by a professional sales team and a reliable factory.
10.Dedicated to Customization: Your individual specifications are not just accepted-they're the cornerstone of our service. We're committed to delivering on every customized request.
√ Quality Assurance: Rigorous testing and certification
√Competitive Pricing: Cost-effective solutions without compromise
√ Reliable Delivery: On-time fulfillment guaranteed
√ Custom Solutions: Tailored to your exact specifications
√ Expert Support: Technical guidance at every stage
For further inquiries or specific requirements, please contact our sales team. We're committed to providing exceptional service and top-quality steel products for your projects.
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