904L Stainless Steel Tube Factory in China
Your Expert 904L SS Tube Supplier in China
904L stainless steel tube is a low carbon high alloy austenitic stainless steel tube and it is non-magnetic. Because 904L stainless steel tube has molybdenum and copper, which can enhance its mechanical strength. And Tuolian supplies customized services, including different thickness, sizes, shapes, lengths and forms, you just send us your requirements, we will try our best to satisfy you.
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Critical Features of 904L Sainless Steel Tube
Normally, 904l stainless steel tube has excellent formability, weldability and toughness. And our 904L stainless steel tube has great resistance to sulfuric, phosphoric, and acetic acids. In addition, resisting pitting and crevice corrosion, intergranular corrosion, stress corrosion cracking is also 904l stainless steel tube’s prime features.
Key Applications of 904L Sainless Steel Tube
904l stainless steel tube can be used in wide industries, like chemical processing, fabrication, marine, pulp & paper, power generation, oil and gas and pharmaceutical industries. And our 904l stainless steel tube can be also made for seawater cooling equipment, condenser tubes, control and instrumentation, heat exchangers, construction and ornamental, boilers and auto parts. It is also used in some general industrial services, such as petroleum, chemical, paper, fertilizer, fabric, aviation and nuclear.
Processing Service We Offer
At Tuolian, we are dedicated to providing diverse processing options to cater to your specific project needs.
- Cutting
- Beveling
- Threading
- Welding
- Decoiling
- Polishing
- Punching
- Moulding
- Draw & Expansion
- Destructive and Non Destructive
- Ultrasonic Testing
- Bending
- Technical Specifications
| Outside Diameter (OD) | 3.00 – 219.10 mm |
| Wall Thickness | 0.40 – 12.70 mm |
| Length | We have cut-to-length service |
| Surface Finish | BA, 2D, 1D, Mirror Polished, 2B, No.4, No.1, 180G, 320G, 400G Satin/ Hairline, No.3, No.8, 8K, |
| Standard | SUS, ASTM, GB, DIN, EN, JIS, AISI, |
| END types | Plain End, Treaded, Beveled End |
| Technique | SS TP 904L Cold drawn, Extrusion Tube, Cold rolled, Hot rolled |
| Specifications | ASTM A213, ASTM A312, BS EN 10216 pt.5, ASTM A269, |
| Manufacturing Type | Seamless, ERW, DOM, CEW, 100% X Ray Welded, Welded, Fabricated, CDW, CDS |
In summary:
– 904L stainless steel has exceptional corrosion resistance, especially in aggressive environments, and is commonly used in chemical processing, offshore oil and gas, and seawater applications.
– 316L stainless steel provides good corrosion resistance but may not be as resistant to aggressive environments as 904L.
– 904L stainless steel has a higher nickel and molybdenum content than 316L, enhancing its corrosion resistance.
– 316L stainless steel has good mechanical properties and is versatile and cost-effective.
– 904L stainless steel is more specialized, may have limited availability, and is generally more expensive compared to 316L.
- Use a filler material specifically designed for welding 904L stainless steel.
- Clean the base metal thoroughly before welding.
- Control heat input and interpass temperature to avoid overheating and carbide precipitation.
- Employ low heat input welding techniques like TIG or plasma arc welding.
- Use an inert shielding gas, such as argon, during welding.
- Consider post-weld heat treatment if required.
- Conduct tests and inspections to ensure weld quality.
Remember to consult welding codes, standards, and specific procedures provided by the manufacturer for detailed instructions and best practices when welding 904L stainless steel. Engage an experienced welder familiar with high-alloy stainless steels for proper execution.
