2205 Duplex Stainless Steel Tubing & 2507 Duplex SS Pipe
High-quality duplex stainless steel tubing and pipes including grades 31803, 32750, and 32760 for demanding industrial applications.
Product Specifications
| Product Name |
Stainless Steel Pipe |
| Grade |
201, 304, 309S, 347, 329, 317L, 316L, 316Ti, 321, 310S, 2205, 2507, 904L, C276, C4, etc. |
| Standard |
ASTM A213, ASTM A312, ASTM A270, ASTM B622 |
| Diameter |
DN10 - DN400 |
| Thickness |
SCH10 - SCH160 or custom thickness available |
| Length |
6m per piece or custom lengths available |
| Shape |
Round |
| Finishing |
Pickling / Bright Polished |
| Company Type |
Factory |
Available Material Grades
Austenitic: 201, 304/L/H/N, 316/L/H/N/Ti, 321/H, 309/H, 310S, 347/H, 317/L, 904L
Duplex Steel: 31803, 32205, 32750, 32760
Nickel Alloy: Hastelloy, Inconel, Monel series
Precipitation-hardening Steels: 254SMO/S31254, 17-4PH, 17-7PH, 15-7PH
Quality Assurance
- Raw Material Guarantee: Using Tsingshan Brand raw materials with spectrum direct-reading testing
- Process Control: Strict adherence to process charts with professional worker oversight
- Inspection & Testing: Comprehensive testing including chemical composition analysis, mechanical properties, hardness, flattening, flaring, eddy current, ultrasonic, hydrostatic, and corrosion testing
Company Overview
We specialize in the production of sanitary stainless steel welded pipes and pipe fittings. Our facility features complete welded pipe assembly lines including cage forming, multi-shade welding, internal and external welding, and mirror polishing capabilities.
We strictly adhere to Chinese GB, ASTM, JIS, and DIN standards with ISO9001 quality management. Our products undergo rigorous testing including eddy current, water pressure, process performance, intergranular corrosion, and metallographic inspection.
Our welded pipes offer superior quality with stable wall thickness uniformity, high precision, no strain or pitting holes, excellent surface quality, and low hardness. Products are widely used in food processing, medical machinery, petroleum, chemical industries, and related applications.