We provide high-precision special shape and custom stainless steel tubes including triangle, hexagonal, D-shape, and other non-standard profiles. OEM & ODM customization available with surface treatment, cutting, and packaging options.
As one of China’s leading custom stainless steel tube manufacturers, we specialize in producing non-standard and special shape tubes tailored to unique structural, decorative, or functional applications. Our factory supports a full range of fabrication technologies to create high-precision special shape tubes in stainless steel grades like 304, 316, 201, and duplex alloys.
Shapes include triangle, D-shaped, hexagonal, star, semi-oval, and completely customized profiles according to drawings or technical specifications. These products are widely used in architectural structures, high-end furniture, automotive frames, marine components, and industrial design projects.
With strong R&D capability and flexible production lines, we offer full OEM/ODM services, ensuring that your customized tube solutions meet strict tolerance, aesthetic, and strength requirements.
| Item | Details |
| Product Name | Stainless Steel Pipe, Stainless Pipe, SS Pipe |
| Standard | GB, AISI, ASTM,ASME,DIN, EN, JIS |
| Available Grades | 200 Series: 201, 202300 Series: TP304, 304L, 304H, 316, 316L, 316H, 316Ti, 317, 317L, 310S, 310H, 321, 321H, 347, 347HSpecial Alloys: 904L, S31254 (254SMO)400 Series: 409, 410S, 416, 420, 430, 439, 440, 444, 446Duplex and Others: 2205, 2507, S31803, S32205, S32750, S32760, 253MA |
| Process | Hot Rolled, Cold Rolled |
| Sizes | Thickness: 0.24–3mm, Outer diameter: 8–219mm, Length: 1–6m (according to customer’s request) |
| Surface Treatment | NO.1, 2B, NO.4, BA, HL, Mirror |
| Inspection | SGS, TUV, BV, ABS, LR etc. |
| Application | Oil & Gas, Petroleum, Vessels, Ship Building, Water Treatment and Environmental Protection etc. |
| Finish | Description | Typical Thickness (mm) | Available Widths (mm) |
| 2B | Smooth, reflective grey sheen. Most widely used. | 0.55 | 914, 1219 |
| BA | Bright annealed mirror-like finish. | 0.70 | 914, 1219 |
| DP | Brushed, non-reflective, easy to clean. | 0.90 | 750, 914, 1219 |
| HR | Scaled, hot-rolled finish. | 1.20 | 750–1500 |
| No.1 | Pickled, white surface after hot-rolling. | 1.50 | 914, 1219, 1500 |
| HL | Continuous linear polish finish. | 1.60 | 914, 1219, 1500 |
| No.4 | Polished with 150–180 grit. | 2.00 | 914, 1219, 1500 |
| No.8 | Mirror finish, highly reflective. | 2.50 | 914, 1219, 1500 |
Our special shape and custom tubes include an extensive range of geometric and designer profiles such as triangle tubes for architectural accents, D-shape tubes for handrails, hexagonal tubes for mechanical parts, and even custom profiles based on CAD drawings. These tubes can be manufactured with round or sharp corners, consistent wall thickness, and are available in polished, brushed, or colored surface finishes. All products can be tailored in dimensions, cutting length, drilling, slotting, and packaging according to client-specific needs.
Looking for high-quality round seamless tubes? We are a trusted manufacturer and exporter of stainless steel round seamless tubes in China. Our products offer superior strength, corrosion resistance, and precision dimensions. OEM and custom services available.
Reliable supplier of 410S stainless steel tubes with excellent thermal stability, oxidation resistance, and weldability. Ideal for heat exchangers, automotive parts, and furnace components.
Leading supplier of oval and elliptical seamless tubes in stainless steel and alloy materials. Ideal for architecture, automotive, and furniture industries. Custom sizes and finishes available.
High-strength rectangular seamless tubes made from stainless steel and alloy grades. Precision dimensions, corrosion-resistant, and ideal for structural, mechanical, and architectural applications.
We can produce triangle, D-shape, hexagon, star, semicircle, trapezoid, and other customized profiles based on your drawing or 3D model.
We primarily use stainless steel grades 304, 316, 201, 430, and duplex 2205. Other alloys like titanium or aluminum can be arranged for large-volume orders.
Yes, we provide mirror polishing, brushed satin, matte pickling, colored (PVD coating), and sandblasted finishes depending on your application.
The MOQ depends on the complexity of the shape and tooling requirements. For common shapes, small batches are accepted; for unique profiles, tooling fees and minimum quantities may apply.
We use CNC forming, laser cutting, and precision rolling technologies. Every batch is measured using calipers, gauges, and optical inspection tools with quality certificates provided.
English 
German 
French 
Italian 
Spanish 
Portuguese 
Arabic 
Russian