Round Cold Rolled SS201 SS304 Stainless Steel Pipes And Tubes Seamless
Cold rolling technology enables the production of tubes with extremely precise control over outer diameter and wall thickness, delivering superior dimensional accuracy and surface quality.
Outer Diameter Range: Φ6mm ~ Φ273mm (small and medium diameters are our specialty)
Wall Thickness Range: 0.5mm ~ 20mm and above
- Precision Instrument Tubes: Φ10mm x 1.0mm
- Heat Exchanger Tubes: Φ19mm x 2.0mm
- Hydraulic Cylinder Barrels: Φ50mm x 5.0mm
- Food Industry Tubes: Φ33.7mm x 1.5mm
| Parameter | Tolerance Range |
|---|---|
| Outer Diameter | ±0.10mm to ±0.30mm |
| Wall Thickness | ±10% of wall thickness (higher requirements: ±5%) |
| Ovality | Excellent control for near-perfect circular cross-section |
- Acid Pickling (AP): Silver-white or light gray matte surface with uniform passivation film
- Bright Finish (BA): Mirror-like surface with high internal cleanliness
- Cold-rolled State: Metallic cold-worked luster with high hardness
- Decorative Finishes: Polishing, wire drawing, sandblasting, and electroplating available
A1: Our main products include stainless steel plate/sheet, coil, round/square pipe, bar, channel, and related stainless steel products.
A2: Mill Test Certification is supplied with shipment, Third Party Inspection is available, and we maintain ISO and SGS certifications.
A3: We employ many professionals and technical personnel, offer competitive pricing, and provide superior after-sales service compared to other stainless steel companies.
A4: We have exported to more than 50 countries including America, UK, Kuwait, Egypt, Turkey, Jordan, India, and many others.
A5: We provide small in-stock samples free of charge. Customized samples typically require 5-7 days for preparation.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.