ASTM A269 TP316L Mirror Bright Annealed Stainless Steel Seamless BA Tube 6mm-630mm Zero Oxide Scale
Mirror Bright Zero Oxide Scale Stainless Steel BA Tube — ASTM A269 TP316L Seamless
YUHAO presents its premium ASTM A269 TP316L seamless bright annealed (BA) stainless steel tube, engineered specifically for applications demanding mirror bright zero oxide scale. Available in outer diameters from 6mm to 630mm with customizable wall thicknesses, this tube delivers exceptional surface quality through a rigorously controlled hydrogen atmosphere bright annealing process.
▶ Key Product Advantages — Mirror Bright Zero Oxide Scale
- Mirror-bright surface achieved through controlled hydrogen atmosphere bright annealing
- Zero oxide scale ensures immediate readiness for hygienic and precision applications
- Consistent surface reflectivity across entire tube length, verified by automated optical inspection
- No post-annealing pickling or passivation required, eliminating chemical residue risks
▶ Technical Specifications
| Parameter | Specification |
|---|---|
| Material | TP316L (also available: TP304, TP304L, TP316, TP321, Duplex) |
| Outer Diameter | 6mm - 630mm, Custom outer diameter available |
| Wall Thickness | 0.5mm - 10mm, Custom wall thickness available |
| Length | 6m or as per customer requirement |
| Standard | ASTM/ASME A/SA269, A/SA213, DIN 17458/17457, EN 10216-5/10217-7 |
| Surface Finish | Mirror Bright Annealed (BA), Ra ≤ 0.4μm |
| Manufacturing Process | Cold Drawn, Bright Annealed in Hydrogen Atmosphere |
| NDT | Eddy Current Test, Hydrostatic Test, Ultrasonic Test |
| Application | Hygienic Processing, Food & Beverage, Precision Instrumentation, Medical Devices, Semiconductor, Construction |
| Packaging | Individually wrapped in anti-static PE film, sealed in export-grade plywood cases with moisture barrier lining |
| Certification | ISO 9001, PED, CE, TUV, AD2000 |
▶ Why Choose YUHAO BA Tubes
With a modern production facility in Wenzhou, China's stainless steel manufacturing hub, YUHAO operates a fully integrated quality management system backed by comprehensive in-house testing capabilities. Our BA tubes are exported to the United States, UAE, Turkey, Thailand, Russia, and South Korea, serving industries ranging from precision instrumentation to large-scale petrochemical projects. Every tube undergoes rigorous NDT inspection including eddy current, hydrostatic, and ultrasonic testing before shipment.
Contact YUHAO today for a tailored quotation, technical datasheet, or free sample evaluation. We offer flexible MOQ starting from 100 KGS with competitive lead times of 15-25 days for production orders.
Choose YUHAO, Choose Better Every Day — 镜面光亮无氧化皮
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.