ASTM A511 Bright Annealed Stainless Steel Seamless Tube for Mechanical Shafting Applications

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Product Description

Basic Information
Model NO.
316
Material
Stainless Steel
Surface
Polished
Shape
Round
Length
6m or as Required
Certificate
CCS, ABS, GOST, Lr, BV, DNV, KR
Standard
GB, ASTM, AISI, JIS, DIN, EN
Grade
300 Series, Duplex Steel
Product Overview
Bright Annealed Stainless Steel Seamless Pipe offers superior corrosion resistance, excellent mechanical properties, and a smooth, clean, reflective surface finish ideal for high-purity or aesthetic applications. Manufactured without a weld seam for enhanced strength and reliability, it undergoes a controlled atmosphere annealing process (bright annealing) which prevents surface oxidation during heat treatment, eliminating the need for pickling and passivating while maintaining the inherent material integrity. This results in a tube with outstanding dimensional accuracy, consistent internal and external surfaces free from scale or discoloration.
Technical Specifications
ItemBA Stainless Steel Seamless Tube/Pipe
StandardASTM A213, A312, A269, A778, A789, DIN 17456, JIS G3459, EN10216
Material300 Series (304, 316L, 321, 310s), Duplex Steel (2205, 2507)
SurfacePolishing, Annealing, Pickling, Bright Annealed (BA)
TypeCold Rolled / Cold Drawn
Outer Diameter6mm - 114mm
Length5.8m, 6m, 11.8m, 12m or Customized
ApplicationHydraulic Tubes, Instrumentation, Semiconductor, Pharmaceutical
PackageStandard seaworthy package, wooden case or bundling
Detailed Product Display
Process View Tube Surface Inventory Quality Check Packing Warehouse
Frequently Asked Questions
What is the advantage of Bright Annealing (BA)?
Bright annealing is performed in a controlled atmosphere to prevent oxidation. It results in a clean, smooth, and reflective surface that eliminates the need for acid pickling, maintaining better dimensional accuracy and superior corrosion resistance.
In which industries are these seamless pipes typically used?
Due to their cleanliness and high precision, they are widely used in semiconductor manufacturing, pharmaceutical lines, food and beverage processing, high-pressure hydraulic systems, and instrumentation.
Can the length of the tubes be customized?
Yes, while standard lengths are 5.8m or 6m for container loading, we can provide customized lengths up to 12m or specific cut-to-size requirements.
What grades of stainless steel do you offer?
We provide a wide range including 300 series (304, 304L, 316, 316L, 310S, 321) as well as Duplex and Super Duplex steels (2205, 2507) for more demanding environments.
What certificates are available for the pipes?
Our products are certified by major international bodies including CCS, ABS, GOST, BV, DNV, and KR, ensuring compliance with global maritime and industrial standards.
What is the standard delivery time?
Typical delivery ranges from 5 to 30 days after order confirmation, depending on the material grade, quantity, and specific customization requirements.

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