Stainless steel bright annealed tube - Zhejiang Ruimai stainless steel tube Co., Ltd-hydraulic pipe, heat exchanger tubes, line pipe
Stainless steel bright annealed tube

Stainless steel bright annealed tube

Bright annealed tube / BA tube

Ruimai produces Seamless Stainless steel Bright annealed tube and pipe with smooth inside and outside surfaces, high cleanliness, and high precise.


  • ASTM A 269 | bright annealed - Standard Specification for Seamless and
    Welded Austenitic Stainless Steel Tubing for General Service
  • EN 10216-5 | CFA - Seamless Steel Tubes for Pressure Purposes -
    Technical Delivery Conditions - Part 5 Stainless Steel Tubes, Bright annealed tube
  • ASTM A213/213M | BA tubes -  Specification for seamless ferritic and austenitic alloy-steel boiler,
    superheater, and heat exchanger tubes; Bright annealed condition.
Stainless steel bright annealed tube

 Size range

Stainless steel bright annealed tube of our factory is usually in size range of Outside diameter: 3 mm to 76 mm


Ruimai manufacture bright annealed tube According to tolerance standard EN ISO 1127   D4/T4, D4/T3 or EN 10305-1Bright annealed tube

Outside  Diameter              

+/-0.5% ; min. -/+0.05mm                                    

Wall Thickness

-/+7.5% ; -/+ 10%

Surface Condition

Bright annealed tube with surface roughness <= 0.4 um on both inside and outside.


Stainless steel Bright annealed tube manufactured by Ruimai has high precise dimensions, high cleanliness, smooth inside and outside surface (with high precise roughness),  good strength and low maintance cost. 
stainless steel bright annealed tube


Bright annealed tube is widely used in instruments, machinery, equipment,  in various industries such as chemical, petrol, gas, automobile, ship building, off shore, etc...