304 Stainless Steel Welded Tube

Dongshang stainless is a professional manufacturer in producing stainless steel welded tube in China many years, A249, A269, A270, A554 specification, custom stainless grades include 304/304L, 316/316L, 321, 904L, S31803 duplex steel, in many case, welded tube can be used in harsh environment, for example, high temperature and low temperature, acid atmosphere.

Basic specification
  • OD: 6 – 610 mm
  • Wth: 0.3 – 30 mm
  • Length: max 22000 mm
  • Type: welded tube
  • Specification:A249, A269, A270, A554
  • Grades: 304/340L, 316/316L, 321, 310S, 904L, S31803
  • Surface: Bright annealing, as welded, annealing, polishing.
  • Forms: round, square, rectangular, oval coil, U type..

A249 stainless steel welded tube for heat exchanger, condenser, boiler

A249 stainless steel welded tube outside diameter from 12.7 mm to 88.9 mm, wall thickness from 0.5 mm to 3 mm, annealing pickling or bright annealing condition, welding bead removed, 304, 304L, 316L, 321, 310S, 2205 etc stainless steel grades.

Stainless steel coil tube

  • Industrial stainless steel coil applied for heat exchangers, boilers, oil, chemicals, fertilizers, chemical fiber, pharmaceutical, nuclear power and so on.
  • Fluid stainless steel coil tube applied for beverages, beer, milk, water supply systems, medical equipment and so on.
  • Mechanical structure with stainless steel coil tube applied for printing and dyeing, printing, textile machinery, medical equipment, kitchen equipment, automotive and marine accessories, construction and decoration.
  • Specification: A249, A269, A554
  • Grades: TP304 / 304L, TP316 / TP316L, TP321 / TP321H, 2205 / S31803, TP310S, 904L
  • Surface: Annealing, bright annealing, polishing
  • Outside diameter: 0.25″ – 1.5″
  • Thickness: 0.02″ – 0.065″m
  • Tolerance: +/-0.05 mm
  • Max Length: 22000 mm

Stainless steel U bending tube

  • Straight:max 30000 mm
  • Radius:max 1500 mm
  • Heat treatment:100%
  • Leg length:max 12000 mm
  • Manufacturerwelded and seamless
  • Specification:A249, A688, A269
  • Grades:TP304 TP304L, TP316 / TP316L, TP321, S31803
  • Surface:annealing pickling, bright annealing
  • Application:heat exchanger

Quality Control

  • material from BAO STEEL and TISCO, best suppliers in China
  • manufacturing process control
  • EN10204/3.1
  • ISO9001:2008 certificate
  • PED certificate
  • testing and inspection
  • export standard packing
  • 304 stainless steel welded tube
  • TIG stainless steel tube
  • welded stainless steel tube for heat exchnger
  • welded stainless steel coil tube
  • U bending stainless steel tbuing
  • welded seamless stainless steel U bending tube
  • stainless steel welded tube testing