ASTM A249 Annealed Stainless Steel Tube for food industry

DONGSHANG Stainless welded annealed stainless steel tube conform to ASTM A249 / SA249, custom grades include 304 / 304L, 316 / 316L / 316H / 316Ti, 321 etc stainless steels, applied for food industries, like sugar, vinegar, in that environment, requiring good corrosive resistance.

Type Welded tube
Standard ASTM A249
Welding type TIG welding
Grades 304 / 304L, 316 / 316L, 201, 430, 439, 409L, 441
Finishing Annealed, bright annealing, polishing
Outside diameter 6.35 – 219.1 mm
Thickness 0.5 – 6 mm
Application Heat exchanger, boiler, condenser
ASTM A249 TP316 TP316L Stainless Steel Tube

A249 316 316L stainless steel tube is applied for boiler, heat exchanger, condenser equipment, stainless steel 316/316L is excellent corrosion resistance。

ASTM A249 Annealed Stainless Steel Tube requirement

ASTM A249 welded tubes shall be longitudinally welded by TIG welding or by high frequency induction welding without addition of filler materials, tubes after welding shall be cold drawn and annealed to produce fine dimensioal tolerance, uniform grain structure and maximum corrosion resistance, tubes shall be suitable for expanding in to fixed tube plates for heat exchanger system , tube ends in plain square cut and smooth ends, surface treatment should be pickling and passivated, if required, bright annealing finishing is available。

ASTM A249 Annealed Stainless Steel Tube For Food Industry
A249 A269 304L welded tubes