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STAINLESS STEEL WELDED TUBES

Marcegaglia do Brasil manufactures a wide range of stainless steel welded tubes dedicated for machinery, equipment, automotive, general service. The great capacity and versatility of the company translates into the production of stainless steel tubes in various shapes, including round, rectangular and square, to meet the demands of the market.

PRODUCT RANGE GLOBAL
Min-Max. thickness (mm) 1,00-3,91
Min-Max. diameter (mm) 15,87-168,30
MANUFACTURING STANDARD - PRODUCT DESIGNATION
ASTM A 268 Applications in corrosive environment and high temperature, vehicle exhaust systems (ferritic and martensitic steels)
ASTM A 249 Condensers, superheaters, boilers and heat exchangers
ASTM A 269 Machines and equipment, conveyance of fluids, general corrosion-resisting and low-or high-temperature service (austenitic steels)
ASTM A 270 Process pipes for the food industry, dairy products, pharmaceutical products
ASTM A 312 Chemical and petrochemical industry, paper and cellulose, conveyance of corrosive liquids and and low or high temperature service
ASTM A 554 Round tubes and box sections for structural and ornamental applications that demand mechanical properties, good appearance and corrosion resistance
ASTM A 778 Applications for low 
and moderate temperatures 
and corrosive service where treatment is not necessary 
for corrosion resistance
TECHNICAL CHARACTERISTICS
Product range Profile: round, square, rectangular and especial shapes (elliptical, oval, semioval)
Welding High frequency (HF),
Laser or TIG
Finishing Series 3XX: brushed bright except square and rectangular
Series 4XX: smooth surface. Can be brushed on request
STANDARD LENGHTS

Tubes standard length is 6000 mm
(other dimensions upon request)


Cut to length tubes – minimum length 70 mm;
bevelled edges upon request
(according to availability of size and thickness)


Tubes are supplied in bundles
(quantities according to Marcegaglia standards)

STANDARD AND OPTIONAL PROCESSING
  • Non destructive eddy current test (EC)
  • Heat treatments
  • Marked (MA)
  • Controlled or removed weld seam
SUPPLY CONDITIONS
  • Dimensional tolerances according to manufacturing standard
  • Upon request: tubes can be supplied with dimension/thickness not included in tables and/or with special shapes
  • Additional requests not included in the above mentioned standards must be analysed and agreed beforehand
  • Identification with label on bundles and marking on tubes

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