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Process and Instrumental Tubes

ZAFFERTEC S.L. also works with manufacturers producing high quality seamless tubes with the most demanding specifications, sizes and steel grades. Hot extruded and cold drawn tubes are included in our range of products. 

Carbon steel, austenitic and ferritic stainless steel, duplex and super duplex steels can be supplied according to the requirements of our clients. Our seamless tubes are frequently used for a wide range of corrosive products and in high temperature environments in many industries and applications. These include general pipes, heat exchangers, boiler tubes, furnace tubes, instrumentation tubing, automotive tubes, hollow bars and many other tubing applications. 

Special services are available such as additional finishing, mechanical and chemical methods and testing, heat treatment, polishing and normal or special packing. Strict production criteria and standards are followed, and all testing procedures during production or final inspection can be carried out, such as checking the geometry and surface tolerance of tubes, hardness tests, metallography inspection, corrosion tests and also non-destructive testing (NDT) such as eddy current test, ultrasonic test and positive material identification (PMI).

Standard: ASTM A213, A268, A269, A312, A376, A450, A789, A511, A312, A312M, A530, A789, A790, A999, A1016, DIN 17456, 17458, 17459, 28180, 2462, 2391, EN 10216-5, 10305.

S.S. Materials: TP 304, 304H, 304L, 310, 310H, 316, 316L, 316H, 317,317L, 321, 321H, 347, 405, 410, 430, 904L.

Size Range: 1/8" - 6"

Wall Thickness: 0.4 to 14mm


  • Oil and Gas refining
  • Petrochemical Plants
  • Electrical Power Stations/Plants
  • Heat Exchangers
  • Boilers
  • Water treatments
  • Automotive industry
  • Machineries
  • Foodstuff and dairy production
  • Pharmaceutical industry