Welded gas and water tubes

for hydro-thermo sanitary and sprinkler system
Welded gas and water tubes
EN10255 welded

The European norm EN 10255 specifies the requirements for unalloyed carbon steel welded round tubes for welding and threading. The tubes, which are available in three series of thicknesses, are intended for use in hydro-thermo sanitary installations for the channelling of gas and water, in sprinkler or fire prevention systems, in both domestic and industrial system sectors.

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Features
Manufacturing process:
Longitudinal welding
Steel:
S195T
End finishings:
Plain
Threaded with UNI EN 10226-1:2006, ex ISO 7/1 norm threads, with or without socket
Grooving available on request
Scarfing:
External
Internal bead height:
As per the norm
Scarfing with tighter tolerances available on request
Size range:
From Ø 1⁄2” (21.3 mm) to Ø 6” (165.1 mm)
Manufacturing thicknesses:
Standard as per the tables for the L1 - L2 - ME series
Surface finishings:
Black
Hot-dip galvanized as per EN 10240
Externally painted with water-based paint
Externally painted with epoxy-powder paint
Hot-dip galvanized as per EN 10240 and externally painted with epoxy-powder paint
Standard length:
6000 mm. Customized lengths on request
Quality controls:
Electromagnetic Non Destructive Testing (Eddy Current)
Tensile test
Bending test
Flattening test
Standard marking:
Black tube: hard stamped or ink marked as per norm requirements
Galvanized tube: marked with blue ink as per norm requirements
Painted tube: marked with black ink as per norm requirements
Documents:
Certificate of conformity 2.2 as per the EN 10204 norm. 3.1B certificate on request
Applications

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