Stainless Steel Welded Round Tube

Stainless Steel Welded Round Tubes – Production Range

• External Diameter
• from 0,3 to 20 mm
• Thickness
• from 0,1 to 2 mm +/- 10%
• Length
• from 1000 to 4000 mm +/- 1 mm
• from 4001 to 8500 mm +20 mm

Stainless Steel Welded Round Tubes – Standard Tolerances

• FROM (mm)
• 0,3
• 1,01
• 3,01
• 12,01

• TO (mm)
• 1
• 3
• 12
• 20

• TOLL OD (mm)
• +/- 0,02
• +/- 0,03
• +/- 0,04
• +/- 0,05

• TOLL ID (mm)
• +/- 0,03
• +/- 0,04
• +/- 0,05
• +/- 0,06

We are willing to consider special tolerances on your request.

Standard Controls

• Dimensional control
• Control with EN 10204/2.2 certificate
• 100% Eddy current testing after straightening
• Mechanical tests: traction, hardness, bend, flange
• Surface/cleaning visual controls

Controls on Request

• Control with EN 10204/3.1 certificate
• Pneumatic control to 100%
• Hydrostatic pressure control up to 180 bar
• Metallographic tests
• Corrosion test

Mechanical Characteristics Of Our S/s Welded Round Tubes

• Possibility of modulating the degree of hardness according to the customer’s needs by varying the drawing process.
• Heat-treated in a controlled atmosphere to obtain constant mechanical characteristics and tube malleability.
• Possibility of obtaining high levels of hardness (HV, RM, RP02) compatible with the required material.

Finishes

• Blank annealed
• Polished after profiling
• Satin
• Cut to size by removing internal and external cutting burrs
• Washed
• Pickled

Packaging Type

• Carton boxes
• Wooden case

Welded Tubes In Fixed Lengths

Standard Production Range

• External Diameter
• From 3,00 to 15,00 mm
• From 15,01 to 40,00 mm
• From 40,01 to 76,00 mm
• Thickness
• From 0,15 to 3,00 mm

• Tolerance
• +/- 0,10 mm
• +/- 0,15 mm
• +/- 0,30 mm
• Tolerance
• +/- 10%

On request, we can consider reduced tolerances.

Length

From mm 2600 to 26000 mm
With standard tolerances or according to customer specifications

Standard Controls

• 100% In-line Eddy current testing
• 100% Eddy current testing after straightening
• Dimensional control with 100% in-line laser gauge
• Surface/cleaning visual controls
• Control with EN 10204/2.2 certificate

Controls Request

• 100% Pneumatic control
• Hydrostatic pressure control and up to 180 bar
• Control with EN 10204/3.1 certificate
• mechanical tests: traction, hardness, bend, flange
• Metallographic tests
• Corrosion tests

State Of Materials

• Raw
• heat-treated in-line and in a controlled atmosphere to obtain constant mechanical characteristics and malleability of the tube

Finishes

• Polished after profiling
• Blank annealed
• Scarfed (removal of the external weld bead)
• Rolled (removal of the internal weld bead)
• Brushed
• Satin
• Cut to size by removing cutting burrs
• Washed
• Pickled
• Marked

Type Of Packaging

• Wooden cases
• Sheaves
• Palletized cartons
• Tubes wrapped individually

Minimum mill production quantities may apply