Specifications
Application
Blue hose – a flexible hose for transporting oxygen with air (oxygen content > 20%), for welding and cutting, for arc welding using shielding gas and related processes.
Orange hose – a flexible hose for transporting liquid gas (LPG) for welding and cutting. Also suitable for CNG and methylacetylene and propandiene mixes (MPS).
Standard/Approval
ISO 3821:2019 (formerly EN 559:2003).
Temperature range
-30°C / +70°C.
Safety factor
3 : 1
Tube
Oxygen: EPDM, black, smooth.
PB: SBR/NBR, black, smooth.
Reinforcement
Textile spiral.
Cover
Oxygen: EPDM, blue, smooth.
PB: EPDM orange, smooth.
Marking
continuous inkjet on blue hose, white letters: "SEMPERIT (S) TWIN OX-PB ISO 3821 (EN 559) PN 2 MPa (20 bar) ID x OD / ID x OD -30°C YYYY MADE IN EU //////".
Technical details
| Article number | Internal-Ø | Wall width | External-Ø | Work. pressure (max.) | Number of inserts | Bending radius (min.) | Weight approx. | Coil length (max.) | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Oxygen [mm] | PB [mm] | Oxygen [mm] | PB [mm] | mm | bar | mm | kg/m | m | ||
| 68344 0606 | 6.3 | 6.3 | 3.5 | 3.5 | 13.3 | 20 | 2 | 40 | 0.30 | 40 |
| 68344 0609 | 6.3 | 9.0 | 4.9 | 3.5 | 16.0 | 20 | 2 | 45 | 0.43 | 40 |
| 68344 0808 | 8.0 | 8.0 | 3.5 | 3.5 | 15.0 | 20 | 2 | 40 | 0.35 | 40 |
