Specifications
Application
A flexible hose for transporting oxygen.
For welding and cutting, for arc welding using shielding gas and related processes (Not suitable for LPG, MPS and CNG).
Standard/Approval
ISO 3821:2019 (formerly EN 559:2003).
Temperature range
-30°C / +70°C.
Safety factor
3 : 1
Tube
EPDM, black, smooth.
Reinforcement
Textile spiral.
Cover
EPDM, blue, ribbed DN >12 smooth.
Marking
continuous inkjet, black letters: "SEMPERIT (S) GOX ISO 3821 (EN 559) PN 2 MPa (20 bar) ID x OD -30°C YYYY MADE IN EU //////".
Notice
Smooth cover available on request.
Also available in 40 m lengths.
Technical details
| Article number | Internal-Ø | Wall width | External-Ø | Work. pressure (max.) | Number of inserts | Bending radius (min.) | Weight approx. | Coil length (max.) | |
|---|---|---|---|---|---|---|---|---|---|
| mm | inch | mm | mm | bar | mm | kg/m | m | ||
| 68402 0435 | 4.0 | 3.5 | 11.0 | 20 | 2 | 40 | 0.11 | 50 | |
| 68402 0535 | 5.0 | 3/16 | 3.5 | 12.0 | 20 | 2 | 40 | 0.13 | 50 |
| 68402 0630 | 6.3 | 3.0 | 12.3 | 20 | 2 | 40 | 0.12 | 50 | |
| 68402 0635 | 6.3 | 1/4 | 3.5 | 13.3 | 20 | 2 | 40 | 0.15 | 50 |
| 68402 0650 | 6.3 | 1/4 | 5.0 | 16.3 | 20 | 2 | 40 | 0.24 | 50 |
| 68402 0830 | 8.0 | 3.0 | 14.0 | 20 | 2 | 40 | 0.14 | 50 | |
| 68402 0835 | 8.0 | 5/16 | 3.5 | 15.0 | 20 | 2 | 40 | 0.18 | 50 |
| 68402 0930 | 9.0 | 0 | 3.0 | 15.0 | 20 | 2 | 45 | 0.16 | 50 |
| 68402 0935 | 9.0 | 3.5 | 16.0 | 20 | 2 | 45 | 0.19 | 50 | |
| 68402 0955 | 9.0 | 5.5 | 20.0 | 20 | 2 | 45 | 0.36 | 50 | |
| 68402 1030 | 10.0 | 3.0 | 16.0 | 20 | 2 | 50 | 0.17 | 50 | |
| 68402 1035 | 10.0 | 3/8 | 3.5 | 17.0 | 20 | 2 | 50 | 0.21 | 50 |
| 68402 1250 | 12.5 | 1/2 | 5.0 | 22.5 | 20 | 2 | 65 | 0.40 | 50 |
| 68402 1650 | 16.0 | 5/8 | 5.0 | 26.0 | 20 | 2 | 80 | 0.48 | 50 |
| 68402 2055 | 20.0 | 5.5 | 31.0 | 20 | 2 | 100 | 0.63 | 50 | |
| 68402 2550 | 25.0 | 1 | 5.0 | 35.0 | 20 | 2 | 125 | 0.70 | 50 |
