| Non-spill, robust and safe for any application DBG series, DN 6 to 65 More than 500,000 coupling cycles Most cost-effective of plain, low-alloy stainless steel
The flat-face sealing design enables non-spill disconnect and inclusion-free coupling operations.
- Temperatures ranging between -60°C and +315°C
- Single-hand operation
- Non-spill disconnection: No environmental damage or hazards to persons due to spilled liquid or exiting gas
- Inclusion-free coupling operation: No ingress of air or dirt into the piping system
- CIP capability (Cleaning-in-Place): Inline cleaning without product residues
- Seal replacement at the socket with coupling still in place
- All types of connection: numerous thread types, hose nipples, flanges, special connections
- Stainless steel, Hastelloy
- Special types:
- with hose breaking safeguard
- with electronic identification system
- with mechanical pin coding
- with handles
- Ready-to-install couplings for docking systems
- Series products available from stock

Technical Data
| Series |
Nominal diameter |
Admissible operating pressure |
Connection |
| |
|
|
|
| DBG 2 |
DN 6 |
350 bar |
1/4" |
| DBG 3 |
DN 10 |
350 bar |
3/8" |
| DBG 4 |
DN 12 |
250 bar |
1/2" |
| DBG 6 |
DN 20 |
200 bar |
3/4" |
| DBG 8 |
DN 25 |
105 bar |
1" |
| DBG 12 |
DN 40 |
60 bar |
1.1/2" |
| DBG 20 |
DN 65 |
20 bar |
2.1/2" |
Safety factor 4:1
| Seals* |
|
Casing materials |
|
| Viton® |
-20°C to +200°C |
Stainless steel |
plain, low-alloy stainless steel |
| EPDM |
-60°C to +150°C |
Stainless steel |
1.4404 |
| Kalrez® |
-5°C to +300°C |
Hastelloy |
2.4819 |
| |
|
Titanium |
3.7035 |
*other elastomers on request!
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