Walther Präzision Produktpalette

Series DD

High temperature- high pressure clean-break couplings suitable for numerous substances of the media group 1 (in accordance with the Pressure Equipment Directive)


Features Series DD

DD-006, DD-009, DD-012, DD-016

Nominal bores:
6, 9, 12 and 16 mm

Working pressure:
up to 350 bar / 5.075 psi

aggressive fluids or gases

stainless steel 1.4404 / 1.4462 / 1.4529 or similar
seals: FFKM
springs: Hastelloy

Special features / Options:
complient (categorie 2G/2D), safety unlocking device, many types of connections, ring grips for nominal bore 16 mm

Please urgently seek for advice in the following cases:
• Coupling/uncoupling under residual pressure
• Pulsating pressures
• Use of non-lubricating media
• Temperature-sensitive processes
• Interface reduction
• Special requirements for cleanliness
• Specific certifications
• Non-movable head of liquid
• Highly viscous media
• Optimization of flow rate