K41 K42 K43 Series Dome Loaded Pressure Regulator

K40 Series Dome Loaded Pressure Regulators offer excellent pressure control at low to medium delivery pressures. Below 5 barg, the build standard is adjusted to increase sensitivity offering improved pressure control and flow performance. Its heavy duty construction makes the K40 Series ideal for arduous conditions and harsh environments.

Applications:

• Marine industries
• Gas & Oil industries
• Off shore / aggressive environments
• Nitrogen plants
• Brewery plants
• Pressure test rigs
• Mining Industries
• High flow purge systems
• Steel industries

Medium:

Liquid and gases

Maximum inlet pressure:

40 barg (580 psig)

Outlet pressure range:

0,5 … 40 barg (7.3 … 580 psig)

Low pressure version:

• Inlet pressure: 25 barg (363 psig)
• Outlet pressure: 0,1 … 5 barg (1.4 … 73 psig)

Dome loading:

Internal or external via G1/4 connection. Domes should be loaded with air or inert gas.

Leakage:

Bubble tight (standard, typically 10-6 atm.cm3/sec-1) Helium leak tested to 10-8 atm.cm3/sec-1 (on request)

Ambient/Media temperature:

• NBR: -10 … +100°C (+14 … +212°F)
• FPM: -20 … +150°C (-4 … +302°F)
• EPDM: -20 … +115°C (-4 … +239°F)
• Nodular iron body: -20 … +150°C (-4 … +302°F)

Materials:

• Body: cast nodular iron BS EN 1563 EN-GJS-400-LT
• Dome: cast nodular iron BS EN 1563 EN-GJS-400-LT
• Seat: stainless steel BS EN 10088 1.4401
• Trim: Elastomer
• Elastomers: NBR, FPM, EPDM