Maritime industry
PromArm LLC manufactures marine valves butterfly valves) according to the requirements of the Russian Maritime Register of Shipping.
PA Series butterfly valves are used in all types of sea and river vessels in a wide range of environments (including seawater) in order to fully or partially shut off the flow of the working medium.
Technical Characteristics:
Working medium: fresh- and seawater, fuel, lubricating oil, crude oil and petroleum products, air, steam, natural gas and gaseous hydrocarbons, ammonia, acids, alkalis, alcohols, drainage, wastewater, and soil (sanitary) effluents.
The flow direction of the working medium through the butterfly valve can be bidirectional. The connection to the pipeline is flanged.
| Applied Series | Technical Characteristics | Working media temperature | DN (mm) | MPa |
|---|---|---|---|---|
 PA 200
|
features a body and disc with corrosion-resistant lining | +200°С | 40-1000 | 1,0; 1,6 |
 PA 300
|
features a symmetrical disk and an elastomer sealing element | +180°С | 25-1200 | 0,6; 1,0; 1,6; 2,5 |
 PA 400
|
features a double-eccentric design | +450°С | 50-1000 | 1,0; 1,6; 2,5; 4,0 |
 PA 600
|
features a symmetric disk and an elastomer sealing element | +180°С | 25-1200 | 0,6; 1,0; 1,6 |
 PA 700
|
features a double-eccentric design and an elastomer sealing element | +200°С | 50-2400 | 0,6; 1,0; 1,6; 2,5 |
 PA 900
|
features a triple-eccentric design | +500°С | 50-2000 | 0,6; 1,0; 1,6; 2,5; 4,0; 6,34; 10,0 |