Gate valve
Coliter® manufactures soft seal brass gate valves (WRAS certified, with lock) for plumbing, and hard seal cast steel gate valves (GB/T, API) for industrial applications. Rising stem, non-rising stem, OEM available.
Butterfly valve
Coliter® manufactures wafer & flange butterfly valves: soft seal (EPDM/NBR) for water, hard seal (metal) for high temp. Double eccentric design, manual/worm gear/pneumatic/electric actuation. GB/T, API 609 compliant. OEM available.
Globe/Check valve
Coliter® manufactures globe valves (brass J41T, cast steel J41H) for flow control, and silent check valves (HC42X), swing/lift check valves for backflow prevention. WRAS, GB/T certified. OEM for HVAC, water treatment & industrial systems.
Filter/Balance valve
Coliter® manufactures Y-type & T-type strainers (brass/stainless steel) and balancing valves (SP45F digital lock, 800X differential bypass) for HVAC, district heating & water systems. WRAS certified, OEM available.
Exhaust/Sludge valve
Coliter® manufactures air release valves (CARX composite, QB1, KB1) for pipeline air venting and quick opening sludge drain valves (JM744X, JM644X) for water treatment plants. Hydraulic/pneumatic actuated. OEM for municipal water systems.
Control valve
Coliter® manufactures automatic hydraulic control valves: 600X (electric), 700X pump control, 800X differential bypass, 100X float valve. For building water systems, fire protection & irrigation. OEM with GB/T standard.
Telescopic/Joint
Coliter® offers telescopic joints & compensators: KXT rubber joints, B2F/VSSJA-2 double flange expansion joints, JDZ metal bellows. For thermal expansion, vibration absorption & pipeline alignment. Used in pump rooms, HVAC & municipal networks. GB-compliant. Request technical data!
Ball valve
Coliter® supplies industrial ball valves: trunnion mounted (Q47), floating (Q41), fully welded (Q41F-25/40CS), anti-theft (QA) & two-piece (QT). For water, gas, heating & oil. Fire-safe, full bore, DN15–DN1400. GB/ISO certified. Request quote!
