Valves

mainly uses in the industrial water supply , sewage treatment plant water pump outflow point, prevents in the pipe network the medium adverse current.

API standard Cast steel Check Valve
Design description:
Straight pattern body design, Bolted Bonnet or Pressure seal bonnet, renewable Seat Ring,

light,easy to operate.High efficiency,high quality valve

Small volume,light weight,smaller resistance,resist weariness,long service life,good sealing and no noise in closing.

Our products with excellent quality and reasonable prices have enjoyed a good reputation among our customers.

DESCRIPTION
1.Flange drilled confirms to :GB/T9113.1-2000
2.Normal pressure:0.6MPa,1.6MPa,2.5MPa
3.Suitable medium:water

Specifications
Cast iron dual plate wafer check valve:
1) DN40~DN800
2) PN2.5MPa
3)ISO9001:2008 CE ...

Marine High velocity relief valve (pressure vacuum valve) is the controlled venting system which is necessary for oil tanker and chemical tanker.

Check valve
1.Specification: DN50-600
2.Temperature: as medium
3.Pressure: 1.0MPa/1.6MPa
4.certificate:CE.API.ISO

Tongling Tianhai Flow Control Co.,LTD. specialize in the R&D / manufacture /sales of valves. We focus on the export of valves including BS/DIN/AS/AW

Cast iron check valves,Swing type,BS5153,External lever arm and weight option

check valve, wafer check valve,non-return valve,dual plate check valve

●STEEL CHECK VALVES, API 6D
●STEEL VALVES, ASME B16.34
●PSB,TITLING DISC

Cast steel no return valve
1.Design&Manufacture: API 6D, BS 1868, ASME B16.34
2. Face to Face: API 6D, ASME B16.10, DIN 3202

Oversized silence check valve is flow-line designed according to hydrodynamics and the pressure loss is very little.

Ductile iron alarm valve
Wet fire sprinkler alarm systerm
Size: 80, 100, 150 ,200 mm
Max pressure: 175 psi
FM/UL approved

1.Face to face:DIN 3202,JIS B2002
2.Plug andtap device design.
3.Swing type structure.

marine valve is to transport the water

Wafer dual plate check valve, cast steel material, wafer type.

503-F Deinh check valve flanged ends