Valves

Check valve is used for preventing the back-gone of medium in pipelines and equipments.It will open and close automatically by the pressure of medium.

Nominal diameter:DN50-700mm
Nominal pressure:PN1.0-2.5 MPa
Applicabe temerature:0-80 Deg.c
Material: cast steel ,cast iron
Medium:water,sewage

[product alias] : flange duck valve
[Product specification]: dn100-dn2000
[product certification] : ISO 9001-2015
[scope of application] :chemical

Check valves serve to prevent the backflow of medium flow in the piping system, widely applied in the field of potable water

JIS F7301,JIS Marine Valves,Marine Bronze Valves,5K Bronze Globe Valves,Globe Valves

1.Competitive Price
2.Fine Quality
3.Fast Delivery
4.Experienced exoprt enterprise

leader pressure seal swing check valves drawing
1) The Best Valve Manufacturer
2) Many type valves produce
3) Best service

1. Meter-in or meter out throttling adjustment control
2. With two throttle check valves
3. ISO, NFPA, ANSI Sandwich plate mounting

800LB forged check valve
1.Class:800LB
2.Certificate:CE and ISO9001:2008 certified
3.Material:SS304 SS304L SS316 SS316L WCB

1) Investment casting.
2) Competitive Prices
3) Prompt Delivery
4) Body and Filter Material:SS316, SS304, SS201, SS202

CJT022
Body material: ABS Port size: 1/8 Inner material: NBR Type: Spring+Ball Certificate:ISO9001:2008
Service: OEM/ODM

Nomical Pressure:1.6MPa
Working Medium:Water,Non-corrosive liquid
Working Temperature:-20℃≤t≤100℃
Pipe thread to ISO228(DN15-DN50)/ISO7

Class 150~600,
size: NPs 2~12″
Basic Design: AsME B16.34, Bs 1868
Face
to Face Dimensions: AsME B 16.10...

1/2" ~ 2" Brass Spring Check Valve(ZH1730)
1) Size: 1/2" ~ 2"
2) Environment Temperature: -20~ +120℃
5) Guarantee: 10 years

China ASTM A216 Swing Check Valve Manufacturer: 150LB, 36 Inch Swing Check Valves in ASTM A216 WCB and 13% CR Materials, Flanged RF ends.

Detail
1. Design &. Manufacture conforms to ANSIB16.34, API6D, BS11868
2. Connection ends conforms to
1). Screwed ends conforms to ANSI B1.20.1

-With or without leakage port
-With or without pre-opening
-Type with pre-opening, dampened decompression
-3 opening pressures
-Subplate mounting

Micro-resistance slow-closing check valve is also known as micro-resistance slow-closing non-return valve. Its role is to prevent the medium flow back

high pressure check valve
working pressure 500bar
burst pressure 0.35bar
bsp3/8 female thread dn10

Size: DN40-600
Disc: CF8/ CF8M/ GGG40/ Al-Br
Seat: NBR/EPDM/PDFE /VITON
Working pressure: PN10/ 16