butterfly check valve

Check valves are opening and closing a borrow medium force automatically block medium of the valve upstream. Installed to prevent reverse flow in pipe

Design Standard: JIS F7358-1996
Test Standard: JIS 7400-1996
Hydraulic Test Pressure: Body- 1.05Mpa, Seat-0.77Mpa~0.4Mpa
Flange size as per JIS B22

Kelly valve is a manually operated ball type drill stem valve; it is divided into upper Kelly valve and lower Kelly valve. The upper Kelly valve is co

strong wear resistant
applied to oil fields, chemical industry, coal mine, environmental protection

1. Own factory 2. Accept OEM 3. large in stock 4. each design in series

valve body for ball,floating,check,and butterfly valve, precision casting WCB material, DN08 to DN300

ZECO is a international standard valve manufacturer of globe valve and check valve.

Brass check valve, Brass Vertical Check valve,Spring Check Valve
Size: 1/2"-4"
Material: Brass

applied to oil fileds, chemical industry, coal mine, environmental protection

applied to oil fileds, chemical industry, coal mine, environmental protection

ONEV cast steel check valve are designed and manufactured to provide maximum service life and dependability.All check valve meet the standards.

Right angle pressure restricting valve have good quality and competitive price.

KA-25 Check Valve
Pipe Thread:G1/8 G1/4 G3/8 G1/2 G3/4 G1
Pressure range:0.05-1.2Mpa
Model Number: KA-06 KA-08 KA-10 KA-15 KA-20 KA-25

KA-06 KA-08 KA-10 KA-15 KA-20 KA-25 KA Series Pneumatic Check Valve...
Pipe Thread:G1/8 G1/4 G3/8 G1/2 G3/4 G1
Pressure range:0.05-1.2Mpa

Name: Marine Check Valve
Type: Wafer Check Valve
Material: Cast Iron , Stainless Steel , Bronze , Cast Steel
Working Pressure: 5K,10K,20K
Size: DN

 
1/2"~2" A105 Forged Steel Check Valve With FLANGE SW NPT BW End
 
 
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Bronze Vertical Check Valve, bronze spring check valve
size:1/2" 3/4" 1"

ANSI Swing check valve
Materi:SS304 SS316 SS304L
Standar:ASME/ANSI/API JIS customize
Pressure:150LB 300LB 400LB 600LB 900LB 1500LB
Size:2"~24

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ZECO is a international standard valve manufacturer of globe valve and check valve.

Size:1/2"-4"
Design: ASME B16.34
Face to face: ANSI/ASME B16.10
Body Material:bronze,Al bronze.
bonnet:bronze,Al bronze....

We can supply all kinds of valves according to BS, DIN, ANSI, JIS and AS
standards.
Outer packing:
Wooden case, iron case

1.Type:plate type check valve
Diameter:DN50-DN500
Pressure:0.6~10.0Mpa
Material:cast steel,brass, cast iron
Standard:CB/T3819-1999

We are a professional manufacturer of series of valves in China.
Products range:
Gate valve, check valve, globe valve, ball valve, plug va

Angle Valve

Stop Valve

Ball Valve

Size:1/2"-4"
Design: ASME B16.34
Face to face: ANSI/ASME B16.10
Body Material:bronze,Al bronze.
bonnet:bronze,Al bronze....

Size:1/2"-12"
Design: ASME B16.34
Face to face: ANSI/ASME B16.10
Body Material:bronze,Al bronze.
bonnet:bronze,Al bronze.

Size:1/2"-12"
Design: ASME B16.34
Face to face: ANSI/ASME B16.10
Body Material:bronze,Al bronze.
bonnet:bronze,Al bronze.