• Product Name: Double Stem Wafer Butterfly Valve
• Model Number: D71X-10/16
• Brand Name: Wesdom
• Place of Origin: Henan, China
• Minimum Order Quantity: 1
• Supply Capacity: 300/month
• Payment: T/T, L/C , Western Union
• MemberShip: Free Member
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Double Stem Wafer Butterfly Valve D71X-10/16 Description

Adoptive standards:

Name     Material    

Body    CI/DI    

Bushing    polymer    

Seat    EPDM/NBR/PTFE    

Disc    DI/CF8/CF8M/Al-bronze    

Stem    SS416/SS304/SS316    

Pin     SS316/SS416    

Disc type    Double stem     

O-ring    NBR    

Features:

1.Single Eccentric Disc-Shaft
2.Anti-Blow Out Stem
3.Bi-Directional
4.Fire safe Design
5.Low Friction Body Seat
6.Zero Leakage

Why Choose Us:
1.We promise no leakage and breakage for valves. Every butterfly valve will test for 2 times test pressure before leave factory. We will replace the valve if there is quality problem within 24 months guarantee period.
2.We obtained ISO9001 quality system certification.We inspect the parts of valve carefully, 48 produce steps, try to supply you ideal valve.
3.We can supply different kinds of materials according to customers' requests,such as DI,cast steel,SS304,SS316 body and disc. EPDM,NBR,PTFE,Viton etc. Enough stock ensure fast delivery.
4.We have more than 150 types body moulds, which include ISO,DIN,ANSI,BS standard.
5.We own full-automatic machine paint line, match high-temperature baking house,which makes smooth paint and good appearance of valve.

Standard Test :
Body Test: 1.5 times the working pressure with water. This test is performed after valve assembly and with disc in half position open, it is called as a body hydro test.
Seat Test: 1.1 times the working pressure with water.
Function / Operation Test: At the time of final inspection, each valve and its actuator (Flow-Control Lever / Gear / Pneumatic Actuator), under goes a complete operating test (Open/Close). This test carried out without pressure and at ambient temperature. 
Special Test: On request, any other test can be carried out according to special instruction by client.

Application:

1.Water Treatment Plant ;
2.Drilling Rigs;
3.Paper Industry;
4.Gas Plant;
5.Sugar Industry;
6.Cooling Water Circulation;
7.Breweries;
8.Heating & Air Conditioning;
9.Chemical Industry;
10.Pneumatic Conveyors;
11.Waste Effluent Treatment Plant;
12.Compressed Air.