.

4 Inch Butterfly Valve

Description of 4 Inch Butterfly Valve:

ZECO 4 flanged butterfly valveis made of body, disc, stem, seat, stuffing box, gear etc. ZECO butterfly valve is the most commonly used size on small pipelines, so there is a problem of stocking. Problems when stocking is almost the same with preparation of delivery. Time is the key factor, usually gate valve stocking period is decided by its sealing material. If the valve has to be stocked for several weeks or months, better stocking conditions are needed. Valve is usually stocked indoor and its stocking ambient temperature shall be higher than dew point. If valves are stocked outdoor, support the valve to make sure it does not contact the earth, at the same time, water-proof cover shall be added to the valve.

Features of 4 Inch Butterfly Valve:

  1. ZECO 4 inch butterfly valve are easily maintained. At any time pay attention to the sealing surface and shaft seal, When the sealing surface has abrasion or leakage, Generally, use the pressed seal of the screw plate to resolve, when the leakage occurred in the larger, the inner ring can be adjusted plus-one-chip be resolved, if there is damage to seals, plate seals can be removed, the replacement of seals, when the seal leakage, adjust packing gland or seal ring replacement;
  2. The Double offset design of ZECO 4 inch butterfly valve is less abrasion, excellent sealing capacity;
  3. The limit switch device of ZECO 4 inch butterfly valve ensure right position of open / close;
  4. The body, disc and stem of ZECO 4 inch butterfly valve have sufficient strength and flexibility, sealing can be changed inside the valve.

Material of 4 Inch Butterfly Valve:

No

Part

Material

1

Body

ASTM A216 WCB + 13Cr

2

Seal Ring

Graphite + SS304

3

Retainer Flange

ASTM A182 F304

4

Pin

ASTM A276 304

5

Disc

ASTM A351 CF8

6

Stem

ASTM A276 304

7

Stem Packing

Graphite

8

Stem Beating

SS304 + PTFE

9

Bolt

ASTM A193 B7

10

Nut

ASTM A194 2H

11

Yoke

ASTM A216 WCB

As a zeco valve group co ltd, ZECO always adhere to exceed customer expectations, to provide customers with more value-added.services and products as the ultimate goal.

ZECO Valve Group is established in 1991, as a industrial valve manufacturer in Shanghai, China. We have 5 valve factories in China, which are located in Shanghai, Yancheng and Wenzhou, which mainly produce and supply wedge gate valves, through conduit gate valves, floating ball valves, trunnion mounted ball valves, globe valves, swing check valves, swing check valves, dual plate check valves and forged steel valves. Valve sizing 1/2" to 88", rating 150LB through 2500LB, served covering oil, gas, chemical, energy, refinery, LNG, LPG and many other fields. With the growing need, ZECO Valve factorydeveloped our own laboratory for research & development for international standard valve design innovation and vertification, which includes PT, MT, UT, FE test. ZECO Valve Group is a humble and united team, to be more diligent and progressive to show the itegrity to our clients.



Send product request

To: ZhengFeng Valve Group
Your E-mail:
Message text:


Send to other suppliers

Other supplier products

Gate Valve
Gate Valve The resilient seatedgate valveof ZhengFeng is widely used and reliable in the water supply and drainage system of water supply company, sewage comp...
Electric Gate Valve
Electric Gate Valve Description of Electric Gate Valve: ZECO electric gate valve is a gate valve controlled by an electric actuator. It can operate the gate valve remo...
Forged Steel Check Valve
Forged Steel Check Valve ZECO specializes in producing forged steel check valves for nearly 30 years. The forged steel check valves include forged steel swing check valves ...
Electric Butterfly Valve
Electric Butterfly Valve Description of Electric Butterfly Valve: ZECO electric butterfly valve is named after electric actuator operated. Butterfly valve in the pipeline ...
Forged Steel Gate Valve
Forged Steel Gate Valve Categories: Forged Steel Gate Valve, Gate Valve Tag: OS&Y Valve Description ZECO manufacturing capabilities for API 602 Forged Gate valves...
All supplier products

Same products

Dry Ash Gate Valve
Dry Ash Gate Valve Seller: China Valve Industry Co., Ltd. The dry ash gate valve is designed for both inlet and outlet pipelines. It features...
China factory High temperature double head bolt 2-8UN Steam Turbine RSV N for power station
China factory High temperature double head bolt 2""-8UN Steam Turbine RSV N for power station Seller: DONGFANG YOYIK (DEYANG) ENGNIEERING CO; LTD "China factory High temperature double head bolt 2""-8UN Steam Turbine RSV N for power stationOur...
Male Thread Nickel Plated Brass Butterfly Ball Valve
Male Thread Nickel Plated Brass Butterfly Ball Valve Seller: Zhejiang Huibo Valve Technology Co., Ltd. Male Thread Nickel Plated Brass Butterfly Ball Valve Material: Brass Body, Brass Bonnet, brass ba...
4800030000 For daewoo,evobus,mercedes-benz,paccar foot brake valve
4800030000 For daewoo,evobus,mercedes-benz,paccar foot brake valve Seller: Zhuji Oubote Auto Parts Co., Ltd. 4800030000 foot brake valve are attached to the brake pedal. This isthe valve that actually start...
Aluminum Gas Valve
Aluminum Gas Valve Seller: Dong Guan ABYDA Gas Valve Co., Ltd Product Specification:1. Raw Material: Al Alloy + solid brass + Mild steel;2. Applicable for LPG,...