.

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.


Отправить запрос, связаться с поставщиком

Кому: ZhengFeng Valve Group
Ваш E-mail:
Текст письма:


Send to other suppliers

Другие товары поставщика

Backflow Preventers
Backflow Preventers Basic informationThis sustainingvalveis opened to prevent the pipeline and equipment from being damaged due to overpressure when the pressure in th...
Swing Check Valve
Swing Check Valve What is a Swing Check Valve? A Swing Check Valve is desinged to prevent the medium in the pipeline from flowing back. As pressure reaches zero, th...
Backflow Preventers
Backflow Preventers Basic informationof the fire protection butterfly valvesThisfire protection butterfly valvecan be used to cut off, switch on and adjust the medium ...
6 Inch Gate Valve
6 Inch Gate Valve Description of 6 Inch Gate Valve: All casting and forged parts of ZECO 6 flanged gate valve, especially the body and cover two of the main pressure...
Through Conduit Gate Valve
Through Conduit Gate Valve Description of Through Conduit Gate Valve: ZECO through conduit gate valveis a straight pipe valve.The design is ideal to minimize pressure drop an...
Все товары поставщика

Похожие товары

Corrosion-Resistant Pneumatic Insulated Ball Valve
Corrosion-Resistant Pneumatic Insulated Ball Valve Продавец: 869388 Zhejiang Wisley Automatic Valve Co., Ltd. specializes in manufacturing pneumatic valves and indus...
Precision Valve Manufacturing for Energy Infrastructure
Precision Valve Manufacturing for Energy Infrastructure Продавец: Zhejiang Naishi Valve Co. The Forged Steel Trunnion Mounted Ball Valve is designed for high-pressure pipeline applications ...
Greentech New Automatic No Cross Contamination Pneumatic Vacuum Conveyor Sugar Volumetric Rotary Feeder System Material Handling
Greentech New Automatic No Cross Contamination Pneumatic Vacuum Conveyor Sugar Volumetric Rotary Feeder System Material Handling Продавец: Greentech International (Zhangqiu) Co., Ltd Automatic Operation: Ensures continuous and efficient sugar feeding without manual intervention...
Greentech New Industrial Automatic Dilute Phase Pneumatic Conveying System Rotary Valve Roots Blower 220/380V Material Handling
Greentech New Industrial Automatic Dilute Phase Pneumatic Conveying System Rotary Valve Roots Blower 220/380V Material Handling Продавец: Greentech International (Zhangqiu) Co., Ltd Automatic Assembly: Simplifies manual processes with precision and efficiency. Positive Pressu...
RV-02  Pressure Relief Valve
RV-02 Pressure Relief Valve Продавец: Greentech Industry (Jinan) Co., Ltd RV-02A pressure relief valveAir Blower pressure relief valve is installed on the inlet &outle...