English
NEWS
Home » News » Gate valve butterfly valve check valve structure analysis diagram, exploded diagram

Gate valve butterfly valve check valve structure analysis diagram, exploded diagram

Views:23     Author:hong     Publish Time: 2021-01-08      Origin:TFW VALVE

Gate valve butterfly valve check valve structure analysis diagram, exploded diagram

do you know? Many parts of the butterfly valve have a variety of optional materials, and the difference in materials is mainly related to the medium.

TFW Butterfly valve Exploded view

No.

Part Name

Material

1

Body

Carbon Steel/Stainless Steel/Cast Iron/Ductile Iron/ Al-Bronze

2

Disc

Al-Bronze/CF8M/Ductile iron/WCB

3

Seat

EPDM/PEFE/Buna/NBR/Hypalon

4

Stem

Carbon Steel/Stainless Steel314/Stainless Steel316

5

Bushing

PTFE/Lubricating

6

O ring

EPDM/PEFE/Buna/NBR/Hypalon

7

Pin

SS316/SS416/SS304


2.Gate valve is also like this, many parts have a variety of optional materials, the difference in materials is mainly related to the medium pressure environment.

TFW gate valve Exploded view

NO.Part NameMaterial
1BodyCast Iron/Ductile Iron
2Body Seat RingBrass
3WedgeDuctile Iron
4Wedge Seat RingBrass
5Stem NutBrass
6StemStainless Steel
7Bonnet BoltCarbon Steel
8NutCarbon Steel
9WasherCarbon Steel
10GasketNBR
11BonnetCast Iron/Ductile Iron
12O-RingNBR
13Locating RingBrass
14O-RingNBR
15Bonnet NutBrass
16Mini PadPTFE
17Dust RingNBR
18WheelDuctile Iron
19WasherCarbon Steel
20BoltCarbon Steel

3.The structure of the double-plate pair clamp check valve is relatively simpler.

TFW CHECK VALVE

1

Body

Cast Iron, Ductile Iron 
2PlateDuctile Iron+Ni, CF8, CF8M, Bronze
3Spring Stainless Steel 
4Hinge Pin Stainless Steel 
5PlugCanbon Steel 
6Body Bearing PTFE
7Spring Bearing PTFE
8Stop PinStainless Steel 
9Eye BoltCanbon Steel 
10Body Seat NBR, EPDM, Viton, Neoprene

Please contact us to purchase valves. We have many years of valve sales experience and provide professional technical support. Well-known valve supplier in China, welcome to send inquiry. Please follow us.

Quick Links

Contact Us

Company Name: Tianjin Tangfa Watts Valve Co., Ltd. 
Contact Person: Mr. jack wang (General Manager)
  +86 22 66224148

   +86 22 25291233

   tfwatts.jack@tfwvalve.com

    RM 501-2, NO.1 Building,Tianhe technical Area

     Binhai New area,Tinajin City,China
 

 

Please Enter Your Information

Copyright © 2020 Tianjin Tangfa Watts Valve Co., Ltd.