BUTTERFLY VALVES
GATE VALVES
NON RETURN VALVES
FLOW CONTROL VALVES
PENSTOCKS, FLAP VALVES
NEEDLE VALVES
AIR RELEASE VALVES
STRAINERS
IRRIGATION AND FIRE HYDRANTS
DISMANTLING JOINTS
BUTTERFLY VALVES
Wafer Butterfly Valve
Suitable medium: water、sea water
Main material: grey cast iron,ductile cast
iron,alloy cast iron,carbon steel
Suitable temprature: ≤80℃
Nominal pressure:
PN0.25-1.6MPa
Nominal diameter: DN250-1600mm
Face to face length of this kind of valves are short and they are light and devided into two flanged and non-flanged types. They are connected between the pipelines flanges by long stud. It is easy to install and dismantle. Small size valves are better choice for those rubber lined valves.
MATERIALS OF MAIN PARTS

Name of parts

Material of parts

Packing

Soft graphite

Sealing ring

NBR

Shaft

2Cr13

Body,disc

Cast iron/ductile iron/carbon steel

                        
【Main size, connection size and weight】Unit:mm
DN
L
H
HO
A
B
0.6MPa
1.0MPa
1.6MPa
DO
n-d
DO
n-d
DO
n-d
50
43
63
235
270
110
110
4-14
125
4-18
125
4-18
65
46
70
250
270
110
130
4-14
145
4-18
145
4-18
80
46
83
275
270
110
150
4-18
160
8-18
160
8-18
100
52
105
316
270
110
170
4-18
180
8-18
180
8-18
125
56
115
340
310
110
200
8-18
210
8-18
210
8-18
150
56
137
376
310
110
225
8-18
240
8-22
240
8-22
200
60
164
430
353
150
280
8-18
295
8-22
295
8-22
250
68
206
499
353
150
335
12-18
350
12-22
355
12-26
300
78
230
570
380
150
395
12-22
400
12-22
410
12-26

 
ADD:GUANGHUA ROAD ELECTROMECHANICAL INDUSTRIAL PARKS,ECONOMIC DEVELOPMENT ZONE, TIELING,LIAONING,CHINA.
Contact Person: Xiufang Xu  Mobile:+86-15804109000  +86-13841004152  +86-15804106888  
Mobile:+86-15841461848  Tel:+86-24-72875366  Fax:+86-24-72875361  E-mail:tltkfm@163.com  tldwvalve@163.com  POST CODE:112000