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Product Introduction
Flanged connection central line butterfly valve is our newest patent product. Possessing some virtue of eccentric flanged butterfly valve and wafer central line butterfly valve. Filling up the blank between eccentric flanged butterfly valve and wafer central line butterfly valve.
Design Parameters
1.Design Standard: GB12238; AWWA C504
2.Body Flange Drilling: DIN 2501; ANSI 125/150; BS 4504; GB 17241.6
3.Face to Face: ISO 5752; AWWA C504; GB12221
4.Test Inspection standard: API 598; GB13927
Product Features
1.Two way sealing performance are good. Minimized torque, parts' producing performance is excellent.
2.Flow curve tending to straight line. Excellent regulation performance.
3.Flanged assembling is convenient, stand and lie assembling is ok.
4.Material of sealing pair is various, clients can select according to demand.
5.Valve can be used in pipe-end evacuation performance reliability.
6.Seat sealing ring and body are connected to one-piece, so the valve has longer working life.
7.Strong wash and brush resistance,fit to bad working condition and environment.Can be used in cutting off and regulating medium.
Performance Specification
|
Nominal Diameter |
DN50(2”)~DN600(24”) |
mm(inch) |
|
Nominal Pressure |
PN10 |
PN16 |
MPa |
|
Test Pressure |
Sealing |
1.1 |
1.76 |
|
Shell |
1.5 |
2.4 |
|
Working Temperature |
-15~+150(C) |
|
Suitable Medium |
Fresh water, Sewage, Sea water, Air, Vapour, Food, Medicine, Oils, Acids, Alkalis etc.. |
|
Actuator |
Lever, Gear box, Pneumatic or Electric actuator |
Materials of the Main Parts
|
No. |
Parts |
Materials |
|
1 |
Body |
CI+EPDM/NBR |
|
DI+ EPDM/NBR |
|
2 |
Bushing |
Lubrized Bronze |
|
F4-PTFE |
|
3 |
Shaft |
Stainless Steel |
|
4 |
Disc |
DI, AL-bronze, Stainless steel |
|
5 |
Taper pin |
Stainless Steel |
|
6 |
O-ring |
Rubber |
|
7 |
Key |
Steel 45 |
Suitable Temperature for Seat
|
Code |
Material |
Suitable Temperature Range |
|
X1 |
Natural rubber |
-20-85C |
|
X2 |
Hypalon |
-18-140C |
|
X3 |
EPDM |
-30-140C |
|
X4 |
Neoprence |
-7-107C |
|
X5 |
NBR |
-12-93C |
|
X6 |
Wear |
-10-50C |
|
X7 |
Viton |
-12-149C |
|
X9 |
Heat resistant rubber |
-10-150C |
Typical Application
1.Water works and water resource project.
2.Environment protection, Public facilities.
3.Power,Building industry,Petroleum , chemical,Paper making industry.
4.Steel,Metallurgy,Foods and Beverage industry.
Connection Dimensions&Weight
|
size |
A |
B |
C |
D |
D1 |
D2 |
D3 |
D5 |
L |
L1 |
n-d |
a° |
f |
n-d1 |
Weight |
|
DN50 |
83 |
120 |
20 |
52.9 |
125 |
165 |
99 |
77 |
108 |
111 |
4-19 |
90° |
3 |
4-7 |
7.6 |
|
DN65 |
93 |
130 |
20 |
64.5 |
145 |
185 |
118 |
77 |
112 |
115 |
4-19 |
90° |
3 |
4-7 |
9.7 |
|
DN80 |
100 |
145 |
22 |
78.8 |
160 |
200 |
132 |
77 |
114 |
117 |
8-19 |
45° |
3 |
4-7 |
10.6 |
|
DN100 |
114 |
155 |
24 |
104 |
180 |
220 |
156 |
92 |
127 |
130 |
8-19 |
45° |
3 |
4-10 |
13.8 |
|
DN125 |
125 |
170 |
26 |
123.3 |
210 |
250 |
184 |
92 |
140 |
143 |
8-19 |
45° |
3 |
4-10 |
18.2 |
|
DN150 |
143 |
190 |
26 |
155.6 |
240 |
285 |
211 |
92 |
140 |
143 |
8-23 |
45° |
3 |
4-10 |
21.7 |
|
DN200 |
170 |
205 |
26 |
202.5 |
295 |
340 |
266 |
115 |
152 |
155 |
8-23 |
45° |
3 |
4-12 |
31.8 |
|
DN250 |
198 |
235 |
28 |
250.5 |
350 |
395 |
319 |
115 |
165 |
168 |
12-23 |
30° |
3 |
4-12 |
44.7 |
|
DN300 |
223 |
280 |
28 |
301.5 |
400 |
445 |
370 |
140 |
178 |
182 |
12-23 |
30° |
4 |
4-14 |
57.9 |
|
DN350 |
279 |
310 |
30 |
333.3 |
460 |
505 |
429 |
140 |
190 |
194 |
16-23 |
22.5° |
4 |
4-14 |
81.6 |
|
DN400 |
300 |
340 |
32 |
389.6 |
515 |
565 |
480 |
197 |
216 |
221 |
16-28 |
22.5° |
4 |
4-18 |
106 |
|
DN450 |
345 |
375 |
32 |
440.5 |
565 |
615 |
530 |
197 |
222 |
227 |
20-28 |
18° |
4 |
4-18 |
147 |
|
DN500 |
355 |
430 |
34 |
491.6 |
620 |
670 |
582 |
276 |
229 |
234 |
20-28 |
18° |
4 |
4-22 |
165 |
|
DN600 |
410 |
500 |
36 |
592.5 |
725 |
780 |
682 |
276 |
267 |
272 |
20-31 |
18° |
5 |
4-22 |
235 |
|
DN700 |
478 |
560 |
40 |
695 |
840 |
895 |
794 |
300 |
292 |
299 |
24-31 |
15° |
5 |
8-18 |
338 |
|
DN800 |
529 |
620 |
44 |
794.7 |
950 |
1015 |
901 |
300 |
318 |
325 |
24-34 |
15° |
5 |
8-18 |
475 |
|
DN900 |
584 |
665 |
46 |
864.7 |
1050 |
1115 |
1001 |
350 |
330 |
338 |
28-34 |
12.9° |
5 |
8-22 |
595 |
|
DN1000 |
657 |
735 |
50 |
965 |
1160 |
1230 |
1112 |
350 |
410 |
417 |
28-37 |
12.9° |
5 |
8-22 |
794 |
|
DN1200 |
799 |
917 |
56 |
1160 |
1380 |
1455 |
1328 |
415 |
470 |
478 |
32-41 |
11.3° |
5 |
8-33 |
1290 |
|
DN1400 |
920 |
1230 |
62 |
1393.7 |
1590 |
1685 |
1530 |
415 |
530 |
538 |
36-43 |
10° |
5 |
8-33 |
2211 |
Note: In sheet standard of design and manufacture conform to GB/T12238-1989;
Pressure test conform to GB/T13927-1992;
Structure length meet to GB/T12221-1989;
Side flange standard meet to GB/T17241.6-1998.
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