Wafer Butterfly Valve
Pruduct Standard:
Design : BS5155, API609, BS EN593
Flanges: BS4504, DIN2501, ASME16.1, JIS 5K/10K
Face to face : DIN3202, BS EN558-1, ISO5752,
ASME B16.1
Top Flange: ISO5211
Test : BS EN12266, API598
Technical Specification:
Size: DN50~DN600 (2'' ~ 24'')
Pressure: PN10/16
Work Temperature: -5°C ~ 85°C
Seat Test: 1.1 x PN
Shell Test: 1.5 x PN
Medium: Clean Water,Sewag
Materials:
| Item |
Part |
Material |
| 1 |
Body |
Ductile Iron GGG40/50 or Cast Iron GG25 |
| 2 |
Disc |
Ductile Iron, Cast Iron. SS304 (CF8) Stainless steel |
| 3 |
Stem |
SS304/316 |
| 4 |
O-Ring |
NBR/EPDM/VITON |
| 5 |
Seat |
EPDM/PTFE |
| 6 |
Bushing |
PTFE/Bronze |
| 7 |
Hand wheel |
Cast Iron |
| 8 |
Worm Gear |
Cast Iron |
| 9 |
Coating |
Epoxy Coated to 250 Microns internal & external |
Data sheet
| Code No. |
Size |
DN |
L |
φC |
A |
B |
φF |
φE |
n-zφd PN10 |
n-zφd PN16 |
| LWBV-0050 |
2" |
50 |
42 |
125 |
64 |
138 |
65 |
50 |
4-φ8 |
4-φ19 |
| LWBV-0065 |
21/2" |
65 |
44 |
145 |
73 |
152 |
65 |
50 |
4-φ8 |
4-φ19 |
| LWBV-0080 |
3" |
80 |
45 |
160 |
85 |
158 |
65 |
50 |
4-φ8 |
8-φ19 |
| LWBV-0100 |
4" |
100 |
52 |
180 |
100 |
177 |
65 |
50 |
4-φ8 |
8-φ19 |
| LWBV-0125 |
5" |
125 |
54 |
210 |
115 |
190 |
90 |
70 |
4-φ10 |
8-φ19 |
| LWBV-0150 |
6" |
150 |
56 |
240 |
131 |
202 |
90 |
70 |
4-φ10 |
8-φ23 |
| LWBV-0200 |
8" |
200 |
60 |
295 |
160 |
237 |
90 |
70 |
4-φ10 |
12-φ23 |
| LWBV-0250 |
10" |
250 |
66 |
335 |
195 |
267 |
125 |
102 |
4-φ12 |
12-φ28 |
| LWBV-0300 |
12" |
300 |
76 |
410 |
230 |
304 |
125 |
102 |
4-φ12 |
12-φ28 |
| LWBV-0350 |
14" |
350 |
78 |
470 |
250 |
330 |
125 |
102 |
4-φ12 |
16-φ28 |
| LWBV-0400 |
16" |
400 |
99 |
525 |
292 |
375 |
175 |
140 |
4-φ18 |
16-φ31 |
| LWBV-0450 |
18" |
450 |
105 |
585 |
307 |
405 |
175 |
140 |
4-φ18 |
20-φ31 |
| LWBV-0500 |
20" |
500 |
128 |
650 |
342 |
450 |
175 |
140 |
4-φ18 |
20-φ34 |
| LWBV-0600 |
24" |
600 |
152 |
770 |
433 |
518 |
210 |
165 |
4-φ22 |
20-φ37 |
Valve Products:
Gate Valve, Butterfly Valve, Check Valve, Ball Valve, Automatic control valves, Strainer, Flange and Pipe Fittings
Firefighting Products:
Firefighting Sprinkler System ( fire sprinkler, wet alarm valve, deluge valve, water flow detector, gate valve, butterfly valve etc...), Foam Fire Extinguishing Systems ( CO2 fire extinguishing equipment, pressure foam proportioning device ), Air Fire Extinguishing Systems ( FM200/HFC-227ea Systems ) and Fire Hydrant, Fire Hose, Fire Monitor etc;
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