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A Brief Guide To Valves
This introduction of valves is mainly aimed at people who are encountering ...
Nominal diameter:DN15~1200mm; Nominal pressure:150Lb~300Lb, PN0.6~1.6Mpa; Body material:304; Butterfly material:304; Seat material:EPDM, Dingqing, Teflon,Ethylene-propylene,wear-resistant ethylene-propylene, fluorine rubbers, silicone rubber
Stainless steel wafer butterfly valve is a kind of simple structure, small size, light weight, small flow resistance, easy maintenance and other characteristics, the valve is composed of a disc, a stem, a valve body and a valve seat, the disc is a disc shape, the rotation of the disc around the valve axis for the open and close of the valve, it is suitable for the low pressure of the pipeline and the general closing and opening control.
 |
Specification |
Clip structure length |
|
|
DN50 |
42 |
||
|
DN65 |
45 |
||
|
DN80 |
45 |
||
|
DN100 |
52 |
||
|
DN125 |
54 |
||
|
DN150 |
56 |
||
|
DN200 |
60 |
||
|
DN250 |
66 |
||
|
DN300 |
76.5 |
||
|
DN350 |
76.5 |
||
|
No. |
Name |
Material |
|
|
1 |
Body |
CF8 |
|
|
2 |
Shaft Sleeve 1 |
H62 |
|
|
3 |
Seat |
PTFE |
|
|
4 |
Stem |
20Cr13 |
|
|
5 |
Disc |
CF8 |
|
|
6 |
Pin |
304 |
|
|
7 |
O-ring |
NBR |
|
|
8 |
Shaft Sleeve 1 |
H62 |
|
|
Specification |
L |
H |
H1 |
H2 |
H3 |
£b |
ᴓd1 |
n-ᴓD2 |
ᴓD1 |
N-ᴓD2 |
Torque |
|
DN50 |
43 |
226 |
144 |
11.5 |
32 |
9 |
58 |
4-ᴓ9(M6) |
125 |
4-ᴓ19(M16) |
21 |
|
DN65 |
46 |
245 |
155 |
12 |
32 |
9 |
58 |
4-ᴓ9(M6) |
145 |
4-ᴓ19(M16) |
34 |
|
DN80 |
46 |
260 |
161 |
13.5 |
32 |
9 |
58 |
4-ᴓ9(M6) |
160 |
8-ᴓ19(M16) |
48 |
|
DN100 |
52 |
292.5 |
178 |
13.5 |
32 |
11 |
70 |
4-ᴓ11(M8) |
180 |
8-ᴓ19(M16) |
67 |
|
DN125 |
56 |
322 |
193 |
13.5 |
32 |
14 |
70 |
4-ᴓ11(M8) |
210 |
8-ᴓ19(M16) |
83 |
|
DN150 |
56 |
350 |
206 |
13.5 |
32 |
14 |
70 |
4-ᴓ11(M8) |
240 |
8-ᴓ23(M20) |
110 |
|
DN200 |
60 |
435 |
260 |
16 |
40 |
17 |
89 |
4-ᴓ13(M12) |
295 |
8-ᴓ23(M20) |
230 |
|
DN250 |
68 |
495 |
292 |
20 |
40 |
22 |
89 |
4-ᴓ15(M12) |
350 |
12-ᴓ23(M20) |
360 |
|
DN300 |
78 |
579 |
337 |
18 |
40 |
22 |
108 |
4-ᴓ15(M12) |
400 |
12-ᴓ23(M20) |
550 |
|
Specification |
90° Center distance |
Circular shaft diameter |
Circular shaft axis height |
45° Center distance |
Square axis size+axis height |
Clip |
Ethylene propylene valve seat |
PTFE |
|
DN50 |
57 |
12.7 |
32 |
50 |
9*9*11 |
42 |
24.2 |
29 |
|
DN65 |
57 |
12.7 |
32 |
50 |
9*9*11 |
45 |
32.7 |
39.2 |
|
DN80 |
57 |
12.7 |
32 |
50 |
9*9*15 |
45 |
43.7 |
52.4 |
|
DN100 |
70 |
15.8 |
32 |
70 |
11*11*18 |
52 |
72.8 |
87.4 |
|
DN125 |
70 |
19.05 |
32 |
70 |
14*14*18 |
54 |
108 |
130 |
|
DN150 |
70 |
19.05 |
32 |
70 |
14*14*18 |
56 |
174 |
209 |
|
DN200 |
89 |
22.2 |
45 |
102 |
17*17*22 |
60 |
330 |
429 |
|
DN250 |
89 |
28.6 |
45 |
102 |
22*22*27 |
66 |
549 |
714 |
|
DN300 |
108 |
31.8 |
45 |
102 |
22*22*27 |
76.5 |
799 |
1039 |
|
DN350 |
108 |
31.8 |
45 |
102 |
22*22*27 |
76.5 |
969 |
1260 |
|
DN400 |
159 |
33.15 |
50 |
140 |
27*27*50 |
85.7 |
1307 |
1961 |
|
DN450 |
159 |
38 |
50 |
140 |
27*27*50 |
104.6 |
1787 |
2681 |
|
DN500 |
159 |
41.15 |
50 |
140 |
32*32*50 |
130.28 |
2288 |
3432 |
|
DN600 |
216 |
50.65 |
50 |
165 |
36*36*50 |
151.36 |
3711 |
5567 |
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