 |
¢Ã STANDARD
BUTTERFLY VALVE TORQUE *** SEAT DESIGN : 1. CARTRIDGE TYPE *** SEAT : EPDM, BUNA-N
| ACTUAL TORQUE : N.m |
(unit : N.m)¡¡¡¡ |
|
ACTUAL TORQUE : lbf.inchs |
(unit : lbf.inch) |
| SIZE |
3bar |
10bar |
16bar |
|
SIZE |
50psi |
145psi |
255psi |
| 50A |
2 INCH |
10 |
26 |
26 |
|
50A |
2 INCH |
91 |
226 |
226 |
| 65A |
2 1/2 |
20 |
26 |
26 |
|
65A |
2 1/2 |
169 |
226 |
226 |
| 80A |
3 |
20 |
26 |
39 |
|
80A |
3 |
169 |
226 |
338 |
| 100A |
4 |
26 |
26 |
52 |
|
100A |
4 |
226 |
226 |
451 |
| 125A |
5 |
44 |
52 |
59 |
|
125A |
5 |
395 |
451 |
507 |
| 150A |
6 |
51 |
65 |
83 |
|
150A |
6 |
451 |
564 |
733 |
| 200A |
8 |
83 |
101 |
153 |
|
200A |
8 |
733 |
902 |
1,353 |
| 250A |
10 |
225.55 |
267.72 |
304 |
|
250A |
10 |
1,996 |
2,369 |
3,081 |
| 300A |
12 |
290.27 |
333.42 |
394.22 |
|
300A |
12 |
2,569 |
2,951 |
3,645 |
| 350A |
14 |
259 |
615 |
1170 |
|
350A |
14 |
2,277 |
5,443 |
10,296 |
| 400A |
16 |
354 |
1386 |
1531 |
|
400A |
16 |
3,113 |
12,267 |
13,466 |
| 450A |
18 |
476 |
1560 |
2058 |
|
450A |
18 |
4,188 |
13,807 |
18,109 |
| 500A |
20 |
589 |
1703 |
2542 |
|
500A |
20 |
5,182 |
15,073 |
22,366 |
| 600A |
24 |
951 |
4181 |
4095 |
|
600A |
24 |
8,363 |
37,005 |
36,036 |
| ACTUAL TORQUE : kgf.m |
(unit : kgf.m) |
| SIZE |
3kgf.m |
10kgf.m |
16kgf.m |
| 50A |
2 INCH |
1 |
3 |
3 |
| 65A |
2 1/2 |
2 |
3 |
3 |
| 80A |
3 |
2 |
3 |
4 |
| 100A |
4 |
3 |
3 |
5 |
| 125A |
5 |
5 |
5 |
6 |
| 150A |
6 |
5 |
7 |
8 |
| 200A |
8 |
8 |
10 |
16 |
| 250A |
10 |
23 |
27.3 |
31 |
| 300A |
12 |
29.6 |
34 |
40.2 |
| 350A |
14 |
26 |
63 |
120 |
| 400A |
16 |
37 |
141 |
156 |
| 450A |
18 |
49 |
159 |
211 |
| 500A |
20 |
60 |
174 |
259 |
| 600A |
24 |
98 |
426 |
418 |
*** SEAT DESIGN : 2. STANDARD
BOOT TYPE *** SEAT : EPDM, BUNA-N
| ACTUAL TORQUE : N.m |
(unit : N.m)¡¡¡¡ |
|
ACTUAL TORQUE : lbf.inch |
(unit : lbf.inch) |
| SIZE |
10bar |
16bar |
|
SIZE |
145psi |
255psi |
| 50A |
2 INCH |
26 |
57 |
|
50A |
2 INCH |
226 |
226 |
| 65A |
2 1/2 |
26 |
57 |
|
65A |
2 1/2 |
226 |
238 |
| 80A |
3 |
26 |
57 |
|
80A |
3 |
226 |
384 |
| 100A |
4 |
49 |
58 |
|
100A |
4 |
451 |
507 |
| 125A |
5 |
54 |
78 |
|
125A |
5 |
477 |
607 |
| 150A |
6 |
54 |
78 |
|
150A |
6 |
477 |
694 |
| 200A |
8 |
93 |
123 |
|
200A |
8 |
825 |
1,084 |
| 250A |
10 |
257.91 |
333.42 |
|
250A |
10 |
2,282 |
3,463 |
| 300A |
12 |
310.86 |
406.97 |
|
300A |
12 |
2,751 |
3,905 |
| 350A |
14 |
901 |
1,170 |
|
350A |
14 |
7,928 |
10,296 |
| 400A |
16 |
1,178 |
1,531 |
|
400A |
16 |
10,365 |
13,466 |
| 450A |
18 |
1,584 |
2,058 |
|
450A |
18 |
13,934 |
18,109 |
| 500A |
20 |
1,956 |
2,542 |
|
500A |
20 |
17,206 |
22,366 |
| 600A |
24 |
3,152 |
4,095 |
|
600A |
24 |
27,731 |
36,036 |
| ACTUAL TORQUE : kgf.m |
(unit : kgf.m) |
| SIZE |
10kg/§² |
16kg/§² |
| 50A |
2 INCH |
3 |
3 |
| 65A |
2 1/2 |
4 |
4 |
| 80A |
3 |
3 |
4 |
| 100A |
4 |
5 |
6 |
| 125A |
5 |
5.5 |
7 |
| 150A |
6 |
5.5 |
8 |
| 200A |
8 |
9.5 |
12.5 |
| 250A |
10 |
26.3 |
34 |
| 300A |
12 |
31.7 |
41.5 |
| 350A |
14 |
93 |
120 |
| 400A |
16 |
120 |
156 |
| 450A |
18 |
162 |
211 |
| 500A |
20 |
199 |
259 |
| 600A |
24 |
322 |
418 |
|
| *NOTE |
| |
All torques shown on the chart were derived
from test data using water at 5¡É.
For torques using dry gases, multiply these numbers by 1.6.
Above table has additional 30% safety factor to average net torque. |
*** TEFLON SEAT
| ACTUAL TORQUE : N.m |
¡¡(unit : N.m)¡¡ |
|
ACTUAL TORQUE : lb.ft |
(unit : lb.ft) |
| SIZE |
11bar |
|
SIZE |
165psi |
| 50A |
2 INCH |
13.73 |
|
50A |
2 INCH |
10.13 |
| 65A |
2 1/2 |
18.63 |
|
65A |
2 1/2 |
13.74 |
| 80A |
3 |
39.23 |
|
80A |
3 |
28.93 |
| 100A |
4 |
39.23 |
|
100A |
4 |
28.93 |
| 125A |
5 |
79.43 |
|
125A |
5 |
58.59 |
| 150A |
6 |
110.81 |
|
150A |
6 |
81.73 |
| 200A |
8 |
215.75 |
|
200A |
8 |
159.13 |
| 250A |
10 |
274.59 |
|
250A |
10 |
202.52 |
| 300A |
12 |
490.33 |
|
300A |
12 |
361.65 |
*** Flanged Type Butterfly Valve
| ACTUAL TORQUE : N.m |
¡¡ |
¡¡ |
(unit : N.m) |
|
ACTUAL TORQUE : lb.ft |
¡¡ |
(unit : lb.ft) |
| SIZE |
3bar |
10bar |
16bar |
20bar |
|
SIZE |
43psi |
142psi |
228psi |
285psi |
| 50A |
2 INCH |
10 |
10 |
10 |
10 |
|
50A |
2 INCH |
7 |
7 |
7 |
7 |
| 65A |
2 1/2 |
15 |
15 |
15 |
15 |
|
65A |
2 1/2 |
11 |
11 |
11 |
11 |
| 80A |
3 |
25 |
25 |
25 |
25 |
|
80A |
3 |
18 |
18 |
18 |
18 |
| 100A |
4 |
29 |
29 |
29 |
29 |
|
100A |
4 |
22 |
22 |
22 |
22 |
| 125A |
5 |
29 |
44 |
49 |
59 |
|
125A |
5 |
22 |
33 |
36 |
43 |
| 150A |
6 |
54 |
59 |
64 |
69 |
|
150A |
6 |
40 |
43 |
47 |
51 |
| 200A |
8 |
98 |
103 |
118 |
118 |
|
200A |
8 |
72 |
76 |
87 |
87 |
| 250A |
10 |
118 |
137 |
157 |
157 |
|
250A |
10 |
87 |
101 |
116 |
116 |
| 300A |
12 |
167 |
167 |
172 |
172 |
|
300A |
12 |
123 |
123 |
127 |
127 |
| 350A |
14 |
199 |
693 |
900 |
1109 |
|
350A |
14 |
147 |
511 |
663 |
817 |
| 400A |
16 |
272 |
906 |
1177 |
1448 |
|
400A |
16 |
200 |
668 |
867 |
1067 |
| 450A |
18 |
366 |
1218 |
1583 |
1949 |
|
450A |
18 |
270 |
898 |
1167 |
1436 |
| 500A |
20 |
453 |
1504 |
1955 |
2406 |
|
500A |
20 |
334 |
1108 |
1441 |
1773 |
| 600A |
24 |
731 |
2424 |
3150 |
3876 |
|
600A |
24 |
539 |
1786 |
2322 |
2857 |
|
 |
|

+ STL |

+ STL-SR |

+ STC |

+ STC-SR |

+ SS STL |

+ SS STC |

+ AL-STC |

+ INDICATE PLATE |

+ U-SECTION BFV |
ST & H Corp.
Tel : 82-51-7444680
Fax :82-51-7444670~1
1270-4 Jwa3dong,
Haeundaegu, Busan,
Korea. 612-852 |
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