구경 | 2″(50A) ~ 60″(1500A) | |
유체 | Oil, Water, Air, Steam, Sea Water..etc. | |
사용압력 | JIS 10K, JIS 20K, Class 150~2500, AWWA C207..etc. | |
배관연결 | Water, Lug, Double, Flange, Buttwelding, Hub | |
재질 | ①Body | Cast Iron, Stainless Stell, Duplex, NI_AI_Bronze..etc. |
②Disc | Stainless Steel, Duplex, NI_AL_Bronze..etc. | |
③Pin | Stainless Steel, Duplex, NI_AL_Bronze..etc. | |
④Spring | Stainless Steel, Inconel..etc. | |
⑤Seat | Rubber, PTFE, Stainless Steel, Stellite Overlay. |
Size | Kv | Cv | |
in | mm | ||
2 | 50 | 54 | 62 |
2½ | 65 | 76 | 88 |
3 | 80 | 148 | 171 |
4 | 100 | 318 | 368 |
5 | 125 | 420 | 485 |
6 | 150 | 738 | 853 |
8 | 200 | 1323 | 1530 |
10 | 250 | 2418 | 2795 |
12 | 300 | 3598 | 4160 |
14 | 350 | 4963 | 5738 |
16 | 400 | 7382 | 8534 |
18 | 450 | 9290 | 10740 |
20 | 500 | 12240 | 14150 |
25 | 600 | 19800 | 22890 |
Size | Critical velocity (m/s) | Critical Flow rate (m3/hr) | |
in | mm | ||
2 | 50 | 1.5 | 11 |
2½ | 65 | 1.5 | 18 |
3 | 80 | 1.7 | 30 |
4 | 100 | 2.2 | 61 |
5 | 125 | 2.0 | 87 |
6 | 150 | 2.1 | 136 |
8 | 200 | 2.4 | 268 |
10 | 250 | 2.2 | 395 |
12 | 300 | 2.2 | 560 |
14 | 350 | 2.0 | 687 |
16 | 400 | 2.2 | 987 |
18 | 450 | 2.0 | 1129 |
20 | 500 | 2.3 | 1642 |
25 | 600 | 2.4 | 2487 |