Stockham截止阀 Stockham截止阀非常适用于需要频繁操作和节流的工况,通过阀门的压降约为20%的入口压力。
小开度的节流,产生较高的压降,可能会导致气蚀或者过高流速可能导致高噪音、震动以及对阀门或相邻管道可能造成的损坏。截止阀可配备不同的驱动器选项,以及选择各种阀芯类型以满足工况的要求。 Stockham铸钢截止阀
尺寸和重量
Stockham Cast Steel Globe Valves
Class 150 • Outside Screw & Yoke • Bolted Bonnet (Figure 15-GPF-U) Class 300 • Outside Screw & Yoke • Bolted Bonnet (Figure 30-GPF-U) Class 600 • Outside Screw & Yoke • Bolted Bonnet (Figure 60-GPF-U)
Class 150 • Outside Screw & Yoke • Bolted Bonnet (Figure 15-GPF-U)
Inches (millimeters) - pounds (kilograms) |
Valves |
2 |
2 ½ |
3 |
4 |
6 |
8 |
10 |
12 |
(50) |
(65) |
(80) |
(100) |
(150) |
(200) |
(250) |
(300) |
A |
8.00 |
8.50 |
9.50 |
11.50 |
16.00 |
19.50 |
24.50 |
27.50 |
(203) |
(216) |
(241) |
(292) |
(406) |
(495) |
(622) |
(698) |
B (Open) |
14 |
16 |
16 |
19 |
21 |
24 |
29 |
40 |
(356) |
(406) |
(406) |
(482) |
(533) |
(610) |
(736) |
(1016) |
C |
8 |
8 |
10 |
12 |
14 |
18 |
18 |
24 |
(203) |
(203) |
(254) |
(304) |
(355) |
(457) |
(457) |
(610) |
Wt. |
48 |
70 |
92 |
132 |
223 |
355 |
640 |
1200 |
(21) |
(31) |
(41) |
(59) |
(101) |
(161) |
(290) |
(550 |
|