台湾金口不锈钢法兰止回阀FIG.J53S000 旋启式止回阀
止回阀又称单向阀或逆止阀,其作用是防止管路中的介质倒流。水泵吸水关的底阀也属于止回阀类。启闭件靠介质流动和力量自行开启或关闭,以防止介质倒流的阀门叫止回阀。止回阀属于自动阀类,主要用于介质单向流动的管道上,只允许介质向一个方向流动,以防止发生事故。
Stainless Steel Swing Check Valve |
JIS-10K |
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Parts and materials list |
Part |
Material |
Body |
CF 8, CF 8M |
Bonnet |
CF 8, CF 8M |
Disc |
CF 8, CF 8M |
Disc nut |
SUS 304 |
Bonnet bolt/nut |
SUS 304 |
Pin |
SUS 304 |
Plug |
SUS 304 |
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2 |
2-1/2 |
3 |
4 |
5 |
6 |
8 |
Size |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
L |
203 |
216 |
241 |
292 |
330 |
356 |
495 |
H |
110 |
120 |
120 |
160 |
170 |
185 |
250 |
D |
155 |
175 |
185 |
210 |
250 |
280 |
330 |
Working pressure marking = 10kg/cm2
Non-shock water under 120oC = 14kgf/cm2
Steam, Water, Oil, Air under 220oC = 12kgf/cm2
Steam, Oil, Air under 300oC = 10kgf/cm2
Hydrostatic test pressure
Shell = 20kgf/cm2
Seat = 15kgf/cm2
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