金口不锈钢内螺纹止回阀FIG.3S00 金口牌止回阀
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 |
200 WOG |
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Parts and materials list |
Part |
Material |
Body |
CF 8M |
Bonnet |
CF 8M |
Disc |
CF 8M |
Pin |
SUS 316 |
Plug |
SUS316 |
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1/2 |
3/4 |
1 |
1-1/4 |
1-1/2 |
2 |
Size |
15 |
20 |
25 |
32 |
40 |
50 |
L |
65 |
80 |
90 |
105 |
120 |
140 |
H |
45 |
56 |
62 |
67 |
73 |
82 |
Working pressure marking = 200psi
Non-shock water under 180oC = 14kgf/cm2
Saturated steam = 10kgf/cm2
Hydrostatic test pressure
Shell = 20kgf/cm2
Seat = 15kgf/cm2
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