Watts Strainers - Clean My Water
Watts Strainers - Clean My Water
Watts Strainers - Clean My Water
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Cast Steel Flanged <strong>Strainers</strong>, Wye-Pattern,<br />
150 psig WSP / 285 psig WOG, Sizes 1 ⁄2" – 12"<br />
77F-CSI <strong>Strainers</strong><br />
This Class 150 strainer is manufactured overseas of<br />
cast steel. The strainers are furnished with blow-off connections<br />
and a machined seat that allows the screen to<br />
be self-aligning and assures a perfect fit. All sizes come<br />
complete with a bolted screen retainer cover and nonasbestos<br />
gasket. These strainers may be installed in<br />
horizontal or vertical pipe with the blow-off connection<br />
at the lower end of the screen retainer cover.<br />
Blow-off Outlets<br />
Tapped NPT; see dimension “C” for specific sizes. Blowoff<br />
plug furnished.<br />
Materials of Construction<br />
Body and screen retainer cover are constructed of<br />
ASTM A-216 Grade WCB cast steel. Plug is ASTM<br />
A-105. Screens are 304SS, gasket is PTFE.<br />
Maximum Pressures (Non-Shock) & Temperatures<br />
Steam<br />
150 psig @ 400°F.<br />
<strong>Water</strong>, Oil, Gas 285 psig @ 100°F.<br />
ANSI Class 300 Cast Steel <strong>Strainers</strong><br />
Consult factory for availability of cast steel 300 psig WSP / 740<br />
psig WOG strainers.<br />
Dimensions - Weights<br />
77F-CSI<br />
Inlet<br />
A<br />
C<br />
NPT<br />
Dimensions (approx.)<br />
Ordering Size (DN) A B C (NPT) Weights<br />
Code in. mm in. mm in. mm in. mm lbs. kgs.<br />
0823016 1<br />
⁄2" 15 6 152 3 7 ⁄8 98 1<br />
⁄4 8 6 2.4<br />
0823017 3<br />
⁄4" 20 7 178 4 1 ⁄4 108 3<br />
⁄8 10 7 2.9<br />
0823018 1" 25 7 1 ⁄2 191 4 3 ⁄4 121 1<br />
⁄2 15 9 4.0<br />
0823019 1 1 ⁄2" 40 9 229 5 5 ⁄8 143 1<br />
⁄2 15 12 5.4<br />
0823020 2" 50 8 5 ⁄8 219 5 1 ⁄4 133 1<br />
⁄2 15 20 9.0<br />
0823021 2 1 ⁄2" 65 10 1 ⁄4 260 7 1 ⁄2 191 3<br />
⁄4 20 32 14.5<br />
0823022 3" 80 11 5 ⁄8 295 7 178 1 25 36 16.3<br />
0823023 4" 100 14 3 ⁄8 365 9 1 ⁄8 232 1 1 ⁄2 40 61 27.6<br />
0823024 5" 125 17 5 ⁄8 448 11 279 2 50 110 49.8<br />
0823025 6" 150 18 5 ⁄8 473 13 330 2 50 160 72.5<br />
0823026 8" 200 24 3 ⁄8 619 15 5 ⁄16 389 2 50 210 95.2<br />
0823027 10" 250 26 660 19 1 ⁄8 486 2 50 440 199.5<br />
0823028 12" 300 30 3 ⁄8 772 22 559 2 50 585 265.3<br />
Dimensions shown are subject to change. Contact <strong>Watts</strong> for exact dimensions<br />
when required.<br />
B<br />
For liquid or steam service<br />
77F-CSI<br />
Performance Data<br />
Table shows flows (gpm-water) at various pressure<br />
drops (psig) using standard screens.<br />
Flow (water) - gpm<br />
10000<br />
1000<br />
100<br />
10<br />
1<br />
.7<br />
Standard Screens<br />
0.1 1 10<br />
Pressure Drop - psig<br />
12"<br />
10"<br />
8"<br />
6"<br />
5"<br />
4"<br />
3"<br />
2 1 ⁄2"<br />
Size Openings Standard Screens<br />
1<br />
⁄2" - 1 1 ⁄2" 0.032" 1<br />
⁄32" 304 perf.<br />
2" - 3" 0.045" 3<br />
⁄64" 304 perf.<br />
4" - 12" 0.125" 1<br />
⁄8" 304 perf.<br />
2"<br />
1 1 ⁄2"<br />
1 1 ⁄4"<br />
1"<br />
3<br />
⁄4"<br />
1<br />
⁄2"<br />
Strainer Size<br />
For additional information, please call or write for ES-77F-CSI specification sheet.<br />
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