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SINGLE UNION SPRING CHECK VALVE

 

 

MATERIALS OF CONSTRUCTION
NO. PARTS PCS MATERIALS NO. PARTS PCS MATERIALS
1 BODY 1 PVC/UPVC/FPM 6 SPACER SEAL 1 EPDM/FPM
2 GATE 1 ABS 7 END SEAL 1 EPDM/FPM
3 VALVE SEAT 1 EPDM/FPM 8 UNION CONNECTOR 1 PVC/UPVC/ABS
4 SPRING 1 SUS316 9 UNION END 1 PVC/UPVC/ABS
5 THREADED SPACER 1 PVC/UPVC/ABS        

 

Nom.\Size 15mm
(1/2")
20mm
(3/4")
25mm
(1")
32mm
(1-1/4")
40mm
(1-1/2")
50mm
(2")
thd./in NPT 14 14 11.5 11.5 11.5 11.5
BSPT 14 14 11 11 11 11
JIS d1 21.70 25.70 31.67 37.57 47.54 59.44
d2 22.30 26.30 32.33 38.43 48.46 60.56
BS d1 21.70 25.70 33.80 41.80 47.54 59.44
d2 22.30 26.30 34.20 42.20 48.46 60.56
ANSI d1 21.23 26.57 33.27 42.04 48.11 60.17
d2 21.54 26.87 33.65 42.42 48.56 60.63
DIN d1 20 25 32 40 50 63
d2 20 25 32 40 50 63
d 15 20 24 32 40 50
D 54 62 69.7 82.7 93.8 114.5
L1 17.5 25 30 30 34.5 44
L 94 105 120.4 136.3 149.5 178.3

Temperature Pressure Rating:

system operation temperature F(C) 100(38) 110(43) 120(49) 130(54) 140(60) 150(66) 160(71) 170(77) 180(82) 190(88) 200(93) 210(99)
valve pressure rating (psi) 1/2"-2" PVC 235 211 150 75 50 - - - - - - -
CPVC 235 219 170 145 130 110 90 80 70 60 50 -

NOTE:Threaded valves should not be used at temperatures above 110F(43C) for PVC, and 150F(66C) for CPVC.

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