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Check Valves


Specification of Check Valves

Size 50NB — 600NB
Material C.I. / C.S. / F.C.S. / SS 304/304L / SS 316/316L / Alloy 20 / Hestalloy B/C & Monel.
Pressure 150PS1
Temperature 0 Deg C - 1200 Deg C.
Body , Chest Solid One piece casting of Cast Iron Fg 260, Cast Steel Gr WCB ,CF8,CF8M.
Seat Integral to Body, Soft, Optional.
Gate AISI SS 304,316,316L,317,317L
Screw Spindle AISI SS 410,304,316.
Nut Brass
Yoke Plate type of MS .
Gland Follower Cast Iron , Cast steel , Ductile Iron ,CF8,CF8M.
Hand Wheel Cast Iron , Cast steel , Ductile Iron
Gland Packing PTFE , PTFE Impregnated
Ends Flanged ends, Screwed ends, Socket weld ends & Butt weld ends.
Port STANDARD [Round], Optional V Port, Diamond Port,.

Check Valves Sizes

Size range 15 MM to 400 MM

Check Valves Maximum pressure ratings

pressure 150 class to 2500 class

Swing Check Valve Parts & Materials

No. Part WCC
1 Body A216 WCC
2 Bonnet A105
3 Seat 410 + HF
4 Arm A216 WCC
5 Disc A216 WCC + 316
6 Shaft 316 SS
7 End Cap A105
8 Bearing Nitronic 60
9 End Bearing Nitronic 60
10 Spacer A105
11 Gasket SS Graphite
12 Gasket SS Graphite
13 Washer 304 SS
14 Pin 304 SS
15 O-Ring VITON
16 O-Ring VITON
17 O-Ring VITON
18 O-Ring VITON
19 Stud A193 B7M
20 Stud A193 B7M
21 Heavy Hex Nut A194 2HM
22 Heavy Hex Nut A194 2HM
23 Slotted Hex Nut A194 2HM
24 Set Screw 18-8SS
25 Key 1045
26 Graphoil Rope Graphoil
27 Graphoil Rope Graphoil
28 NPT Plug 316 SS
29 Eye Bolt Carbon Steel