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Diaphragm Valve

Diaphragm Valve

Diaphragm Valves are mainly used in water treatment plants, fertilizer & petrochemicals industries, chemical industries, refineries, thermal power stations, and other process industries. Equally suited to on and off, or flow control applications, a diaphragm valve will handle positive pressures or high vacuum. Due to the wide range of material options it will handle almost all applications within its temperature and pressure ranges (175°C max. and 16 bar max.) and as such is used in almost every industry on both corrosive and abrasive applications. All working parts are isolated from the line media which enhances its reliability. Maintenance is a simple task with the body remaining in the pipe, the valve thus being field serviceable. It has linear flow characteristics which makes it well suited to throttling or modulating duties. On/off and control automation is possible with the use of modern compact actuators and accessories.

Diaphragm Valve

Lined Diaphragm Valve

DIMENSIONAL TABLE
SIZE(NB) L±5 OD T H A PCD Ød n
25MM 133 108 17 120 100 79 14 4
40MM 166 127 17 160 140 98 14 4
50MM 196 152 19 200 150 121 18 4
80MM 262 191 23 240 220 152 18 4
100MM 314 230 23 280 240 191 18 8
150MM 418 280 25 315 370 241 22 8
MATERIAL SPECIFICATION
DESCRIPTION QTY MATERIAL
Body 1 ASTM A 216 GR WCB+ PVDF/ PFA/ FEP Lined
Lining Thickness : 3MM
Bonnet 1 ASTM A 216 GR WCB
Spindle 1 SS-304 / SS-202
Compressor 1 ASTM A 216 GR WCB
Diaphragm 1 PTFE Backed With EPDM
Hand Wheel 2 Cast Iron
Lock Screw - SS-304 / SS-316
Fasteners - SS-304 / SS-316
Grease Nipple 1 Brass

 

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