Description

These fixed orifice double regulating valves are also known as FODRV or drv valves.

Manufactured for ductile iron with PN16 flanged ends. These valves omen complete with brass test points (1x red and 1x blue).

Suitable for use in heating and cooling systems and any other water system. With a maximum working pressure of 16 bar and a working temperature range of -10°C to +120°C.

These valves conform to BS7350.

These valves are an alternative to the Crane DM941 drv valves.

Materials

Body: Ductile Iron EN-JL1050
Bonnet: Ductile Iron EN-JL1050
Stem: Stainless Steel BS970 410S21
Disc: EPDM Coated Ductile Iron EN-JL1050
Gland: DN65-150 Brass EN12165 CW617N
Gland: DN200-DN300 Ductile Iron EN-JL1050
Stem Nut: Brass EN12165 CW617N
Handwheel: Ductile Iron EN-JL1050
Test Points: Brass EN12165 CW602N
Orifice Plate: Brass EN12165 CW617N
Packing: Graphite Non-Asbestos

Dimensions and Coeffients

DN	Inch	F/F	Flow (kv)	Kvs	Headloss (K)
65	2.1/2"	290	104	104	5.32
80	3"	310	112	116	6.48
100	4"	350	162	213	13.15
125	5"	400	254	333	8.32
150	6"	480	335	476	7.33
200	8"	600	535	768	7.33
250	10"	730	1099	1153	7.27
300	12"	850	1588	1743	8.36

F/F = Face to Face dimension in mm.