Bronze Balancing Valve

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Bronze Balancing Valve

Material:Ductile iron,stainless steel,brass,bronze
Painting: Inside and outside blue epoxy powder coated
Working Pressure: 1.6Mpa (PN16)
Working Temperature: 0~120°C
Flange Standard: EN1092-2/BS4504/ANSI B16.1

Tel: +86- 532- 55785171 / 55785172 / 55786571 / 55786572

E-mail: info@qdiflow.com

Description

SPECIFICATION

Manual balancing valve in bronze with test port across the valve-either side of the precision valve cone and orifice. Flow is controlled by hand wheel and measurable by indicator on the hand wheel. For use in heating/aircon piping systems to balance fows in each zone and prevent overfows in terminal units.

DN15-50, PN25.

Thread to BS 21

USE: For water to max. 90℃

TEST: Hydraulic test to BS EN 12266

Seat: 1.1 x PN Body: 1.5 x PN

Specification

NO.	PART	MATERIAL
1	Body	Bronze CC491K
2	Disc	DZR Brass CW602N
3	Seat	PTFE DN25-50
4	Disc retaining ring	DZR Brass CW602N
5	O-ring	EPDM
6	Bonnet	DZR Brass CW602N DN15-25 Bronze CC491K DN32-50
7	Stem	DZR Brass CW602N
8	Drive sleeve	Brass EN CW617N
9	Handwheel screw	Brass EN CW617N
10	Stop screw	Carbon steel
11	P/T port	DZR Brass CW602N
12	Flow orifice	Brass EN CW617N

Dimensions data(mm)

Size	1/2"/15	3/4"/20	1"/25	1-1/4"/32	1-1/2"/40	2"/50
L (mm)	87	96	100	114	125	146
H (mm)	105	106	127	128	143	144
Kvs* (m3/h)	2.2	4.6	8.5	16.7	26.1	43.2
Weight (kg)	0.58	0.65	0.89	1.11	1.46	1.98

*Kvs=m3/h at a pressure drop 1 bar and fully open valve