Products » Series 641/01
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SERIES 641/01 METAL SEATED SWING CHECK VALVE, PN16
The Series 641/01 is a metal seated, swing check valve, suitable for use with potable water, raw water and sewage to a maximum temperature of +70°C.

Features

• Proven design.
• Corrosion resistant construction.
• Epoxy coated internally and externally.

Options

• Lever and weight.
• Guard.
• Limit/proximity switch.
• Priming by-pass bosses.
• Pressure test or air relief boss.

BODY/COVER
Ductile Iron - BS EN 1563

SPINDLE
Stainless Steel - BS EN 10088
Grade 1.4057

FASTENERS
Zinc Plated Mild Steel

SEAT
Gunmetal - BS EN 1982:1999
CC491K

COATING (internally and externally)
Epoxy (250 microns) -
WRAS Approved to BS 6920

FLANGES
BS EN 1092-2, PN16

British Standard BS EN 12334/BS 5153
MS (Metal Seat) Check Valve - Without Lever and Weight PN16

DN
(mm)
PN
(bar)
Weight
(kg)
Stock
Group
641-0350-0110000035016
420
B
641-0400-0110000040016548
B
641-0450-0110000045016
708
B
641-0500-0110000050016966
B
641-0600-0110000060016
1306
B
641-0700-01100000700162220
C
641-0800-0110000080016
2770
C
641-0900-01100000900163200
C


British Standard BS EN 12334/BS 5153
MS (Metal Seat) Check Valve - With Lever and Weight (Left Side) PN16

DN
(mm)
PN
(bar)
Weight
(kg)
Stock
Group
641-0350-0114000035016
456
B
641-0400-0114000040016592
B
641-0450-0114000045016
816
B
641-0500-01140000500161028
B
641-0600-0114000060016
1368
B
641-0700-01140000700162364
C
641-0800-0114000080016
2782
C
641-0900-01140000900163292
C


British Standard BS EN 12334/BS 5153
MS (Metal Seat) Check Valve - With Lever, Weight and Guard (Left Side) PN16

DN
(mm)
PN
(bar)
Weight
(kg)
Stock
Group
641-0350-0116000035016
474
B
641-0400-0116000040016614
B
641-0450-0116000045016
843
B
641-0500-01160000500161055
B
641-0600-0116000060016
1399
B
641-0700-01160000700162400
C
641-0800-0116000080016
2823
C
641-0900-01160000900163338
C


Glenfield Valves Limited

Telephone+44 (0) 1563 521150

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