catalogue - Düker GmbH & Co KGaA

5 Gate
180
valves type 2004
with flange / socket PN 10 / 16
resilient-seated for water and gas
Design features: Gate valve in short face-to-face dimension with a smooth straight-way,
internal stem-thread and non rising stem. Internal corrosion protection: enamel.
Resilient wedge is vulcanised with elastomer on all sides.
Countersunk and sealed screws between body and bonnet.
Option for Gate valve 2004:
• with hand-wheel
• with stem extension for underground installation – connection acc. to GW 336
Material: Ductile cast iron acc. to DIN EN 1563; stem: stainless steel;
Stem nut: special brass; rubber parts: elastomer in high quality.
Resilient wedge for water: EPDM
Resilient wedge for gas: NBR
Flange connection: acc. to DIN EN 1092–2
Dimensions for socket connection: acc. to DIN 28 601 ( SMU ) or
DIN 28 603 ( TYTON ® / Novo )
Face-to-face dimension: acc. to DIN EN 558–1, series 14/13
Field of application ( water up to 60°; gas acc. to G 260/l )
DN
80 —
200
PN
bar
10/16
Valves for water
test-medium water
bar
body seat
24 15/21
Valves for gas
test-medium test-medium
water air or nitrogen
bar
body acc. to DIN 2470
24 ( DIN 3230, part 5 PG 1 )
Dimensions and weights ( Dimensions in mm )
DN
80
100
125
150
200
200
PN
16
16
16
16
10
16
FTE
150
160
210
240
295
295
h 1
270
295
330
373
462
462
ø D
200
220
250
285
340
340
ø K
160
180
210
240
295
295
Number of
screws
8
8
8
8
8
12
ø L
19
19
19
23
23
23
a
17
19
19
19
24
24
Weight
in kg ≈
17,8
23,3
29,0
36,5
56,0
55,7
5181