GS52 HW

These valves, of the guided flow type, are normally opened and are closed by a hydropneumatic cylinder with spring return.

The valve body and the diaphragm can be supplied, to customer’s specifications, in the materials most suitable for facilitating flow of the various liquids.

DETAILS
1
SOCKET
2
RUBBER TUBE
3
SUPPORT
4
HEXAGON NUT
5
WASHER
6
PLUG
7
HEXAGON BOLT, STUD BOLT
8
DIAPHRAGM
9
GASKET
10
"V" GASKET
11
HEXAGON NUT
12
VALVE BODY
13
CLAMPING
14
WASHER
15
HEXAGON BOLT
16
HEXAGON NUT
17
WASHER
18
HEXAGON BOLT
19
COVER
20
SPRINGS
21
CYLINDER
22
PISTON, DRIVE PIN, GUIDE PIN
23
"V" GASKET
24
BRONZE NUT



PRESSURE DETAILS UNI_1284

DN
P.N.
HYDRAULIC TEST Kg/cm2
WORKING PRESSURE Kg/cm2
OPEN
CLOSED
20
5 15 5 4
25
5 15 5 4
30
5 15 5 4
40
5 15 5 4
50
4,5 15 4,5 3,5
60
4,5 15 4,5 3,5
75
4,5 15 4,5 3,5
100
4,5 15 4,5 3,5
125
4 13 4 3
150
4 13 4 3
200
3 13 3 2
250
3 13 3 2



DIMENSIONS C.I. UNLINED

Ø

B

C

G(UNI)

G(ASA)

20

230

127

115

98

25

230

127

115

108

30

280

146

140

118

40

330

159

150

127

50

350

190

165

152

60

410

217

185

178

75

450

254

200

190

100

540

305

220

229

125

665

356

250

254

150

710

406

285

280

200

950

520

340

343

250

1180

635

395

406




DIMENSIONS C.I. EBONITE LINED

Ø

B

C

G(UNI)

G(ASA)

20

230

123

105

98

25

230

133

115

108

30

280

152

140

118

40

330

165

150

127

50

350

196

165

152

60

410

227

185

178

75

450

260

200

190

100

540

313

220

229

125

665

364

250

254

150

710

414

285

280

200

950

530

340

343

250

1180

645

395

406




WEIGHT KG

C.I. UNLINED

C.I. EBONITE LINED

6,400

7,300

7,000

7,800

9,500

10,000

11,500

12,000

16,000

17,000

23,000

24,000

30,000

30,000

45,000

46,000

65,000

67,000

86,000

88,000

174,000

176,000

240,000

246,000

DETAILS
1
SOCKET
2
RUBBER TUBE
3
SUPPORT
4
HEXAGON NUT
5
WASHER
6
PLUG
7
HEXAGON BOLT, STUD BOLT
8
DIAPHRAGM
9
GASKET
10
"V" GASKET
11
HEXAGON NUT
12
VALVE BODY
13
CLAMPING
14
WASHER
15
HEXAGON BOLT
16
HEXAGON NUT
17
WASHER
18
HEXAGON BOLT
19
COVER
20
SPRINGS
21
CYLINDER
22
PISTON, DRIVE PIN, GUIDE PIN
23
"V" GASKET
24
BRONZE NUT