GS52A HW
DETAILS
1
SOCKET
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
25
UPPER COVER
26
LEAD SCREW
27
SOCKET
28
WHEEL
29
HEXAGON BOLT



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



AIR PRESSURE REQUIRED KG/CM2
DN
20
25
30
40
50
60
75
100
125
150
200
250
MIN.
2 2 2 2 2 3 3 3 3,5 3 2,5 2,5
MAX.
5 5 5 5 5 5 5 5 5 4 4 4



DIMENSIONS C.I. UNLINED

Ø

B

C

G(UNI)

G(ASA)

20

311,5

117

105

98

25

311,5

127

115

108

30

366

146

140

118

40

430

159

150

127

50

454

190

165

152

60

537

217

185

178

75

591

254

200

190

100

703

305

220

229

125

872

356

250

254

150

932

406

285

280

200

1255

520

340

343

250

1503

635

395

406




DIMENSIONS C.I. EBONITE LINED

Ø

B

C

G(UNI)

G(ASA)

20

311,5

123

105

98

25

311,5

133

115

108

30

366

152

140

118

40

430

165

150

127

50

454

196

165

152

60

537

227

185

178

75

591

260

200

190

100

703

313

220

229

125

872

364

250

254

150

932

414

285

280

200

1255

530

340

343

250

1503

645

395

406




WEIGHT KG

C.I. UNLINED

C.I. EBONITE LINED

7,600

7,800

7,800

8,000

12,000

11,800

14,000

14,400

19,700

20,000

26,000

27,000

35,000

35,500

54,000

55,000

76,500

77,500

98,000

99,000

80,000

182,000

280,000

288,000

DETAILS
1
SOCKET
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
25
UPPER COVER
26
LEAD SCREW
27
SOCKET
28
WHEEL
29
HEXAGON BOLT