Valves
Cast Steel Valves
Forged Steel Valves
Ball Valves
Plug Valve
Bellow Sealed Valve
Butterfly/Wafer Check Valve
Cast(ductile) Iron Valve
Stainless Steel Screwed Valves
Other Valves

Fittings

Buttweld Fittings
Stainless Steel
Screwed Fittings
Quick Couplings
Brass (Bronze, Copper) Fittings
Ductile Iron Grooved Fittings

Diaphragm Valve

Design and Manufacture : API6D-2002
Test and inspection : ANSI B16.34
Face to face dimension : API6D-2002
End flange dimension : ANSI B16.5
Pressure : Class 150
Size : DN20 ®C DN400

 
Standard materials of parts

No.

Part

Material

1

Body

Cast iron, Cast steel, + PFA or F46

2

Diaphragm

PFA or F46

3

Lining

PFA or F46

4

Connection Shaft

Carbon Steel or SS

5

Bonnet bolt

ASTM A307 B

6

Bonnet Nut

ASTM A307 B

7

Bolt

ASTM A307 B

8

Disc

ASTM A105/PFA

9

Pin

ASTM A410

10

Bonnet

Cast iron/PFA

11

Grease cup

12

Stem Nut

Zcu Al10Fe3

13

Hand wheel

Cast iron

14

Stem

ASTM A 182 F 6a

15

H.W. Lock Nut

ASTM A307 B

Dimension and Weight°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°°Unit: mm

DN

L

D2

D1

D £® RF £©

D

b

f

H

Hopen

Z- ¶’14

Wt.(Kg)

DN20

117

98

70

43

120

12

2

100

112

4- ¶’ 15

4

DN25

127

108

79.5

51

120

12

2

100

114

4- ¶’ 15

5.5

DN32

146

117

89

64

120

13

2

128

147

4- ¶’ 15

8

DN40

159

127

98.5

73

120

15

2

133

151

4- ¶’ 15

11

DN50

190

152

120.5

92

120

16

2

153

173

4- ¶’ 19

14

DN65

216

178

139.5

105

230

18

2

180

202

4- ¶’ 19

23

DN80

254

190

152.5

127

230

19

2

190

230

4- ¶’ 19

29

DN100

305

229

190.5

157

280

24

2

242

285

8- ¶’ 19

46

DN125

356

254

216

186

280

24

2

285

348

8- ¶’ 22

70

DN150

406

279

241.5

216

368

26

2

353

431

8- ¶’ 22

95

DN200

521

343

298.5

270

483

29

2

450

540

8- ¶’ 22

170

DN250

635

406

362

324

483

31

2

566

12- ¶’ 25

270

DN300

749

483

432

381

560

32

2

663

12- ¶’ 25

320

DN350

787

533

476

413

560

35

2

670

12- ¶’ 29

 

DN400

914

597

540

470

640

37

2

16- ¶’ 29

 

 
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