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Product Type
Short Neck Lug Type Model 20 Butterfly Valve

Short Neck Lug Type Model 20 Butterfly Valve

One piece bodies are ribbed to assure high strength and minimum weight.


Product Description

MATERIALS LIST

Item

Part Name

Materials

1

Body

Cast Iron: ASTM A126CL. B ,Ductile Cast Iron: ASTM A536 65-45-12,

2

Upper Stem

Zinc Plated Steel;

Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM A582 Type 416;

3

Seat

NBR, EPDM, Neoprene, PTFE, Viton;

4

Spring Pin

Carbon Steel; Stainless Steel

5

Lower Stem

Zinc Plated Steel;

Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM A582 Type 416;

6

Disc

Ductile Cast Iron(Nickel plated or Nylon coated):

ASTM A536 65-45-12,

Stainless Steel: ASTM A351 CF8, CF8M; CF3, CF3M; EN 1.4408, 1.4469; 1.4501;

AL-Bronze: ASTM B148 C95400;

7

O-Ring

NBR, EPDM, Neoprene, Viton;

8

Bushing

PTFE, Nylon, Lubricated Bronze;

 

Read More About lug type butterfly

 

DIMENSIONS LIST

DIMENSIONS LIST (INCH)

Size

A

B

C

D

E

M

H

J

K

L

S

T

W

2

3

315/16

11/32

1/2

43/4

5/8-11

4

31/4

7/16

121/32

5/8

11/4

3/8

21/2

311/32

419/32

11/32

1/2

51/2

5/8-11

4

31/4

7/16

13/4

5/8

155/64

3/8

3

321/32

429/32

11/32

1/2

6

5/8-11

4

31/4

7/16

125/32

5/8

29/16

3/8

4

49/32

6

19/32

5/8

71/2

5/8-11

4

31/4

7/16

23/64

5/8

335/64

7/16

5

427/32

61/8

19/32

3/4

81/2

3/4-10

4

31/4

7/16

21/8

5/8

43/8

1/2

6

511/32

611/16

19/32

3/4

91/2

3/4-10

4

31/4

7/16

23/16

5/8

545/64

1/2

8

617/32

97/16

19/32

7/8

113/4

3/4-10

6

5

9/16

23/8

7/8

719/32

5/8

10

727/32

117/32

19/32

11/8

141/4

7/8-9

6

5

9/16

237/64

7/8

931/64

5/8

12

93/8

1113/16

19/32

11/4

17

7/8-9

6

5

9/16

31/32

11/8

111/2

3/4

 

DIMENSIONS LIST (MM)

Size

A

B

C

D

E

M

H

J

K

L

S

T

W

50

76

100

26.2

12.7

120.7

5/8-11

101.6

82.6

11.1

42

15.9

32

9.5

65

85

117

26.2

12.7

139.7

5/8-11

101.6

82.6

11.1

45

15.9

47

9.5

80

93

125

26.2

12.7

152.4

5/8-11

101.6

82.6

11.1

45

15.9

65

9.5

100

109

152

32.5

15.9

190.5

5/8-11

101.6

82.6

11.1

52

15.9

90

11.1

125

123

156

32.5

19.1

215.9

3/4-10

101.6

82.6

11.1

54

15.9

111

12.7

150

136

170

32.5

19.1

241.3

3/4-10

101.6

82.6

11.1

56

15.9

145

12.7

200

166

240

32.5

22.2

298.5

3/4-10

152.4

127

14.3

60

22.2

193

15.9

250

199

285

32.5

28.6

362

7/8-9

152.4

127

14.3

66

22.2

241

15.9

300

238

300

32.5

31.8

431.8

7/8-9

152.4

127

14.3

77

28.6

292

19.1

 

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Long Neck Wafer Type Model 25 Butterfly Valve
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Short Neck Wafer Type Model 15 Butterfly Valve

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