Lug Type Butterfly Valves-Short Neck-Model 20

Standard: API609 Flange drilled to: ANSI 125/150 Pressure: ANSI125/150 Operation: Handle,Manual Gear Operator,electric or pneumatic actuator Size: 2″-12″
Series F235 is remodification of series F201. Only compatible with ANSI 125/150 flanges. Available in size 1″ to 12″. Available in wafer type model 15 and model 25, lug type model 20 and model 30 body. One piece bodies are ribbed to assure high strength and minimum weight. The large top flange provides a secure mounting area for actuators. Available with handles, manual gear operators, and electric or pneumatic actuators.
 

Materials List

项目

Item

零件名称

Part Name

材质

Materials

1

阀体 Body 铸铁Cast Iron: ASTM A126CL. B ,球墨铸铁 Ductile Cast Iron: ASTM A536 65-45-12,

2

上阀轴 Upper Stem 钢镀锌 Zinc Plated Steel; 不锈钢 Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM A582 Type 416;

3

阀座 Seat 丁晴,乙丙,氯丁,聚四氟乙烯,氟橡胶;NBR, EPDM, Neoprene, PTFE, Viton;

4

弹性销 Spring Pin 碳钢 Carbon Steel; 不锈钢 Stainless Steel

5

下阀轴 Lower Stem 钢镀锌 Zinc Plated Steel; 不锈钢 Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM A582 Type 416;

6

阀板 Disc 球墨铸铁(表面镀镍或喷涂尼龙) Ductile Cast Iron(Nickel plated or Nylon coated): ASTM A536 65-45-12, 不锈钢 Stainless Steel: ASTM A351 CF8, CF8M; CF3, CF3M; EN 1.4408, 1.4469; 1.4501; 铝青铜 AL-Bronze: ASTM B148 C95400;

7

O型圈 O-Ring 丁晴,乙丙,氯丁,氟橡胶 NBR, EPDM, Neoprene, Viton;

8

衬套 Bushing 聚四氟乙烯,尼龙,润滑青铜;PTFE, Nylon, Lubricated Bronze;

Performance Data

公称通径 Nominal Diameter

2″-12″ (50-300 mm)

冷工作压力 CWP

CI Body(灰铁阀体)

DI Body (球铁阀体)

200 PSI (14 Bar)

250 PSI (17 Bar)

试验压力

Testing Pressure

壳体

Shell

350 PSI (25 Bar)

400 PSI (26 Bar)

密封

Seal

225 PSI (16 Bar)

275 PSI (19 Bar)

操作方式 Operation Methods

手柄、蜗动、电动、气动 Handle, Worm Gear Operators, Electric Actuators, Pneumatic Actuators

适用介质

Suitable Medium

淡水、污水、海水、蒸汽、煤气、各种油品、各种酸碱类及其他。 Fresh water, waste water, sea water, vapour, gas, oils, acid and alkaline

尺寸表 Dimensions List (inch)

规格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

尺寸表 Dimensions List (mm)

规格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

153

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

 
Factory Photos