Details of flange

Introduction

Flanges are essential components used in various industries to connect pipes, valves, and other equipment securely. They play a crucial role in maintaining the integrity of fluid and gas flow systems, ensuring leak-free connections, and facilitating easy maintenance. As technology and industry needs evolve, engineers have developed a wide range of flange types, each designed to meet specific requirements. In this blog, we will explore the world of flanges and discuss various types, their applications, and key characteristics.

FLANGE OD,PCD NO .Hole ,hole dia and class
 
 
 
फ्रेंड्स आज के इस लेख में flange के बारे में जानेगे की flange का OD , ID और PCD क्या होता है
वह एक चार्ट के माध्यम से समझेगे जो निचे चार्ट दिया गया है

WNRF
Class 150#

WNRF
Class 300#

WNRF
Class 900#

size
inch

FLG OD

FLG PCD

HOLE
Dia

NO of
hole

FLG OD

FLG PCD

HOLE
Dia

NO of
hole

FLG OD

FLG PCD

HOLE
Dia

NO of
hole

 1/2

88.9

60.5

15.9

4

95.2

66.5

15.9

4

95.20

66.5

15.7

4

  3/4

98.6

69.8

15.9

4

117.3

82.6

19

4

117.10

82.6

19

4

1

107.9

79.2

15.9

4

124

88.9

19

4

124.00

88.9

19

4

1.5

127

98.6

15.9

4

155.4

114.3

22.2

4

155.40

114.3

22.2

4

2

152.4

114.3

19

4

165.1

127

19

4

165.10

127

19

8

2.5

177.8

139.7

19

4

190.5

149.4

22.2

4

190.50

149.4

22.2

8

3

190.5

152.4

19

4

209.5

168.1

22.2

4

209.50

168.1

22.2

8

4

228.6

190.5

19

8

254

200.2

22.2

8

273.00

215.9

25.4

8

5

254

215.9

22.2

8

279.4

235

22.2

8

330.20

266.7

28.6

8

6

279.4

241.3

22.2

8

317.5

269.7

22.2

8

355.60

292.1

28.6

12

8

342.9

298.4

22.2

8

81

330.2

25.4

8

419.10

349.2

31.8

12

10

406.4

362

25.4

12

444.5

387.3

28.6

12

508.00

431.8

34.9

16

12

482.6

431.8

25.4

12

520.7

450.8

31.8

12

558.80

489

34.9

20

14

533.4

476.2

28.6

12

584.2

514.4

31.8

12

603.00

527

38.1

20

16

596.9

539.8

28.6

16

647.7

571.5

34.9

16

686.10

603.2

41.1

20

18

635

577.8

31.8

16

711.2

628.6

34.9

16

742.90

654

44.4

20

20

698.5

635

31.8

20

774.7

685.8

34.9

20

813.10

723.9

44.4

24

24

812.8

749.3

34.9

20

914.4

812.8

41.3

20

940.10

838.2

50.8

24

चलिए एक example की सहायता से जानते है

अगर 10″ का Flange हो तो उसका OD PCD CLASS के अनुसार क्याहोगा –
   अगर CLASS 150# है तो  OD =406.4mm and PCD=362 mm होगा
अगर class 300# है तो OD = 444.5 and PCD=387.3 mm
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