Tuesday, January 4, 2022

JIS B 2220 10K Flange

 JIS B 2220 10K Flange

JIS 10K

LTB

DRILLING DATA

JIS 10K

NOMINAL PIPE SIZE

OUTSIDE 

DIAMETER

THICKNESS

OF FLANGE MIN

THINKNESS

BLIND MIN

BOSSES

LENGTH

SOH,SWLJ

WELD NECK

LENGTH

PITCH

CIRCLE

DIAMETER

NUMBER OF BOLT HOLES

BOLT HOLE DIAMETER

NOMINAL PIPE SIZE

MM

INCH

C

T

T1

L

L1

PCD

#

H

MM

INCH

10

3/8

90

12

12

16

29

65

4

15

10

3/8

15

1/2

95

12

12

16

31

70

4

15

15

1/2

20

3/4

100

14

14

20

32

75

4

15

20

3/4

25

1

125

14

14

20

36

90

4

19

25

1

32

1 1/4

135

16

16

22

38

100

4

19

32

1 1/4

40

1 1/2

140

16

16

24

38

105

4

19

40

1 1/2

50

2

155

16

16

24

40

120

4

19

50

2

65

2 1/2

175

18

18

27

44

140

4

19

65

2 1/2

80

3

185

18

18

30

45

150

8

19

80

3

90

3 1/2

195

18

18

N/A

45

160

8

19

90

3 1/2

100

4

210

18

18

36

45

175

8

19

100

4

125

5

250

20

20

40

47

210

8

23

125

5

150

6

280

22

22

40

53

240

8

23

150

6

175

7

305

22

22

N/A

55

265

12

23

175

7

200

8

330

22

22

N/A

58

290

12

23

200

8

225

9

350

22

22

N/A

58

310

12

23

225

9

250

10

400

24

24

36

65

355

12

25

250

10

300

12

445

24

24

38

68

400

16

25

300

12

350

14

490

26

26

42

79

445

16

25

350

14

400

16

560

28

28

44

85

510

16

27

400

16

450

18

620

30

30

48

90

565

20

27

450

18

500

20

675

30

30

48

99

620

20

27

500

20

550

22

745

32

34

52

111

680

20

33

550

22

600

24

795

32

36

52

112

730

24

33

600

24

650

26

845

34

38

56

116

780

24

33

650

26

700

28

905

34

40

58

132

840

24

33

700

28

750

30

970

36

44

62

139

900

24

33

750

30

800

32

1020

36

46

64

139

950

28

33

800

32

850

34

1070

36

48

66

139

1000

28

33

850

34

900

36

1120

38

50

70

140

1050

28

33

900

36

1000

40

1235

40

56

74

151

1160

28

39

1000

40

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