AS 2129:2000 TABLE H

TABLE H

LENGTH THROUGH HUB

DRILLING DATA

TABLE H

NOMINAL
PIPE SIZE

FLANGE 
OUTSIDE
 DIAMETER

THICKNESS
OF
FLANGE

BOSSED 
SOW

WELD
 NECK

PITCH
 CIRCLE
DIAMETER

BOLT
 HOLE
DIAMETER

NUMBER
 OF
 BOLT 
HOLES

NOMINAL
 PIPE SIZE

MM

INCH

OD

T

L

L1

PCD

H

﹟

MM

INCH

15

1/2

115

13

23

42

83

18

4

15

1/2

20

3/4

115

13

24

42

83

18

4

20

3/4

25

1

120

14

25

43

87

18

4

25

1

32

1 1/4

135

17

28

52

98

18

4

32

1 1/4

40

1 1/2

140

17

30

52

105

18

4

40

1 1/2

50

2

165

19

32

54

127

18

4

50

2

65

2 1/2

185

19

35

57

146

18

8

65

2 1/2

80

3

205

22

38

66

165

18

8

80

3

90

3 1/2

215

22

39

66

178

18

8

90

3 1/2

100

4

230

25

44

76

191

18

8

100

4

125

5

280

29

48

86

235

22

8

125

5

150

6

305

29

48

86

260

22

12

150

6

200

8

370

32

54

99

324

22

12

200

8

225

9

405

35

60

108

356

26

12

225

9

250

10

430

35

62

108

381

26

12

250

10

300

12

490

41

70

120

438

26

16

300

12

350

14

550

48

495

30

16

350

14

375

15

580

51

521

30

16

375

15

400

16

610

54

552

30

20

400

16

450

18

675

60

610

33

20

450

18

500

20

735

67

673

33

24

500

20

525

21

760

70

699

33

24

525

21

550

22

785

70

724

33

24

550

22

600

24

850

76

781

36

24

600

24

NOTES:

(1) The minimum flange thickness in carbon steel flanges will be 12mm.
(2) Bore sizes to suit ASME B 36.10B36.19 pipe unless otherwise specified.
(3) Flanges are generally supplied flat faced.

(4) For special requirement, please make a enquiry here now.