Bolting Dimensions for 600 lb. Flanges

 

Nom

Diam

Diam

Nbr.

Length of Studs 1/4" Raised Face

Pipe

of Bolt

of

of

Size

Circle

Bolts

Bolts

0.5

2.625

0.5

4

3

0.75

3.25

0.625

4

3.25

1

3.5

0.625

4

3.5

1.25

3.875

0.625

4

3.75

1.5

4.5

0.75

4

4

2

5

0.625

8

4

2.5

5.875

0.75

8

4.5

3

6.625

0.75

8

4.75

3.5

7.25

0.875

8

5.25

4

8.5

0.875

8

5.5

5

10.5

1

8

6.25

6

11.5

1

12

6.5

8

13.75

1.125

12

7.5

10

17

1.25

16

8.25

12

19.25

1.25

20

8.5

14

20.75

1.375

20

9

16

23.75

1.5

20

9.75

18

25.75

1.625

20

10.5

20

28.5

1.625

24

11.25

22

30.625

1.75

24

12

24

33

1.875

24

12.75

26

36

1.875

28

13.25

30

40.25

2

28

14

34

44.5

2.25

28

15

36

47

2.5

28

15.75

42

53.75

2.75

28

17.5

Stud lengths for lap joint flanges are equal to lengths shown minus 0.5"plus the thickness of two laps of the stub ends.