Bolt-Up Chart for Class 600 Flange

ASME B16.47 Series A 600 Large Diameter Flange (Estimating Information Only)
Pipe Size	Qty.	Dia.	Stud Length
26	28	1 7/8	14
28	28	2	14 ^1/2
30	28	2	14 ^1/2
32	28	2^1/4	15 ^1/2
34	28	2 ^1/4	15 ^3/4
36	28	2 ^1/2	16^1/2
38	28	2 ^1/4	18 ^1/4
40	32	2 ^1/4	18 ^3/4
42	28	2 1/2	20
44	32	2 ^1/2	20 ^1/4
46	32	2 ^1/2	20 ^3/4
48	32	2^3/4	22 ^1/4
50	28	3	23^3/4
52	32	3	23 ^3/4
54	32	3	24 ^1/4
56	32	3 ^1/4	25 ^1/2
58	32	3 ^1/4	25^3/4
60	28	3^1/2	27 ^1/4

ASME B16.47 Class 600 Series A Large Diameter Flange Bolt-Up Chart