Birmingham Fastener Blog

Flanged Joint Heavy Hex Bolt Technical Information

Written by Admin | 7 November 2017

This chart aligns with ANSI/AWWA c115/A21.15-99 & C110/A21.10-03. If you have questions about our product line, contact our expert sales team today.

Nominal
Recommended
Pipe Size
Quantity Size Length
3 4 5/8 2 1/2
4 8 5/8 3
6 8 3/4 3 1/2
8 8 3/4 3 1/2
10 12 7/8 4
12 12 7/8 4
14 12 1 4 1/2
16 16 1 4 1/2
18 16 1 1/8 5
20 20 1 1/8 5
24 20 1 1/4 6 1/2
30 28 1 1/4 6 1/2
36 32 1 1/2 7
42 36 1 1/2 7 1/2
48 44 1 1/2 8
54 44 1 1/2 8 1/2
60 52 1 3/4 9
64 52 1 3/4 9