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Table 1-7<br />

Alloy Steel Stud Bolts for ANSI 900-1b<br />

Raised Face <strong>Flan</strong>ges, Each With Two<br />

Heavy Hex Nuts<br />

Nominal Number of Size & Length Wrench<br />

Pipe Bolts of Size for<br />

Size (in.) Required Stud Bolts (in.) Nuts (in.)<br />

1/2<br />

%<br />

1<br />

11/4<br />

11/2<br />

2<br />

21/2<br />

3<br />

4<br />

5<br />

6<br />

8<br />

10<br />

12<br />

14<br />

16<br />

18<br />

20<br />

24<br />

In agreement with ANSI B. 16.5<br />

28<br />

4 % x 41/4<br />

4 % x 41/2<br />

4 %x5<br />

4 7/8x5<br />

4 1 x51/2<br />

8 7/s x 53/4<br />

8 1 x61/4<br />

8 7/e x 53/4<br />

8 11/8 x 6%<br />

8 11/4x 71/2<br />

12 11/8 x 7%<br />

12 13/8 x 83/4<br />

16 13/8 x 91/4<br />

20 13/8 x 10<br />

20 11/2 x 103/4<br />

20 15/8 x 111/4<br />

20 17/8 x 123/4<br />

20 2 x 131/2<br />

20 2,/2 x 171/4<br />

11/4<br />

11/4<br />

17/le<br />

17/16<br />

15/8<br />

17/,6<br />

1%<br />

17/le<br />

113/le<br />

2<br />

113/le<br />

23/le<br />

P/le<br />

23/le<br />

23/8<br />

2911e<br />

21s116<br />

311e<br />

3718

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