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Bolt-Up Chart for Class 2500 Flange

Bolt-Up Chart for Class 2500 Flange
  Flange Bolts Length of Stud Bolts
Pipe Size Number
of Bolts
Diameter
of Bolts
Raised Face Ring Joint
Class 2500
  Length of Stud Bolts
Pipe Size Number
of Bolts
Diameter
of Bolts
Raised Face Ring Joint
1/2 4 3/4 4 3/4 4 3/4
3/4 4 3/4 5 5
1 4 7/8 5 1/2 5 1/2
1 1/4 4 1 6 6
1 1/2 4 1 1/8 6 3/4 6 3/4
2 8 1 7 7
2 1/2 8 1 1/8 7 3/4 8
3 8 1 1/4 8 3/4 9
4 8 1 1/2 10 10 1/4
5 8 1 3/4 11 3/4 12 1/4
6 8 2 13 1/2 14
8 12 2 15 15 1/2
10 12 2 1/2 19 1/4 20
12 12 2 3/4 21 1/4 22