Links to the flange torque charts maintained by Flange Bolt Chart for Class 1500 flanges.
Class 0.5
Class 0.75
Class 1
Class 1.25
Class 1.5
Class 2
Class 2.5
Class 3
Class 4
Class 5
Class 6
Class 10
Class 12
Class 14
Class 16
Class 18
Class 20
Class 24