Important
Provide fire prevention measures and equipment per local regulations.
Flanges with 4 and 8 bolts
•
First round - 30% of final torque (flange sequential order)
•
Second round- 60% of final torque (flange sequential order)
•
Third round - 100% of final torque (flange sequential order)
•
One final time - clockwise or counter clockwise sequentially around the flange
Flanges with 12 or more bolts
•
First round - 20% of final torque (flange sequential order)
•
Second round - 40% of final torque (flange sequential order)
•
Third round - 80% of final torque (flange sequential order)
•
Fourth round - 100% of final torque (sequential order)
•
One final time - clockwise or counter clockwise sequentially around the flange
5.3
Torque values (flanges)
Reference torque values for Daniel Control Valve (ft-lb) flange connections
Table 5-1:
Nominal pipe size
(NPS)
ANSI class 150
ANSI class 300
ANSI class 600
2
90
90
90
3
90
160
160
4
90
160
250
6
160
160
400
8
160
250
550
10
250
400
800
12
250
550
800
16
400
800
1400
5.4
Torque pattern sequences
Cross-pattern tightening sequence when using single tool
Table 5-2:
Nominal pipe size
(NPS)
ANSI class 150
ANSI class 300
ANSI class 600
2
1-3-2-4
1-5-3-7 2-6-4-8
1-5-3-7 2-6-4-8
Installation prerequisites
66
Daniel Models 762, 763, 765, 766 and 767 Control Valves
Summary of Contents for Daniel 762
Page 8: ......
Page 12: ...Plan 2 Daniel Models 762 763 765 766 and 767 Control Valves ...
Page 47: ...Models 762 763 765 766 and 767 Control Valves NPS 16 Figure 1 6 Introduction User manual 37 ...
Page 52: ...Introduction 42 Daniel Models 762 763 765 766 and 767 Control Valves ...
Page 72: ...Prepare the control valve for use 62 Daniel Models 762 763 765 766 and 767 Control Valves ...
Page 74: ...Install 64 Daniel Models 762 763 765 766 and 767 Control Valves ...
Page 82: ...Installation prerequisites 72 Daniel Models 762 763 765 766 and 767 Control Valves ...
Page 88: ...Testing the product 78 Daniel Models 762 763 765 766 and 767 Control Valves ...
Page 89: ...Part III Operate Operate User manual 79 ...
Page 90: ...Operate 80 Daniel Models 762 763 765 766 and 767 Control Valves ...
Page 96: ...Maintain 86 Daniel Models 762 763 765 766 and 767 Control Valves ...
Page 112: ...Decommission 102 Daniel Models 762 763 765 766 and 767 Control Valves ...
Page 113: ...Decommission User manual 103 ...
Page 114: ...Decommission 104 Daniel Models 762 763 765 766 and 767 Control Valves ...
Page 115: ...Decommission User manual 105 ...