Page 8 - Estimators Piping Man Hour Manual

Attaching Flanges—Screwed Type , 87
Attaching Flanges—Slip-On Type 88
Attaching Flanges—Weld Neck Type 89
Attaching Orifice Flanges—Slip-On and Threaded Types 90
Attaching Orifice Flanges—Weld Neck Type 91
General Welding Notes 92
Manual Butt Welds—Schedule 93
Manual Butt Welds—Heavy Wall 94
Manual Butt Welds—Large O.D. Sizes 95
90° Welded Nozzles 96
90° Welded Nozzles—Reinforced 97
Large O.D. 90° Nozzle Welds 98
Large O.D. 90° Nozzle Welds—Reinforced 98
45° Welded Nozzles 99
45° Welded Nozzles—Reinforced 100
Large O.D. 45° Nozzle Welds 101
Large O.D. 45° Nozzle Welds—Reinforced 101
Concentric Swedged Ends 102
Eccentric Swedged Ends 103
End Closures—Pressure Type 104
Heavy Wall End Closures—Pressure Type 105
Large O.D. Pipe End Closures—Pressure Type 106
90° Coupling Welds and Socket Welds 107
'Olet Type Welds 108
Flame Cutting Pipe—Scheduled 109
Flame Cutting Pipe—Heavy Wall 110
Flame Cutting Pipe—Large O.D. Sizes 1ll
Flame Beveling Pipe—"V" Type 112
Flame Beveling Pipe—Large O.D. Sizes 118
Threading Pipe—Including Cut 114
Welded Carbon Steel Attachments 115
Drilling Holes in Welded Attachments 116
Machining Inside of Pipe 117
Machining Inside of Large O.D. Pipe 118
Boring Inside Diameter of Pipe and Installing Straightening Vanes 119
Installing Flow Nozzles—Holding Ring Type 120
Preheating Butt Welds and Any Type Flange Welds 121
Preheating Heavy Wall Pipe Butt Welds 1.22
Preheating Large O.D. Pipe Butt Welds 123
Preheating 90° Nozzle Welds , 124
Preheating Large O.D. 90° Nozzle Welds 125
Local Stress Relieving—Scheduled 126
Local Stress Relieving—Heavy Wall 127
Local Stress Relieving—Large O.D. Sizes 128
Radiographic Inspection—Scheduled 129
Radiographic Inspection—Heavy Wall 130
Radiographic Inspection—Large O.D. Sizes 131
Hydrostatic Testing—Scheduled 132
Hydrostatic Testing—Heavy Wall 133
Hydrostatic Testing—Large O.D. Sizes 134
Access Holes 135
Instrument and Control Piping 136
Soldered Non-Ferrous Fittings 136

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