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Operating and maintenance instructions Section 6: Special tools and equipment
3-9008-701 Rev J January 2015
Tool list 87
Table 6-2 Torque values for pipe flange stud/nut sets
Prover size Nut size
Torque requirement
150 300 600
Ft-lbs N-m Ft-lbs N-m Ft-lbs N-m
8
5/8”
75
10265886588
12m
5/8”
95
129
3/4” 120 163
7/8” 215 292
12
3/4”
165
224 135 183
1” 295 400
18
3/4”
190
258
7/8” 220 299
1-1/8” 455 618
24
7/8”
280
380
1-1/8” 390 529
1-1/4” 555 753
34
1”
400
542
1-1/4” 545 740 n/a n/a
40
1-1/4” 620 841 n/a n/a