Emerson Enardo DFA Series, Instruction Manual

Page: 9 / 12

Figure 5. Flange Pattern Tightening Sequence
1 2
5
4
7
6
3
1
2 3
4
1
2
3
4 5
6
7
8 1
2
3
4
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6 7
8
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1
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5
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36 40
44
8
27
Table 4.
Tightening Steps and Torque Values for Internal Flanges
(1)
MODEL PATTErn
(2)
BOLT SiZE
TiGHTEninG STEPS AnD TOrQUE (FT-LBS / N•m)
1 2 3 4 5 6
Enardo DFA-300.5 1 5/8-11 Snug 20 / 27 40 / 54 60 / 81
Enardo DFA-0401 2 5/8-11 Snug 25 / 34 50 / 68 80 / 108
Enardo DFA-0602 2 3/4-10 Snug 40 / 54 85 / 115 125 / 169
Enardo DFA-0803 2 3/4-10 Snug 50 / 68 100 / 136 160 / 217
Enardo DFA-1004 3 7/8-9 Snug 50 / 68 90 / 122 145 / 197
Enardo DFA-1206 3 1-1/8-8 Snug 50 / 68 100 / 136 165 / 224
Enardo DFA-1608 4 1-1/4-8 Snug 50 / 68 120 / 163 190 / 258
Enardo DFA-2010 5 1-1/4-8 Snug 50 / 68 100 / 136 180 / 244 260 / 353
Enardo DFA-2412 5 1-1/2-8 Snug 75 / 102 150 / 203 280 / 380 400 / 542 500 / 678
Enardo DFA-2814 6 1-5/8-8 Snug 75 / 102 150 / 203 320 / 434 450 / 610 550 / 746
Enardo DFA-3016 6 1-3/4-8 Snug 80 / 108 200 / 271 350 / 475 500 / 678 700 / 949
Enardo DFA-3418 6 1-7/8-8 Snug 80 / 108 250 / 339 400 / 542 750 / 1017 1200 / 1627
Enardo DFA-3620 7 2-8 Snug 80 / 108 250 / 339 450 / 610 800 / 1085 1100 / 1491
Enardo DFA-4824 8 1-1/2-8 Snug 100 / 136 200 / 270 380 / 515 540 / 732 680 / 922
1. Using machine oil as lubricant. See Bolt Lubrication section on page 11 and torque correction factors for other lubricants in Table 5.
2. See Figure 5.
DESCriPTiOn COEFFiCiEnT OF FriCTiOn MULTiPLY TOrQUE VALUE in TABLE 4 BY
Machine Oil f = 0.15 1.00
API SA2 Grease f = 0.12 0.80
Nickel-based Lubricant f = 0.11 0.73
Copper-based Lubricant f = 0.10 0.67
Heavy-Duty Lubricating Paste f = 0.06 0.40
Table 5. Torque Correction Factors for Common Lubricant
9
Enardo DFA Series
Outside North
America Only