INSTRUCTION MANUAL
Model HC
Reference 219
Rev 2
Page 9 of 46
06/20/2013
1.0.2 Preventative
Maintenance
Prior to Start-up (continued)
1.0.2.2
TIGHTEN BOLTS IN SEQUENTIAL ORDER (i.e. 0
- 180
,
90
- 270
, 45
- 225
, and 135
- 315
) until final torque is
reached.
1.0.2.3
Use ROTATIONAL TIGHTENING until all bolts are stable at
final torque level. (Two complete times around is usually
required.)
NOTE
:
We regret any inconvenience this may cause; however, we feel this
preventative procedure will save time and money in the long run.
Failure to follow this procedure may result in premature gasket
failure which is not covered by warranty.
FLANGE BOLT TIGHTENING TORQUES
150# FLANGE RATING
SIZE
BOLT
QTY.
BOLT
SIZE
RECOMMENDED
TORQUE / BOLT
(FT. LBS.)
MINIMUM TORQUE
(FT. LBS.)
MAXIMUM TORQUE
(FT. LBS.)
1" 4 ½"
16
14
64
1 ½"
4
½"
32
28
64
2" 4 5/8"
64
56
128
3" 4 5/8"
110
96
128
4" 8 5/8"
78
68
128
6" 8 ¾"
148
129
230
8" 8 ¾"
201
175
230
10" 12 7/8"
191
166
372
12" 12 7/8"
254
221
372
Based on 1/16" gasket material.
If other than 150# flange rating, consult Henderson Engineering.
FLANGE BOLT
TORQUE PROCEDURE
8 BOLTS
SEQUENTIAL ORDER
ROTATIONAL ORDER
1-2 1
3-4 5
5-6 3
7-8 7
2
6
4
8
Содержание Sahara-Pak HC-1260
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