Emerson Rosemount 3051 Series Quick Start Manual page 10

Quick Start Guide
Procedure
1. Finger-tighten the bolts.
2. Torque the bolts to the initial torque value using a crossing
pattern (see
3. Torque the bolts to the final torque value using the same
crossing pattern (see
4. Verify that the flange bolts are protruding through the isolator
plate before applying pressure.
Table 2-2: Torque Values for the Flange and Flange Adapter
Bolts
10
Table 2-2
Bolt Head markings
material
Carbon
Steel (CS)
316
Stainless
Steel (SST)
316
for torque values).
Table 2-2 for torque values).
B7M
B8M
316
STM SW
316 316
R
March 2023
Initial Final
torque torque
300 in-lb 650 in-lb
150 in-lb 300 in-lb
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