Flowserve 1888 Parallel Slide Gate Valve User Manual
Page 13
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11.0 BOLTING TORQUE VALUES
At intervals of not more than six months, check the tightness of all bolting. The
recommended torque values for all bolting are shown below:
Torque (ft-lb)
Part #
Description
Size
Material
Nominal
Maximum
233
Yoke Clamp Nut
3/8-16
A194-2H
35
45
|
234
Gland Stud Nut
3/8-16
A194-8M
6
15
240
Handwheel Nut
1”-8
AISI 316
25
50
NOTE: The above table provides nominal design torque values and maximum
torque values using an assumed friction coefficient of 0.2. The maximum torque
values provide for material conditions such as rust and oxides that exist after
equipment is in service.
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