PulseGuard
PulseGuard Ltd. and Inc.
PulseGuard Ltd. offers pulsation dampers | Please phone 44(0) 161-480-9625
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Fluid Flow Control Animations
Fluid Flow Control Animations

TORQUE

torque sequence chart

Recommended tightening torque values, by bolt diameter and bolt grade.
Using anti-seize, these figures produce a preload approx. 70% of min. yield.
                       
Class Torque Metric Std.M10 M12 M16 M20 M24 M27 M30    
UNC   5/16" 3/8" 1/2" 5/8" 3/4" 1.0" 1 1/8" 1 1/4" 1 3/8" 1 1/2"
316ss Nm. 16 30 46 100 184 223 308 380 470 610
B8M & A4 Ft.Lbs 12 22 34 80 135 165 230 280 350 454
304ss Nm. 20 40 60 130 240 290 400 495 610 791
B8 & A2 Ft.Lbs 16 28 44 100 175 214 300 365 455 590
8.8

Nm

18 34 60 146 287 500 736 1000 1356 1760
  Ft.Lbs 13 25 44 108 212 370 543 734 1000 1230
SA 193 Gr7                      
10.9 NM 25 49 85 209 407 720 1040 1356 2206 2856
  Ft.Lbs 18 35 63 154 300 518 766 1000 1280 1661
Din. 912 NM 29 60 103 251 488 839 1246 1627 2206 2863
US "gr.12.9" Ft.Lbs. 21 44 76 185 360 619 919 1200 1535 1992

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For Flexorbers:
SoG & FLo only

SECONDARY CONTAINMENT

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SPARES & SERVICES
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Selecting Pulsation Dampeners for Different Pump Systems.
Flow through pulsation dampers are at least 3 times more efficient than T off line accumulators.
Dampeners that do, flow goes through, but pressure pulsation does not.
PulseGuard Pulsation DampersThe Smooth Flow People

Call Toll Free 1-888-DAMPERS (326-7377) / See also: Pulsation-Dampeners.com for a pulsation dampener.


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