GPI TRAINING 1

GPI WWW. SEALING. COM YOUR

PARTNERS IN RELIABILITY

GASKET SELECTION

AND INSTALLATION TRAINING

GPI TRAINING 2

GPI TRAINING 3

WHICH GASKET WILL YOU CHOOSE

FLAT FACE FLG 2” 150#

A. RING GASKETB. SPIRAL GASKETC. FULL FACE

GASKETWHY ?

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RAISED FACE FLG 1” 150#

A. RING GASKETB. SPIRAL GASKETC. FULL FACE

GASKETWHY ?

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GPI TRAINING 4

GASKET MATERIAL SELECTION

MAXIMUM P x T

= PRESSURE

x TEMPERATURE

GPI TRAINING 5

REQUIRED INFORMATIONTEMPERATURE ___________________PRESSURE ________________________P x T MAX ________________________PRODUCT _________________________THICKNESS _______________________FLANGE TYPE _____________________CONDITION _______________________SURFACE FINISH __________________FIRE SAFE? ________________________TYPE OF BOLTS ____________________

GPI TRAINING 6

GPI TRAINING 7

BOLT LUBRICATION

LUBRICATE THE BOLTS AND NUT FACINGS WITH APPROVED ANTI-SEIZE

DIFFERENT “K” FACTORS IN LUBRICANTS CAN MAKE A BIG DIFFERENCE IN THE TORQUE REQUIRED TO STRESS GASKET

“SEE SPREAD SHEET EXAMPLES”

GPI TRAINING 8

USE A BOLT SEQUENCE

GPI TRAINING 9

GASKET INSTALLATION

TORQUE BOLTS TO 30% OF TORQUE VALUE USING BOLT SEQUENCE.

TORQUE BOLTS TO 60% OF TORQUE VALUE USING BOLT SEQUENCE.

TORQUE BOLTS TO 100% OF TORQUE VALUE USING BOLT SEQUENCE.

MAKE A FINAL ROTATION AROUND FLANGE AT 100% OF TORQUE VALUE.

“SEE VIDEO OF TORQUE EXAMPLES” BOLTCALC.link

GPI TRAINING 10

FLANGE ROTATION FROM OVERTORQUE