© 2017 Kelso Technologies (USA) Inc. All Kelso Valves are Patent Protected. Detailed designs are subject to change without notice.
Kelso Technologies Inc. 1526 Texas Ave, Bonham, TX. 75418, Phone: (903) 583-9200
3. Teflon® ETFE Green Coatings are available for Kelso Pressure Relief
Valves. These coatings are extremely durable, abrasion resistant, and
chemical resistant. Coated surfaces should be free from nicks, chips, and
any other damage.
11.0 Revision Log
Revision 1 – Section 7.2 added standard tolerance dimensions.
Revision 2 – Section 4 (5) changed spring drum.
Revision 3 – Section 4.0, 4.1, 5.1 and 5.1 1a and 1b seal etching.
Figure 1.3.4 and 1.3.8 Added Size, Grade Cover Bolts/Washers
Revision 4 – Section 4.0 and 5.1 removed date (2/24/2016) for seal etching.
Updated footer to current address and phone.
Revision 5 – Pressure Set table on page 25…minimum values changed to 80%.
Values had been taken from EI’s.
Revision 6 – Added table on page 16 defining the nominal size and allowable
tolerances for drum I.D. wear; updated format and figures in
accordance with current document standards.
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