Guide to ANSI Codes

ANSI/BHMA Standard A156.8: Door Controls - Overhead Stops & Holders

Product Grade
590 Series 1
690 Series 1
1530 Series 1
1540 Series 1

Testing Criteria

Listed below are only some of the tests and criteria covered in this standard. For simplification, all tests and details of tests are not elaborated on. For exact and complete details of tests, etc. refer to the complete ANSI/BHMA standard.

1. Cycle Test

With the door holder set to withstand a minimum holding force of 15 pounds the door will be mechanically pushed closed and pulled open into the hold open position.

Grade Cycles
Grade 1 250,000 cycles
Grade 2 100,000 cycles
Grade 3 50,000 cycles

2. Force test

Door is open to the stop position. A force is then applied to the door to check the strength of the stop.

Grade Force
Grade 1 300 pounds of force
Grade 2 200 pounds of force
Grade 3 100 pounds of force

All forces are applied and readings shall be taken at a point 30 inches from the hinge and 40 inches from the bottom of a 36 inch by 84 inch door.

An ASSA ABLOY Group Company

Copyright© 2008 SARGENT Manufacturing. | Policies | This site was designed by New City Media