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Duty Rating

Load/Frequency Rating

Rating

For 1-3/4"44.45 mm doors except where noted;
48" maximum door width.

GEARED

Standard Duty (SD):

up to 200 lb.90.7 kg, medium-frequency

Heavy Duty (HD):

up to 200 lb.90.7 kg, high-frequency
up to 400 lb.181.4 kg, medium-frequency
up to 600 lb.272.2 kg, low-frequency

Heavy Duty (LL):

up to 1,000 lb.453.6 kg, low-frequency

FREQUENCY DEFINITIONS (OPENS/CLOSES)

Low-frequency = 10x per day or less
Medium-frequency = 10x-24x per day
High-frequency = More than 25x per day and/or abused doors (ones that often get slammed against a stop, operate in a school, etc.)

Additional Information

Load/Frequency Rating For 1-3/4"44.45 mm doors except where noted.  48"121.92 cm max. door width in 16 gauge hollow metal (min.) or 1/8"3.18 mm aluminum (min.).  Frequency of use and door weight determine the hinge duty needed.  SELECT Geared Continuous Hinge model numbers indicate appropriate hinge duty.

Standard Duty [SD] Tested per BHMA standards for medium-frequency doors up to 200 lb.90.7 kg without frame or door reinforcement.

Heavy Duty [HD] Tested per BHMA standards.  Up to 200 lb.90.7 kg doors (high-frequency) and up to 400 lb.181.4 kg doors (medium-frequency) without frame or door reinforcement; up to 600 lb.272.2 kg doors (low-frequency) with the use of Rivnuts in the frame and door.

Heavy Duty [LL] Our HD hinge with additional fastener holes for low-frequency doors up to 1,000 lb.453.6 kg, including most lead-lined doors.  Rivnuts are recommended in the frame and door on extremely tall, extremely heavy or wide doors.

Note: SL60/SL62 57"144.78 cm Toilet Partition Hinges are made for high-frequency partition doors 36"91.44 cm wide (max.) weighing up to 80 lb.36 kg without door or frame reinforcement.

Advantages

Others claim their hinges are the best. We prove it. Our geared continuous hinges have resisted more brutal testing than any. Read more.

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