ST80 Series

Characteristics

ㆍ Closing from 175˚ in both door swing directions with hydraulic control from 170˚.
ㆍ There thermodynamic valves for consistent performance.
ㆍ Adjustable closing speed(175˚~15˚) and latching speed(15˚ ~ 0˚) from top regulating valves.
ㆍ Adjustable hold-open or delay action angle 80˚ ~ 175˚.
ㆍ Cast iron body.
ㆍ Universal cover plate in stainless steel.
ㆍ Standard built-in Back check function.
ㆍ Cement box in hot zinc plated.
ㆍ Extended spindle.