Two-stage Bolt Tensioner

Model: HHLS-TT36, HHLS-TT42, HHLS-TT48

Max working pressure: 1500bar
Specially designed for wind generator set
Two-stage cylinder design with smaller outside diameter


●Two-stage cylinder design increases the tensioning length.
●Made of special high strength steel, rust-proof and corrosion resistant surface treatment.
●Smaller outside diameter permits use in narrow space.
●Spring return and overtravel protection suits frequent operation.
●Operated by ultra-high pressure hand pump or electric pump.