Construction hoist elevator safety devices SAJ30 40 50 60
SAJ serials pinion and cone progressive safety device is the most important safety device in the pinion and rack builders hoist, which can prevent the cage running over speed, and effectively reduce the cage dropping accident.
The safety devices developed by Shanghai Research Institute of Building Sciences has passed through the evaluation presided by the Ministry of Construction in 1989. The specialists at the meeting made a high appraisal of reasonable compact structure, stable action speed, highly accurate calibration, safe and reliable, braking smoothly and light weight etc. features of the safety devices.
The devices was recommended as hightech products developed in National Eighth Five Year Plan by the Ministry of Construction, and also won the Shanghai excellent new product prize.
Shanghai Strong Engineering Construction Co., Ltd (STRONG) is a professional manufacturer of construction hoist spare parts(also called passenger hoist spare parts, construction elevator spare parts) and distributor of zoomlion tower cranes&wholesaler of zoomlion tower crane parts established in Shanghai in 2008.
We can manufacture all kinds of spare parts (pinion, gear rack, counter wheel, roller, SAJ safety device, motor, reducer, drive mechanism, elec parts, etc) for most brands construction hoists(such as GJJ, BAODA, ZOOMLION, JIANGLU, YUHUAXING, KANGBO, XCMG, ALIMAK HEK, etc). We also have a large quantity of spare parts for zoomlion tower cranes.
Our products sell to 28 province, city and municipality in China and export to Vietnam, Brazil, UAE, Russia, USA, India, Singapore, Egypt, etc. Many states and districts. We strive to offer the best service and achieve 100% customer' S satisfaction.
STRONG in good faith, diligence, perseverance, innovation as the core philosophy, adhere to customer-oriented service concept, excellent technical support and professional technical team and dedicated service to our customers at home and abroad.
