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Product Description：
A、cylinder: seamless steel pipe20#, Φ 15*1mm
B、piston rod: steel 45#, Φ 6mm
C、piston: brassH62,
D、sealing parts: O-ring fluoro rubber,
E、end fittings: PA66,
F、gas: nitrogen,
G、aircraft hydraulic oil ( still work well below 58°)
Features：
A、upward opening, two stay
stay 1: up-opening to 30°,the door lift up gently by itself.
stay 2: the door slow down to completely opening when the angle ups to 80°。
B、closing: down-closing to 50°，the door full close by itself
Product Advantages:
A、Pass SGS test over 100,000times, attenuation less than 10% after 100,000cycles
B、Finish: metallic paint, scratch resistance, NSS 8grade/48h
C、aluminum frame and glass door is achieved
Product Parameters：
A、Application: for all up-opening door, still work well between -50°~ 80°
B、Installation conditions:
a、different choice according to the door weight and door height
b、over 600cm * 400cm, paired using is the best
Others (Packing and services)：
Package: 10pcs/inner box，100pcs/box, N.W/G.W: 20kgs/20.5kgs
MEAS: 34.5cm * 33.2cm * 29.5cm,
Delivery Date: Normally in one month
MOQ: 3000pcs
Samples Preparation: samples can be sent in 3 working days (DHL 3-5days，UPS3-5days，Fedex/TNT 3-5days，EMS 7days reach destination )
Gas spring strut YS616
