SGS Certificate 

Appearance Design Patent Certificate

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°) 

H、Iron end fittings can withstand a pulling force of 1200 lbs.

Difference among A, B, C Grade

A、They look the same.

B、

Features：

A、upward opening, two stays 

      stay 1:  up-opening to 30°,the door lift up by itself.

      stay 2:  the door slow down to full opening when the angle up to 80°.

B、closing: down-closing to 50°，the door full close by itself

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: Pls refer to the attached table below.

      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: 15.5kgs/16.15kgs

MEAS: 34.5cm * 33.2cm * 29.5cm,                             

Delivery Date: Normally in one month        

MOQ:  3000pcs/shipment

Samples Preparation: samples can be sent in 3 working days (DHL 3-5days，UPS3-5days，Fedex/TNT 3-5days，EMS 7days reach destination )  

Features：

A、upward opening, two way

   way 1:  up-opening to 30°,the door lift up by itself.

   way 2:  the door slow down to full opening when the angle up to 80°。

B、closing:

    down-closing to 50°，the door full close by itself

Product Parameters：

A、Application: for all up-opening door, still work well between -50°~ 80°

B、Installation conditions: Pls refer to the attached table below

   a、different choice according to the door weight and door height.

   b、over 600cm * 400cm, paired using is the best.

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

Others（Packing and Services）：

Package: 10pcs/inner box，100pcs/box,  

N.W/G.W: 15.5kgs/16.15kgs

MEAS: 34.5cm * 33.2cm * 29.5cm,                             

Delivery Date: Normally in one month        

MOQ:  3000pcs/shipment

Samples Preparation: samples can be sent in 3 working days (DHL 3-5days，UPS3-5days，Fedex/TNT 3-5days，EMS 7days reach destination )