Product Description 2 wings  aluminum door hinges   Specification: Application scope :  UPVC casement window and door series. Surface treatment : Power coated, Chemical Oxidation  . Color : White, blackish yellow ,silver or any color according to clients' requirement. Package :  One piece hinge to one PVC bag,with 30cm*20cm*20cm carton,20/40/50 pcs per carton and packed with pallet or according to customers'requirements . Material : Hinge (GB/T 700 Q235 carbon steel ;GB/T16746ZznA14CulMg; gb/t9438ZASi12;GB/T52376063T5)  Axle ( GB/T 905 Q235 carbon steel) Axle cover & cap (nylon 1010)     Technology   Standard: GJG/T 125-2007 standard; GB/T 9286-1998 standard; Q/FLSJ 02-2008 standard. Height of Hinge: 91mm (from top to bottom) Operational life test:100000 times at least. Life time:10 years. European standard and OEM service . Suitable for inward and outward opening doors. No handed - will fit left or right handed doors .  Minimal gaps between body and leaf.                Company Information Company:  Beijing lianyongxin Construction Co.,Ltd Address:    300 Meters South of the Villagers Committee,Suzhuang Village,Liqiao Town,Shunyi District,Beijing,China Zip:   101300 Tel:   86-010-69482177 Fax:  86-010-69488177 Skype: sales4.lyxbj (Contact Person: Cherish)