Этаж весна / этаж шарнир

Floor Spring;floor hinge Features 1) The floor spring of duals switch, which can be used for inward and out ward opening and closing of doors. 2) All the floor springs have been performed with 500000 times of opening and closing test and various functions comply with national standards. 3) Middle pressure release valve prevents damage to the glass and the floor spring caused by door under excessive force when opening and closing the door or external force. 4) The door has a maximum opening angle is 116°,closing torque of over 28N.m,automatic operation effect commences at 85°with maximum size1100*2300mm and the maximum weigh 100kg is adopted. Material Iron SPEC(mm) 279*122*64.5 We can manufacture according to the request and design of our customers. Packing Each piece in abox and to a carton. Payment Terms L/C, T/T