American Type Flip Lock Series Scaffolding Frame is designed and complied to the requirements of OHSA & ANSI A10.8. It is made by dia.1.625" or 1.69" high quality steel tubes with thickness 0.09" or 0.095". The locking device is flip lock. The frame is in 3' or 5' wide, and finishing is powder coating.

Frame Scaffolding is the earliest type of scaffolding using in China. There are walk through frames and mason frames, also called H frames. They are fabricated by O.D.42x2.2mm steel tubes. Frame Scaffolding Components include Vertical Main Frames, Cross Braces, Coupling Pins and Cat Walk Boards with hooks. The Frame Scaffolding is quick erection scaffolding by main frame lock pins and cross braces. For Mobile Scaffold Tower, H Frame scaffolding used with Castor Wheels and Adjustable screw jack bases.