Coupler & Pipe scaffolding system is essentially the fundamental component that is used to assemble tube-and-coupler scaffolding. Coupler & Pipe scaffolding system is defined as a scaffold in which individual circular tubes serving as standards, braces or ties are joined together by means of purpose designed couplers'. 
This manual includes basic types of scaffold couplers which join two tubes together as well as special couplers used to connect scaffold tube to other components, equipment or structures.

Components:
scaffolding pipe standard, scaffolding pipe ledger, scaffolding pipe cross brace, coupler, joint pin, steel plank, steel screw base jack and steel stair case.