Connecting pin of combined steel template

A connection pin of combined steel formwork is characterized in that the shoulder portion (1) on the upper end of a pin has two inclined surfaces on both sides, and is wider than a connection pin (2); the connection pin has an equal width; a taper end (4) is arranged at the lower end and has the consistent inclination degree to the shoulder portion; a waist-shaped pin hole (3) is arranged on the connection pin (2) and is clearance-fitted with the connection pin (2) of the connection pin of suitable combined steel formwork. The utility model the advantages of simple structure, smart design, good structural stability, safe and reliable use, simple and convenient assembly and disassembly, long service life, and repeated use.