Assembled metal rail railing

The utility model discloses an assembled metal rail railing, including railing, rectangular, base, pin and horizontal pole, horizontal pole fixed connection the railing main part is constituteed to the railing, the one end of horizontal pole is equipped with the recess, the other end is equipped with the arch, and is adjacent the railing main part is passed through the recess with it is protruding fixed, be equipped with the dovetail on rectangular, the railing pass through joggle piece that the lower extreme becomes a body structure with the dovetail joggle, rectangular lower extreme is equipped with first connecting pipe, the upper end of base is equipped with the second connecting pipe, second connecting pipe external diameter with first connecting pipe internal diameter is the same, first connecting pipe with the second connecting pipe all is equipped with radial hole, the pin is worn to establish first connecting pipe with among the radial hole of second connecting pipe. The utility model has the advanta