Section steel lifting appliance

The invention relates to a profile steel lifting appliance which comprises a first clamping assembly located on the left side of profile steel and a second clamping assembly located on the right side of the profile steel. The first clamping assembly comprises at least one clamping piece arranged in the forward direction. The second clamping assembly comprises at least one clamping piece which is placed in the reverse direction. The clamping piece comprises a clamping piece body; a clamping jaw is arranged on the left side of the bottom of the clamping piece body, and the clamping jaw of the first clamping assembly and the clamping jaw of the second clamping assembly support the legs of the profile steel. A through adjusting hole is formed in the clamping piece body; the adjusting hole inclines towards one side far away from the clamping jaw from top to bottom; the adjusting hole of the first clamping assembly and the adjusting hole of the second clamping assembly are provided with locking and fixing units whi