A slide caliper for transmission tower material detects

The utility model discloses a slide caliper for transmission tower material detects, including main scale, vernier scale and survey leg, its characterized in that: the main scale on be equipped with two row upper and lower scales of same initial point, the vernier scale establish two row upper and lower scales that are equipped with two differences respectively and play the initial point, the appearance of survey leg be the cone, the inboard of surveying the leg is the plane, the survey leg on still the mark be carved with the upper and lower critical dimension scale value in aperture commonly used, this slide caliper can satisfy especially all crucial sizes of angle steel of inspection transmission line iron tower tower material simultaneously, includes limb width, thickness, aperture, pitch -row, accurate distance and end distance, easy operation is swift, can improve test efficiency by a wide margin.