Square tube pad measuring spot ... Botou Quam factory box square tube series: T-slot square box, magnetic square box, square tube pad, square tube pad box, square box table, steel side box , granite square box, crossed square box, test square box, universal cast iron square box, cast iron square tube, cast iron square box. Detailed specifications please consult - cast iron platform, iron floor, cast iron base, shaped pieces of cast iron, welding platform, crossed platform, machine table, motor test bed, tapping machine table, CNC table, CNC machine tool castings, HT200 / 250 castings, QT400-QT600 casting tax 6000 yuan per ton, excluding tax 5000 yuan per ton. Intermediary paid. Square tube pad is a tool of industrial production workshop for making three-dimensional crossed fitter, can be detected in parallel and perpendicular to the mechanical parts. Square tube pad material is using HT250, according to JB / T3411.56-99 standards. Square tube Face pad can not have a serious impact on the appearance and performance of sand holes, pores, cracks, slag, shrinkage, scratches, bumps, rust and other defects, otherwise it would measure the distortion. Verification: For side length of 300mm and below the square box, square box is placed on each side of both ends of the seized amount of 1mm when test block, the knife-edge ruler on the amount of block work surface, then place in which each is indecent The amount of block test plug both ends of the size difference between the amount of the block size of the equivalent block group just for being indecent when squeezed deviation between both ends. The test should also face the square box longitudinal, transverse and diagonal directions were several sections. When the agreement takes on its maximum in a straight line at various locations in the measured error direction, whichever is the greatest positive difference between the maximum negative difference in the absolute direction and when the error is inconsistent, the flatness of the flat surface for the subject. Company Name: Botou Quam Tools Factory you still hesitating? Schedule, quality, price, everything was ready. Dare to bear under a single consultation. We pay attention to each product, pay attention to every step, high standards and strict requirements, the highest quality we have been to pursue faith, responsibility in our hearts, fine in our hands. We only boutique! ! ! Corporate quality assurance: implement the ISO series of standards, establish a corporate image! We guarantee: do not accept bad products, not create bad products!