... bending test Universal Testing Machines are suitable for quality control of various fields, which include metal wire, nylon wire, ... structure, and convenient operation, and steadiness of performance. The products satisfy standard requirements of GB/T1040, 1041,8804,9341,9647, ISO7500 ... ASTM D790, ISO 9969,EN 13476, and the standards of other plastic pipe materials, suited for tensile, compressive, and ...