... . GB, ISO, JIS, DIN,ASTM 3. OEM WDW Computerized Electronic bend Testing Machine 1. double beam 10kN, 20kN2. GB, ISO, JIS ... , cable, wire, steel, aluminum, copper, geo-textile, thread, wood, alloy, PVC, spring, composite, profiled bar, waterproof roll, etc materials.It meet ... . 5. Optional accessoriesØ ExtensometerØ Large deformation Extensometer WDW Computerized Electronic bend Testing Machine