hydraulic tensile machine hydraulic tensile machine Function and performance index  Force measurement in four levels: 100%, 50%, 20%, 10% (automatic range switching) Measurement force resolution: 0.05% Force measurement accuracy: ± 1% Deformation measurement range: Maximum deformation of random electronic extensometer Deformation measurement is divided into three levels: 20%, 50%, 100% (automatic range switching) Deformation measurement resolution: 0.05% Displacement measurement range: …