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Creep Testing Kappa SS

Creep Testing Kappa SS
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Messphysik Zwick Materials Testing Product Information Electromechanical Creep Testing Machine Kappa SS Kappa 50 SS Application Load Frame and drive system The Electromechanical Creep Testing Machine KAPPA SS offers a wide range of applications. • • • • • • • • • • • • • Creep tests Creep rupture tests Stress rupture tests Relaxation tests Creep crack tests Definition of individual stepless sequences of load and temperature ‘Advanced creep‘ - Tests - Creep fatigue tests - Creep strain modelling (e.g. to give creep strength at various levels of strain) - Creep ductility - Creep property deterioration due to service exposure - Creep data from component tests Additional load-, stress- and strain-controlled tests such as tensile, compression, flexure, LCF or fracture toughness Ambient or elevated temperature For long term tests (reaching up to 10,000h) • • • • • • • Stand-alone floor machine High stiffness, precision and durability by 4-columns-design and central single screw Precise axial alignment according to ASTM E 292 by precision crosshead guiding and special seating load train Requires no special base or foundation Includes vibration isolation with Sylomer-dampers under the load frame High resolution crosshead resolver and high resolution load channel permit excellent control characteristics Precise speed of +/-0.1% of set speed in range of 1µm/h to 100 mm/min (no load or constant load) measurement (average over 5 sec or 10 mm) High durability by use of brushless AC-motors Drive control sampling and adjustment frequency 6 ms Optional integration of high temperature controller in Kappa SS base

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Messphysik Zwick Materials Testing Product Information Electromechanical Creep Testing Machine Kappa SS Technical data: Kappa 50 SS Kappa 100 SS load capacity 50 kN 100 kN test area-depth unlimited unlimited test area-width between drive screws 720 mm 720 mm test area-height 1 max. 1350 mm max. 1350 mm crosshead stroke s 250 mm 250 mm Lateral support of moving crosshead precision sliding bearing on four hard chromium-plated columns (40 mm diameter) Test speed range 0.001 mm/h to 100 mm/min 0.001 mm/h to 100 mm/min Return speed 100 mm/min 100 mm/min Crosshead speed accuracy +/- 0.1 % of...

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Messphysik Zwick Materials Testing Product Information Electromechanical Creep Testing Machine Kappa SS Accessories Measurement of Load line Deflection Extensometers Side entry Axial entry Measurement of axial strain Side Entry: Contacting Extensometer Optical Extensometer • • • • up to 1.200 °C high purity alumina rods mounted on the HT-furnace Option: water cooling • up to 1.200 °C • rod-in-tube-Design Axial Entry: Creep Crack Growth measurement Typical presentation of Creep Crack Growth Test - Load Line Deflection measured by rod-in-tube Extensometer - Crack length measured by...

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