an automated tensile testing system proves worthwhile. With the use of a simple robotic testing system for tensile tests, qualified laboratory personnel are relieved of routine responsibilities and therefore available for more complex tasks. The moving crosshead is essentially a cross beam that is controlled to move up or down. For a tensile test, the crosshead tốc độ of the testing machine is directly related to the strain rate in a test specimen. The universal testing machine can be re-configured and physically converted for a flexure test.
In 2014, blood-testing startup Theranos and its founder, Elizabeth Holmes, were on top of the world. The protocol has been issued to address the serious public health risk any potential shortage of supply may cause. Supply of tests listed in the protocol annexes must cease within 10 working days if the test fails validation. This file may not be suitable for users of assistive technology.
During pipe loading the system permits spreader beam to rotate 360 degres at horizontal plane and allows it to move at vertical plane for a minimum value of ±8°. Upper beam height pre-adjustment is done with a hydraulic piston to enable the load piston to work witin larger stroke limits. Locking pins are used to manually fix the upper beam on the columns.
The geometry of the samples should also enable different analysis lượt thích SEM, surface topography measurement, etc. You can choose from a wide variety of test machines such as universal test machines, static & dynamic test machines, structural test systems and more. Each machine is configured to match your application requirements. TestResources’ unique modular design offers flexible systems with the capability to change according to your future needs. Aftermarket support – ZwickRoell provides individually tailored services and tư vấn throughout the entire lifecycle of our testing machine.
AKS has purchased 250kN advanced UTM from ZwickRoell with an automated unit for strain measurement for the quality control of its product. Some of the leading manufacturers of shear testing equipment includes Humboldt Mfg. Co., AMETEK.Inc., Controls S.p.A., Prolific Engineers, Shimadzu Corporation, HOVERLABS, and EIE INSTRUMENTS PVT. LTD., and Nordson Corporation.
The mandrel is held secure in a T-slot grinding plate, which is intended to be mounted to a model trimmer’s working table. When measuring deformation, the extensometer is mounted on the specimen, and the blade contacts the specimen to feel the elongation within the distance between the two blades. Strain is produced by the elastic element through the deformation bar, which is converted into resistance change by strain gauge, and then converted into voltage signal by the appropriate measuring and amplifying circuit.
If more complex calculations for results are required, the computer-controlled universal testing machine is a better choice. Some universal testing machines can be integrated with PLC interfaces or robotics so they can perform automated tests. This is most commonly used in high-volume or repetitive testing environments and these can be performed in hours rather than days when coupling automated processes to the universal testing machines. Fifty years of continuing development has resulted in a main product line of universal strength testing machines for tension, compression, flexure, shear and product testing. Testometric machines are used in over 100 countries worldwide and supported by a network of offices and approved agencies. Series 1100 Universal Testing Machines provide an affordable solution to precision tension, compression, shear, and flexure tests.
Gripping systems, platens, extensometers and other test accessories are not included and have to be ordered separately. Universal Testing Machines can accommodate many kinds of materials, ranging from hard samples, such as metals and concrete, to flexible samples, such as rubber and textiles. This diversity makes the Universal Testing Machine equally applicable to virtually any manufacturing industry. Schematic diagram of scratch testing machine and inclined sample. The signals detected by the AE sensor, the inner ring position sensor and the ball position sensor were sent to the locator. The locator decided the possible AE source positions according to these signals at every AE generation during the fatigue test, and the location results cumulated for each 5min were memorized in the personal computer temporarily.