        CMT-300 Computer Control Electronic Universal                           Testing MachineÂ
â… . Name and Model of Equipment
CMT-300Â Computer control electronic universal testing machine
â…¡. Application of Equipment
This machine is applied in analysis and research of statics property testing of tensile, compression, bending, shearing, peeling, tearing, loading, relaxation, reciprocating and other items of metal and nonmetal material (including composite material). It can calculate ReH, ReL, Rp0.2, Fm, Rt0.5 , Rt0.6, Rt0.65, Rt0.7ã€Rm, E and other
testing parameters automatically and can do test and provide data according to GB, ISO, DIN, ASTM, JIS
domestic and other international standards.
Ⅲ. Applicable Standards (Please consult us about other applicable standards)
1. GB/T 16491-2008 Electronic universal testing machines
2. JJG 475-2008 Verification Regulation of Electronic Universal Testing Machine
3. GB/T 13634-2000 Metallic materials-calibration of force-proving instruments used for the verification of uniaxial testing machinesÂ
4. ISO376:2004 Metallic materials-calibration of force-proving instruments used for the verification of uniaxial testing machinesÂ
5. GB/T16825.1-2002 Metallic materials-Verification of static uniaxial testing machines-Part 1: Tension/compression testing machines-Verification and calibration of the force-measuring system
6. ISO7500-1: 2004 Metallic materials-Verification of static uniaxial testing machines-Part 1: Tension/compression testing machines-Verification and calibration of the force-measuring system
7. GB/T 228-2010 Metallic materials-Tensile testing
8. ISO 6892-1-2016 Metallic materials-Tensile testing-Part 1: Method of test at room temperature
9. ASTM E8 Standard Test Methods for Tension Testing of Metallic Materials
10. ASTM A370 Standard Test Methods and Definitions for Mechanical Testing of Steel Products
11. GB/T 3098-2010 Mechanical properties of fasteners-Bolts, screws and studs
12. ISO 898-1: 2009 Mechanical properties of fasteners made of carbon steel and alloy steel-Part 1: Bolts, screws and studs with specified property classes-Coarse thread and fine pitch thread
13. GB/T 232-2010 Metallic materials-Bend test
14. ISO 7438-2016 Metallic materials-Bend test
15. GB/T 7314-2017 Metallic materials-Compression test method at room temperature
16. ASTM E9-2009 Standard Test Methods of Compression Testing of Metallic Materials at Room Temperature
17. GB/T 1499.2-2018 Steel for the reinforcement of concrete
18. ISO 6935-2: 2015 Steel for the reinforcement of concrete-Part 2: Ribbed bars
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Ⅳ. Main technical parameters
Measurement Parameters | |
Maximum test force | 300kN (can add sensors to extend the force range) |
Accuracy class | 0.5 |
Measuring range of test force | 0.2%～100%FS （full scale） |
Indicating error of test force | Within ±0.5% of indicating value |
Resolution of test force | ±1/300000 of maximum test force, grade unchanged and resolution unchanged in whole process |
Measuring range of deformation |                       0.2%～100%FS |
Indicating error of deformation | Within ±0.5% of indicating value |
Resolution of deformation | 1/300000 of maximum deformation |
 Indicating error of displacement | Within ±0.5% of indicating value |
Resolution of displacement | 0.025μm |
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Control Parameters | |
Adjustable range of force control rate | 0.005～5%FS/s |
Control accuracy of force control rate | When rate is less than 0.05%FS/s, within ±2% of setting value; When rate is no less than 0.05%FS/s, within ±0.5% of setting value. |
Adjustable range of deformation rate | 0.005～5%FS/s |
Control accuracy of deformation rate | When rate is less than 0.05%FS/s, within ±2% of setting value; When rate is no less than 0.05%FS/s, within ±0.5% of setting value. |
Adjustable range of displacement rate | 0.001～500mm/min |
Control accuracy of displacement rate | When rate is less than 0.05%FS/s, within ±1% of setting value When rate is no less than 0.05%FS/s, within ±0.2% of setting value |
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Other Parameters | |
Effective testing width | 550mm |
Effective distance of tension | 420mm (including wedge tensile fixture and can be custom-made according to user’s requirements) |
Removable distance of beam | 1000mm |
Size of host (length x width x height) | （1070×920×2550）mm |
Weight of host | About 1000Kg |
Power supply | 380V, 50Hz ,5kW, |
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