| Type of test |
For the Dynamic Compression Loading measurements |
| Bar material |
AL-7075 |
| Incident Bar length |
1900 mm |
| Transmission Bar length |
850 mm |
| Bar diameter |
18 mm |
| Throw-Off Bar length |
1200 mm |
| Launch barrel length |
2600 mm |
| Striker Bar Length Range |
100 & 200, 300 & 400, 600 mm |
| Striker Bar velocity |
50 m/sec |
| Pressure Tank |
For compressed nitrogen gas, including regulators, lever and related assemblies for launching the striker bar. |
| Pressure Tank Volume |
25 Liters |
| Operating range Pressure |
Up-to 4 MPa operating range |
| Strain Rate Range |
100 s-1 to 10000 /s |
| Setup Dimension |
Up-to 9 meters |
| Guiding rail |
A combination of multiple rails forming a unified rail, with length adapted to the bar system, including positioning and aligning blocks. |
| Speed measurement |
Optical sensor, measuring range: 0-100 m/s |
| Test accuracy |
1% |
| ø18 bar support and alignment device |
Three-way adjustable bar support |
| Damper |
Energy absorbing material and mechanical buffering means |
| Safety Cover |
Made of plastic board and metal frame |
| Bar storage shelf |
Steel frame for storing bars. |
| Strain gauge Kit |
Strain gages (20 pcs) |
| Data Acquisition System |
4-channel DAQ system, maximum response frequency 1Mhz. 1 x digital oscilloscope Data logger with 4 channels, minimum 2 x signal conditioners, cables and accessories required for building complete circuit |
| Software Capabilities
|
Standard Hopkinson analysis software module: including data import and export, processing, other basic functions that allowed for the creation of strain, stress, strain rate, and stress-strain curves, data browsing, data management and simple processing, report output. |
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