The YAW-300 microcomputer全自动 pressure testing machine is used for compression and flexural testing and research of cement, concrete, mortar, bricks, rocks, and other specimens. It can also be used for various metals, non-metals, and composite materials.
According to the standard
1. GB/T 17671-2020 Test Method for Strength of Cement Mortar (ISO)
2. GB10238 - Oil Well Cement
3. GB 18445- Cementitious Capillary Crystalline Waterproofing Materials

Key features
1. Precision zero-backlash ball screw, high rigidity and high stability dual-column load frame. Frame size can be customized.
2. Load, stress, and automatic control retention.
3. High-precision force gauge with wide linearity and excellent stability ensures accurate load measurement.
4. High-speed, low-vibration, maintenance-free, quiet AC servo motor drive system.
5. The database uses the ACCESS format, supports network database communication and management, and has a built-in Ethernet interface.
6. The circuit board uses optoelectronic isolation design, providing strong anti-interference capability.
7. Fully digital, multi-channel, multi-functional, and easy-to-operate HRJ-test control and measurement software.
7.1 Real-time control and display of test force and curves, full keyboard input operation, and intelligent control mode setting system.
7.2 Process reproduction, data reanalysis, curve magnification, comparison, traversal.
7.3 Test curves can be freely zoomed in and out; multiple curves can be displayed simultaneously with automatic full-scale adjustment.
7.4 Flexible Excel or Word report formats, with options to select, specify, sort, separate, merge, and output multiple types.
7.5 Test ends automatically and returns, intelligent, efficient, and fast.
8. Multiple protection functions: overload protection for test force; overcurrent and overvoltage protection; safety protection when the specimen breaks; operational guidance protection; automatic protection at the end of the test, etc.
Technical Specifications
1 | Maximum compressive test force | 300kN |
2 | Maximum bending test force | 10kN |
3 | Test Force Measurement Range | 1%-100% FS |
4 | Relative error of indication | ±1% of reading |
5 | Test force resolution | 0.01kN |
6 | Loading rate range | 0.05-8.0kN/S |
7 | Screw moving speed | 0.05-40mm/min |
8 | Screw travel | 0-100mm |
9 | Clear distance between bearing plates | 200mm |
10 | Diameter of the bearing plate | Φ150mm |
11 | Clear spacing between columns | 300mm |
12 | Power supply voltage | ~220V±10% 50Hz (must be reliably grounded) |
13 | Machine power | 1000w |
14 | Machine Dimensions (L x W x H) | 630×560×1360mm |
15 | Machine weight | 370kg |
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