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1.Main purpose
The microcomputer screen display hydraulic universal testing machine developed and produced by Shandong Huayan Intelligent Equipment Group Co., Ltd. adopts a microcomputer desktop oil source and electrical integrated control cabinet. It is beautiful and elegant. It has a fully digital screen display testing machine control system. It manually adjusts the oil inlet of the oil delivery valve to realize tensile, compression, bending and other tests of materials. The microcomputer screen displays and processes the test results, and can automatically analyze and process the test data, fully meeting GB/TIn accordance with the requirements of 228.1-2021 "Metallic Materials Room Temperature Tensile Test Methods", the screen display measurement and control system has a network interface, which can facilitate laboratory network operations and network transmission of test results.It is suitable for tensile, compression, bending, shearing and other tests of metal materials. After the test, the experimental results such as FM, REH, REL, RPO.2, RP1, RM and elastic modulus E of the material are automatically obtained.Equipped with corresponding accessories and testing software, it can also test non-metals such as wood, cement, concrete, rubber and their products.
2.Performance features:
1. The specially made extra-thick jaw base completely contains the jaws within the jaw base body when clamping the sample, making the sample clamping more reliable, eliminating the possibility of trumpet-shaped deformation and damage due to the shallow jaw base, and greatly extending the service life of the equipment.
2. A wear-resistant lining plate is added between the jaw seat and the jaw clamping plate to prevent oxide scale from falling in during the metal stretching process and causing scratches on the bevel of the jaw seat, making the clamping process smoother and more reliable.
3. The measurement and control software is based on the Chinese windowsXP operating system platform, with fast running speed, gentle interface,
3. Manufacturing standards
The manufacturing and inspection of this testing machine are based on the relevant provisions of the following standards:
GB/T16826-2008 "Electro-hydraulic Servo Universal Testing Machine"
JJG139-1999 "Tensile, Compression and Universal Testing Machine"
GB/T228-2021 "Metallic Materials Room Temperature Tensile Test Method"
4. Technical parameters:
Structural form | Four-column or two-column, double-screw cylinder under-mounted high-strength main engine structure | |||
Testing power | 300kN | 600kN | 1000kN | 2000kN |
Testing machine level | Level 1/Level 0.5 | |||
Test force measurement range | 20%-100%FS | |||
Relative error of test force indication | ≦±1% of indication value | |||
force resolution | 1/300000 | |||
Deformation measuring device | Contact electronic extensometer (video or non-contact extensometer can be specially customized) | |||
piston maximum stroke | 250mm | |||
Control method | Manual oil return, microcomputer screen display | |||
Effective stretching space | 650mm | |||
Effective compression space | 550mm | |||
Column spacing | 450mm | 500mm | 550mm | 700mm |
Clamping method | Hydraulic automatic clamping | |||
Round specimen clamping diameter | Φ13-60mm range (can be customized) | |||
Flat specimen clamping thickness | 0-60mm (can be customized) | |||
Flat specimen clamping width | 75mm | 75mm | 80mm | 80mm |
Upper and lower platen dimensions | Φ160mm (can be customized) | |||
Bending roller spacing | 600mm | |||
Bending roller width | 140mm | |||
safety protection device | Mechanical limit protection and software overload protection |