1. Introduction
→used in static compression test for various manhole cover,trench cover,well grates/shutter grates.
→used in bearing capacity test of frame and residual deformation test for various manhole cover,trench cover,well grates/shutter grates.
→used for manhole cover loading test, displacement deformation test, strain test, compression cyclic test,etc.
→used for low frequency cyclic loading test - manhole cover dynamic fatigue test, triangle waveform load fatigue test, dynamic loading frequency ≥0.2Hz.
→used for load test, deformation test,strain test, compression cyclic test.
→used for crack load test,break load test,residual deformation test,crack width test.
→with high resolution camera to monitor crack change, real-time monitoring and display,acquisition and processing crack status.
→used for static compression and dynamic fatigue tests for manhole covers/wellshutters,cover plates,well grates/shutter grates used in green belt, tree lawn,sidewalk,pavement,motor way,bicycle lane,parking lots,wharf,airfield runway,highway,biotope,etc.
Test Standards
→BS EN 124:2015 Gully tops and manhole tops for vehicular and pedestrian areas
→Part1: Definitions, classification , general principles of design, performance requirements and test methods
→Part2: Gully tops and manhole tops made of cast iron
→Part3: Gully tops and manhole tops made of steel or aluminium alloys
→Part4: Gully tops and manhole tops made of steel reinforced concrete
→Part5: Gully tops and manhole tops made of composite materials
→Part6: Gully tops and manhole tops made of polypropylene (PP), polyethylene (PE) or unplasticized poly (vinyl chloride) (PVC-U)
→GB/T23858-2009 Manhole cover
→GB26537-2011 Steel fiber reinforced concrete manhole cover
→JC/T948 Steel fiber reinforced concrete water outlet cover
→JC889 Steel fiber reinforced concrete checking well cover
→CJ/T211 Inspection manhole hid made of polymer matrix composites
→CJ/T327-2010 Spheroidal graphite cast iron composite resin manhole cover
→JC/T1009 Glass fiber reinforced composite inspection well lid
→CJ/T3012 Cast iron manhole top
→CJ/T121 Composite material inspection well lid of regenerated resin
→CJ/T130 Composite material water grate of regenerated resins
2. Technical Specifications
JAW-1000/200 Manhole Cover Compression and Fatigue Testing Machine(EN/EU) |
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1 |
Max. Load capacity |
1000kN |
2 |
Relative error of indicating value of load |
≤±0.5% |
3 |
Measuring range of load |
1%-100% |
4 |
Load resolution |
1/±300000F.S |
5 |
Constant rate stress range |
2~60 N/mm2·S-1 |
6 |
Stress rate error |
≤±1% |
7 |
Constant rate strain range |
0.00025/s~0.0025/s |
8 |
Strain rate error |
≤±1% |
9 |
Measuring range of deformation |
0-1000mm |
10 |
Deformation resolution |
0.01mm |
11 |
Loading speed |
0.02%~2%FS/s |
12 |
Compression test space |
0-1000mm |
13 |
Test space (L*W) |
1500mm*2000mm |
14 |
Spherical stiffness cushion block |
Φ250x40mm;Φ356x40mm |
15 |
Piston stroke |
0-1000mm |
200kN Manhole dynamic fatigue testing system |
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16 |
Motor power |
3.0kW |
1 |
Dynamic load test |
±200kN |
2 |
Dynamic loading frequency |
≥0.2Hz |
3 |
Dynamic loading stroke |
0-200mm |
4 |
Dynamic loading resolution |
1/±300000F.S |
5 |
Measuring range of dynamic load |
1%-100%F.S |
6 |
Relative error of dynamic load |
≤±0.5% |
7 |
Single cyclic dynamic loading |
2.5x10⁵ |
Photograph System of Crack Testing for Manhole Cover |
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1 |
Loading frame |
Four columns, high stiffness, high stability, |
2 |
Working voltage |
380V, 50Hz |
3 |
Motor power |
5.0kW |
4 |
Dimension of loading frame (L*W*H) |
≈1710x2000x3410mm |
5 |
Dimension of control cabinet (L*W*H) |
1160*800*940mm |