Abstract
Choosing a manhole cover compression tester relies on bearing force range, test standard compliance, and long-term operational stability. This brief 2026 buying guide introduces HST-YJ1000W computer-controlled manhole cover compression testing machine, covering its structure, core specs, matching standards and after-sales service, to help municipal factories, inspection institutions pick cost-effective manhole load testing equipment.
Key Takeaways
· Manhole cover testers are selected based on max bearing force and product test standards.
· HST-YJ1000W reaches 1000kN max test force, Class 1 force measurement precision.
· Computer closed-loop automatic loading supports cyclic constant force test per national standards.
· High-rigidity four-column frame + ball-joint pressing head ensures uniform stress and accurate data.
· Complete standard accessories, one-stop matching without extra procurement.
· Remote after-sales guidance lowers equipment downtime and training cost.
Manhole Cover Compression Tester Core Composition
The manhole cover compression testing system consists of rigid main frame, electro-hydraulic servo power unit, precision load sensor, computer control software and dedicated compression fixture. HST-YJ1000W is an integrated all-in-one solution, combining high-stiffness frame, stable hydraulic system and full digital control software to realize repeatable, high-precision compression & bending load tests for various manhole covers.
HST-YJ1000W: Cost-Effective 1000kN Manhole Cover Test Bench
Manufactured by HST GROUP (Jinan Hensgrand Instrument Co., Ltd.), a 20+ year professional material test equipment manufacturer, HST-YJ1000W sets a cost-performance benchmark for large-tonnage manhole cover compression testing equipment.
Application & Test Standards
· Test specimens: cast iron manhole cover, resin composite manhole cover, steel fiber concrete manhole cover
· Test items: compression resistance, bending failure load, cyclic bearing load test
· Applicable scenarios: municipal product factory QC, engineering acceptance, third-party inspection
· Compliant standards: GB/T2611, JJG139, CJ/T3012-1993, CJ/T121-2000, JC889-2001
Mechanical Structure Advantages
· Four-column ultra-rigid main frame, safe and no deformation under full load
· Upward-mounted loading cylinder, easy specimen placement
· Ball-joint compression head, fully fits manhole cover surface to avoid measurement error
· Low-noise hydraulic power unit, imported precision oil filter to extend hydraulic system service life
· Compact layout, complete supporting PC and printer, ready to use after installation
Core Technical Specifications
· Max test force: 1000kN
· Force accuracy: ≤±1% (Class 1)
· Loading speed: 0.1–25kN/s
· Piston stroke: 300mm
· Deformation resolution: 0.01mm
· Control modes: constant force, constant stress, force holding, programmable cyclic loading
· Overload protection: automatic unloading at 103% full scale
Intelligent Control Software
· Real-time display of load peak, displacement and test curves (force-time, force-deflection)
· Automatic data collection, one-click generate & print editable test reports
· Automatic force zero reset, eliminate manual reading error
· Full closed-loop automatic operation, no manual intervention for standard test cycles
Core Purchase Reference Factors
After-Sales Support
· Whole machine 12-month warranty
· Remote video installation, operation & maintenance training
· Self-owned factory production, fast spare parts supply
Total Cost of Ownership
· Low failure rate hydraulic system, reduce daily maintenance cost
· Complete standard accessories, no extra fixture purchase cost
· Long service life frame, extend equipment replacement cycle
Certification Qualification
· ISO9001, CE certified
· Meets national machinery & metrology verification standards, valid for third-party inspection
Decision Guidance
HST-YJ1000W computer-controlled manhole cover Compression Testing machine balances large load capacity, test precision and economic cost, ideal for routine quality inspection of all types of manhole covers. For municipal manufacturing, engineering acceptance and laboratory detection, it provides stable, fully automatic compression testing solutions.
FAQ
1. What manhole covers can this machine test? It supports cast iron, resin composite, steel fiber concrete manhole covers, covering mainstream municipal manhole product detection requirements.
2. Does it support standard cyclic loading test? Yes, the software can program cyclic loading waveforms as required by national standards for fully automatic testing.
3. What’s the warranty period? The complete machine enjoys a 12-month warranty.
4. Can it pass third-party metrology inspection? It complies with national metrology verification regulation JJG139, supports formal third-party calibration and inspection.
HST GROUP – Focus on Material Test. Contact us via WhatsApp: +86 15910081986
