Railway Sleepers & Fastening Testing Machine_Jinan Kason Testing Equipment Co., Ltd.

Railway Sleepers & Fastening Testing Machine

Maximum static test force

3 * 500kN

Maximum dynamic test force

3 * 500kN

Test force accuracy

± 1%

Dynamic test force fluctuation

≤2% Fs

The three-station sleeper pulsation fatigue tester is based on China's orbit practical needs of fatigue testing in research institutes of transportation engineering testing, specially designed and developed a multifunctional pulsating fatigue test system.

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Railway Sleepers & Fastening Testing Machine

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Product Details

Application:

It is mainly used for testing the mechanical properties and fatigue life of large components and building structures. The machine is equipped with corresponding test loading attachments to achieve typical concrete or steel structures such as beams, columns, plates, frames, sleepers, rails and their welded joints, bridges (full-scale), steel trusses, rubber bearings, railway fasteners Static loading of assembly, steel wire anchors, cables, large deformed springs, slings, rigging, ring joints, automobile chassis, automobile front and rear axles, locomotive bogies, large-diameter precision-rolled rebar, highway pavement structures, etc. Dynamic load performance test and fatigue life test.

Test standard:

EN 13146-4 Railway applications – Track – Test methods for fastening systems-Part4:Effect of repeated loading

EN 13146-9 Railway applications – Track – Test methods for fastening systems – Part 9: Determination of stiffness

EN 13230-2 Railway applications – Track – Concrete sleepers and bearers – Part 2: Prestressed monoblock sleepers.

Product parameters

Maximum static test force	3 * 500kN
Maximum dynamic test force	3 * 500kN
Test force accuracy	± 1%
Dynamic test force fluctuation	≤2% Fs
Dynamic test load asymmetry coefficient	0.2-1.0
Working frequency range	continuously adjustable 2-8Hz
The maximum pulsating displacement of the pulsating hydraulic stationsliding friction pair	800 ml / time, steplessly adjustable; the main bearing structure adopts high load-bearing, high wear-resistant, anti-impact sliding friction pair;
Spindle speed control	Full digital electromagnetic stepless speed regulation, stable speed accuracy of 0.1%, speed change rate of 0.1%, speed measurement accuracy of 1rpm
Pulsing displacement measurement indication	Proprietary anti-interference pulsating displacement electromagnetic measurement digital display technology, maximum capacity 103
Test times measurement and control:	anti-interference electromagnetic measurement technology 1 time / revolution, maximum capacity 108 preset shutdown, automatic storage after power failure
pulsator main motor power	22kW
Lubricant pump motor powergear motor	1.5kW high-speed gear motor
Working oil pump motor power	RK-38 radial piston oil pump motor 1.5kW
Number of fatigue test channels	5, the pipeline is equipped with a switching device, which can perform single-point or multi-point simultaneous fatigue tests