Push Pull Testing For Construction Industry Supplying Calibrated Gauges. Stress Load Testing Procedures For On Site Evidence To Testing Standards.
Push pull testing is normally performed to measure how strong the material bonding is between a typical bolt and concrete.
Push pull testing procedures are conducted to BS5080 Part 1 standards.
Regardless of the type of bonding material used, it is important to note that testing for bonding strength is an universal principle.
Push pull testing and tensile strength testing is normally performed because a myriad of factors may impinge upon proper bonding of the fixings. The greatest concern is that some of these factors may go unnoticed especially when inspection is only carried out visually. Among these are damage caused to the bonding material resulting from low temperature, frost, or when water infiltrates into the joining compound. Another reason for poor surface bonding strength is as a result of smooth side walls.
The overall integrity of a whole set of fixings lose in strength so as to loose the complete strength of the structure because of the essential bonding materials being weak. Ultimately, this may cause the construction malfunctions leading to disastrous results. Push pull testing enables early detection of such faults and defects. As a result, constructors are able to fix the problems. Early fault detection reduces future problems. It also helps to add to the assurance of any structure's integrity.
Push pull testing can be carried out either on large scale or a smaller intensive batch. Testing always entails duplication of the design maximum stress levels anticipated in construction as required by the standards of the industry. This is not destructive testing so the maximum loads applied as well as the sample scale of the tests will be decided upon by the on-site engineers.
Push Pull Testing is a sampling as a quality assurance measure. Should problems be found then the Pull Out Testing can be used to quickly detect the scale of the problem.
Quicker Pull out testing , on the other hand, can be applied in instances when the costs of the large scale is far reaching and problems have been found.
Pull Out Tests are for strength testing only where the passing of maximum load tolerances are recorded only. The test procedure are the same as Push Pull Tests but only the pass or failure is recorded. While the Push Pull Tests can find problems the rapid Pull Out Tests can quickly find out the extent of such problems.
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