Packaging - Basic tests for transport packages Part 3: Stacking test methods using a static load
1 Scope
This part of GB/T 4857 specifies the main performance requirements, test procedures and contents of test reports of test equipment used for static load stacking test of transport packages and unit goods.
This part is applicable to assess the compressive strength of transport packages and unit goods during stacking or the protection ability of internal contents. It can be either a single test or a part of a series of tests.
2 Normative references
The following documents contain provisions which, through reference in this part of GB/T 4857, constitute provisions of this part. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this part. However, parties to agreements based on this part are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest editions apply to this part.
GB/T 4857.1 Packaging - Basic tests for transport packages - Part 1: Identification of parts when testing (GB/T 4857.1-1992, ISO 2206: 1987, MOD)
GB/T 4857.2 Packaging - Basic tests for transport packages - Part 2: Temperature and humidity conditioning (GB/T 4857.2-2005, ISO 2233: 2000, MOD)
3 Terms and definitions
For the purpose of this part of GB/T 4857, the following terms and definitions apply.
3.1
test specimen
a complete filled transport package or unit load
4 Principle
The test item is placed on a flat, horizontal surface and subjected to an evenly distributed load applied from above, using one of three methods. The load, atmospheric conditions, period of time under load and attitude of the test item are predetermined.
Foreword I
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
6 Preparation of test specimen
7 Conditioning
8 Procedure
9 Test report
