Reading standards
Reading standards: scope, limits of use and technical checkpoints.
5 guides
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How to read a hose standard and check its edition
A standard number alone is not enough: the edition, the scope and any amendments must be checked. A publicly available summary of a standard does not replace the full technical requirements. Product conformity must also…
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Navigating between SAE, EN and ISO codes
SAE, EN and ISO references belong to different standards systems. The fact that they describe a similar hose construction does not mean that all dimensional, test and performance conditions are equivalent; comparison mu…
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The difference between a product standard and a test standard
A product standard addresses which product and performance framework is being discussed; a test standard addresses how a specific property is to be measured. The presence of a test method number in a report does not, on…
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Distinguishing standard scope from application suitability
A product that falls within the scope of a standard and a product whose conformity to the standard has been verified are not the same thing. The scope says which subject the document addresses; conformity requires evide…
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How to handle catalogs that cite outdated standards
When an outdated standard reference is found, the status of the document and any superseding edition are investigated first. Publication of a new edition does not automatically make an older product unsafe or compliant …
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