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This amendment describes the necessary changes to the data interchange format regarding the capability to hold 3D information and the additional requirements for 3D data
The guidance contained in this European Standard is not intended to be exhaustive
This standard specifies a classification in order to designate rods for gas welding of non alloy and creep-resisting steels in terms of the chemical composition of the rod
Frequency of testing
Convexity-Concavity
Explosion prevention and protection in underground mines. Equipment and protective systems for firedamp drainage Ingestion-build-279162 This amendment describes the necessaryFiredamp drainage is a technical process for selected gas removal, the purpose of which is to reduce the risks presented by inflammable gas and air mixtures. Firedamp drainage is therefore a measure for preventive explosion protection. BS EN 14983: 2007 specifies the requirements for equipment and protective systems for firedamp drainage at mines. It also contains requirements for the construction and monitoring of this equipment and protective
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