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This Publication applies to hot tapping into metallic piping systems containing process fluids or their residues. Additionally, information is provided for special hot tapping applications such as on storage tanks. It covers the welding and cutting (drilling/trepanning
Hot tapping is the technique of attaching a welded branch fitting to piping or equipment in service, and then creating an opening in that piping or equipment by drilling or cutting a portion of the piping or equipment within the attached fitting. (In certain specific situations a...
These procedures for welding as well as making hot taps on pipelines, vessels, or tanks containing flammable liquid or other materials represent a composite of petroleum industry safe practices for this type of work. They may be used as a guide and as a source of information; however, they...
This document applies for new steel converter and its associated equipment (hereinafter referred to as converter plant) used in the process of carbon or stainless steel making as defined in 3.1 and illustrated in Annex B. This document deals with significant hazards, hazardous situations and events...
This standard shall apply to the safeguarding of tanks or containers operating at nominal atmospheric pressure that contain or have contained flammable or combustible liquids or other hazardous substances and related vapors or residues. This standard shall not apply to tank vehicles or tank cars;...
The certification of pipeline components applies for pressure containing components. It covers the pertinent component isolated and does not include connecting pipeline sections, associated structures or supports if not part of the component itself. The certification shall account for maximum...
This document is composed of two parts. The first part supplements EN 303-1, EN 303-2, EN 303-4 and EN 304, hereafter called boiler standards. It specifies the supplementary requirements and tests for the construction, safety, rational use of energy, fitness for purpose, classification and marking...
This European Standard is applicable to gas-fired mCHP appliances producing domestic hot water and electricity. The electricity is generated in a process linked to the production of useful heat. It applies to a mCHP appliances marketed as single unit or as a package fully specified by a...
