BS/EN 328-2014 pdf download.Heat exchangers Forced convection unit air coolers for refrigeration Test procedures for establishing the performance. In order to fulfil the requirements of this standard, two methods of determining the cooling capacity shall be used...
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ASTM B171/B171M-18 pdf free
ASTM B171/B171M-18,Standard Specification for Copper-Alloy Plate and Sheet for Pressure Vessels, Condensers, and Heat Exchangers. ASTM B171/B171M-18n establishes the requirements for copper-alloy plate, sheet, and circles cut from plate and sheet for pressure vessels, condensers, and heat...