Petroleum, petrochemical and natural gas industries. Shell-and-tube heat exchangers Ingestion-build-137917 as regards the following interfaces

as regards the following interfaces and characteristics in order to enable further standardisation:

8 Information to be clarified by the purchaser and manufacturer

wheat flour and cereal based foods for infants and young children by high performance liquid chromatography (HPLC) with immunoaffinity cleanup and fluorescence detection

BS EN IEC 60332-3-22 specifies methods of test for the vertical flame spread of vertically-mounted bunched wires or cables for higher safety

Petroleum, petrochemical and natural gas industries. Shell-and-tube heat exchangers Ingestion-build-137917 as regards the following interfacesWhat is ISO 16812 Shell and tube heat exchangers about? ISO 16812 specifies requirements and gives recommendations for the mechanical design, material selection, fabrication, inspection, testing and preparation for shipment of shell and tube heat exchangers for the petroleum, petrochemical and natural gas industries. ISO 16812 supplements API Std 660, 9th edition (2015), the requirements of which are applicable with the exceptions specified in ISO