Standard Practices for Sampling Particulate Ion-Exchange Materials shop-only PD 6550-4 is the fourth

PD 6550-4 is the fourth part of the document that discusses the design of heat exchanger tube sheets used for unfired fusion welded pressure vessels

This document specifies test methods for the determination of the bearing capacity (ultimate limit state and serviceability limit state) of infill support which cannot be calculated in accordance with current codes or conventional calculations based upon the strength of the materials or to compare the calculation when necessary

are within the scope of BS EN 60730-2-4

) to pick and choose specific options from the standard in order to meet the requirements of the intended objective

Standard Practices for Sampling Particulate Ion-Exchange Materials shop-only PD 6550-4 is the fourth