The material chosen for the salt-containing piping and all salt wetted parts is the Ni-Cr-Mo alloy used to construct the salt system in the MSRE and selected for the MSBE.

    Electric heaters, capable of heating all salt-containing piping and equipment to 1200°F,will be provided.The heaters will be 230 v tubular type, and ceramic heaters,in which the heating element is totally enclosed in ceramic. In general, the heaters will be derated by applying a maximum of 140 v.