BS StandardsBS 5150 (Cast Iron Gate Valves): It stipulates the pressure-temperature ratings of cast iron gate valves under different operating conditions. These ratings are determined based on the properties of cast iron materials and the structural design of the valves. For example, under normal te
Read MoreBS StandardsBS 5150 (Cast Iron Gate Valves): It stipulates the pressure-temperature ratings of cast iron gate valves under different operating conditions. These ratings are determined based on the properties of cast iron materials and the structural design of the valves. For example, under normal te