本规程提供了PIP管道材料规范中包含的碳钢球阀标签号的详细采购说明，并与PIP PNSM0110一起用于阀门采购。本规程还提供了适用PIP管道材料规范（PMS）中碳钢球阀标签号的交叉参考。

This Practice provides the detailed purchase descriptions for carbon steel ball valve tag numbers included in PIP Piping Material Specifications and used along with PIP PNSM0110 for the procurement of valves. This Practice also provides a cross reference for carbon steel ball valve tag numbers to applicable PIP Piping Material Specifications (PMSs).