摘要
针对采油井口闸阀密封面耐磨性和开裂问题进行了试验 ,从分析材料的化学成分入手 。
according to a special test and analyzing the chemical constitution of material,use Tocco process to absolute the ability and the craze issue on sealing surface of oil extraction portal gate value.
出处
《阀门》
2003年第3期22-23,共2页
VALVE MAGAZINE
