摘要
通过试验测试了阀杆柔性石墨与聚四氟乙烯复合填料的的低温性能。介绍了复合填料的装填方式及防止填料挤入阀杆孔弧形挡圈的使用。
The performance test of stem,expanded graphite,teflon. composite stuffing in low temperature.Proves that the stuffing way of using composite stuffing and using arc seal holder ring to control stuffing to get into hole of stem.Can improved the reliabitity of stuffing.
出处
《阀门》
2001年第4期22-24,共3页
VALVE MAGAZINE
关键词
低温阀
球阀
填料密封
low temperature seal
structure of stuffing
