Valves in these classes are also available with spiralwound or ring joint gaskets when specified.
如果用户要求,这些压力等级的阀门也可提供螺旋盘绕或环连接垫圈。
2
Meanwhile the performance of graphite spiralwound gasket under different technique parameters was analysed.
同时对不同工艺参数下的石墨缠绕垫片性能进行分析。
3
The seal principle and its constriction of H-type complex gasket were introduced, as compared with wave-toothed compound gasket and spiralwound gasket.