For specific performance data and proper material selection, consult your Velan representative.
如果需要特定的性能数据和进行适当的材料选型，请与我们联系。
The paper explains the working environment and wear mechanism of valve retainer. The key factors for superior valve retainer quality are the proper material selection and reasonable part design.
阐述了气门座圈的工作环境和磨损机理，高品质气门座圈的关键在于恰当的材料选择和零件的合理设计。
Service temperature should be considered in selection of the proper thermoplastic valve material for the application.
在实际应用中选择适当的热塑性塑料阀门材质时应该考虑工作温度。
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