Beryllium copper gaskets are expensive and require even more added expense for platings to protect from corrosion. In addition, they lack good environmental sealing options.

 
  • 铍铜片材垫圈较为昂贵,并且要求表面防腐蚀的电镀层价格不匪。同时,缺少对环境的密封效果。
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