订做氟橡胶ED密封圈(Fluororubber ED Sealing Ring)耐臭氧,耐候性,和抗老化性,抗化学性 DIN_3869- 1994标准上海厂家生产加工定做,销售南京,无锡,广州,珠海,大连,新疆,武汉,内蒙古,郑州...
About the DIN 3771 standard for O-rings The DIN 3771 standard for O-rings is produced by the Duetsches Institut fr Normung (German Institute for Standards). The DIN 3771 specification describes 258 O-rings . Each size is designated by the I...
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