The sealing ring by a similar to the rubber or plastic non-metallic materials.
该密封圈由一种类似于橡胶或塑料的非金属材料制成。
Generally use the soft rubber type sealing ring seal, hard seal ring-type metal seal used.
软密封型一般采用橡胶环密封，硬密封型通常采用金属环密封。
Rubber O-ring sealing is a kind of self-sealing, which can be applied under 1.
形橡胶圈密封属于自紧密封，使用压力范围广从1。
Rubber O-ring sealing is a kind of self-sealing, which can be applied under 1.
形橡胶圈密封属于自紧密封，使用压力范围广从1。
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