A ferrule type, flareless fitting is provided that may optionally be pulled-up to its assembled condition by torque rather than by turns.

提供一种套圈式无扩口管接头，该管接头可以通过扭转而不是通过转动随意地接上到它的装配好的位置。

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Tube fittings shall be flare less compression type of three-piece construction consisting of ferrule nut and body suitable for use on ss tubes.

管道管件应为非扩口压缩式三件构造，由套圈、螺帽和本体组成，适宜安装在不锈钢管道上。

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This paper reports the detailed investigations on the composition, shaping process and material sintering of zirconia ceramic ferrule for PC type of fiber optic connectors.

本文对陶瓷pc型光纤活动连接器的关键部件二氧化锆插针体的材料配方，材料成型，材料烧结工艺进行了详细的研究。

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