Socket joint formula pipeline hydraulic pressure test system

The utility model belongs to the technical field of seal for pipe joints, specifically provide a socket joint formula pipeline hydraulic pressure test system. The utility model discloses it can not recycle, not possess the problem of flexible interface rotational characteristic and resource -wasting...

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Bibliographische Detailangaben
1. Verfasser: WANG CONGSHUI
Format: Patent
Sprache:chi ; eng
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