Συσκευές για τη σύνδεση σωλήνων EUE και NUE με κλάση χάλυβα J55/K55

Video Description:
Discover high-quality API 5CT J55 K55 N80 L80 L80-13Cr casing and tubing pup joints designed for oilfield applications. These pup joints, manufactured by Puyang Zhongshi Group, ensure precise length adjustments for tubular strings with superior mechanical strength and wear resistance.
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