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JB气缸冶金气缸单活塞杆，活塞双向作用、具有固定缓冲。符合JB1444~1448-74标准，目前冶金行业广泛应用。性能*、经久耐用。各种安装形式适合不同用户需要。
Single piston rod, piston action both directions, with fixed cushion, conforming to  stanadard  in  JB1444~1448-74  currently applied widely  in metallurgical industry,  featuring advanced  level performance and along working  life. Available in various installation modes to suit different customer needs.