两端法兰式伸缩器 SQP-DN32,SSQP-DN40,.SSQP-DN50,SSQP-DN65,SSQP-DN80,SSQP-DN100,SSQP-DN125,
11-48


2000
80
680
500
590
2230
46-54
46-48
12-48


2200
88
720
540

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