GB/T 12459  等径四通 DN 600-Sch60CRSpch8h1FRFF

DN 600-Sch60 CRSpch8h1FRFF

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SO 24"-150 RF0 RF

20592 WN15-150 RF

WN100B-40RFS=6S-

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3 M 1200-12.Ž B=F0-150 ff650d0R-118=541Rth-1

PL150B-25rfF SCH0A

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