GB/T 12459  异径三通 DN 100×100×80-8TR05

DN 100×100×80-8 TR05

WN100(B)-25 RF s=10

bl00-25rf3 Sch140RFRF6rf5 RJFf fF225hFFFsRF@FR

PL 300(B)-10 RF5460�X@w5@R222540R@40S56 RF48811ⅡRF-150 FF5RF2@F9@RFM3

PL60-10RF6

WN80(B)-16 RF102965000S FFF 5 RJ=F-1@RFSes

BI 7219

B WN 700-300 RF S=3

BI