GB/T 12459  异径三通 DN 150×150×80-8TR

DN 150×150×80-8 TR

WN500(B)-16MFM00-16rf1

WN40(B)-160 RF000

PL100(B)-16 RF01-00J-R�@4�orF/2@ RF5 RJ RFFpaFï؟-3000 S

PL100-10RF

WN 50(B)-40 RF Sch40S

WN 40-150 RF S=5

WN 80-150 RJ400 LG2@-F0S�rFFmp

SO500-150 M-1

PL 50(B)-16 RF70rf200A=2-2061