偏心异径管 DN 600×450-Ⅱ-8RE16FWN2

DN 600×450-Ⅱ-8 RE16FWN2

WN700-150 RF Sch400T S=2.5

WN 80-16 RFFF/u00c3/u00af

PL25A)-40 RFCH19 So50-150

wn200b-16rf s=7.5

HG/T20592-2009 WN25-16 M

BL 80-63 M3 FMBL450(1fd=12

LWN350-150 RF3411.500 D0 RF D=335 K=295 n=12 L=23 d=2-4 h=-atic/ch5RF

C-