HG/T 20592  法兰 WN 200(B)-40 FM.0/0F009 PL10)-

WN200B-40FM.0/0F009 PL10)-

SO 20"-150 RF

bl 150(B)-25 RF S=6

WN 150-150 RF Sch20SFjF-RCH40SSch100FFh40Ff1 Rmpampampam00e6-16 RFF304FÂ&@°F5@PFRF-150 FF5RF@38

WN50-16RF S=5.0m650-4/c

WN 20(B)-16 RF S=12

BL600-10 RFHG/T 20592-2009=2875 A

wn200