HG/T 20615  法兰盖 BL 250-150 RF Sch800 Sp

bl250-150 RF Sch800 Sp

BL10-16T RRFRF h

BL150-300 RF Sc1´1=21.6-43@.5 RJ

wn80-63m�hFSjorum

BL 100-16 RF B=Sch80rf@WN1500 LM05ampampSG Sch16.5 RJ-1

bl 600-25 RF0SFSch4

wn 150-600 rj sch80G20592-200916 R=Fampampam

LWN 100-900 RJRJ RF5 R@RF800 RF s

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