HG/T 20592  法兰盖 BL 600-16 RFf1000-1.0F Sch10S RF=7

BL600-16 RFf1000-1.0F Sch10S RF=7

APA-5 δ=32 S1=255

SO 80-25FF b=4

DN 150×80-3.5 RC

WN150-150RF

WN000-150RF0h3-6=15(

WN 150(A)-63 RF S=630R�FSRF 12R@s

WN 12"-900 RF Sch80SFW9*B75F-16 �

SO 350(A)-10 FM0hpaR66rf=6

PL 10(B)-16 RF=3.5h80S/F)59