HG/T 20592  法兰盖 BL 150-16 RFF3fm Sc)-10rfLv��п│п⌠п▌п╡

BL150-16RFF3fm Sc)-10rfLv��п│п⌠п▌п╡

WN150-300RF B=154.1

47021 CFM 600-1.0c

bl 50(b)-25 m0C

耳座 B1

47023 C-FM700-4.0 S=14h40s9.5/68-160 S Sch120/CM40hSCH800F-

PL 500(A)-16 RF

DN300/PN16/01A

WN 65(B)-160 RF S=5

PL 500(B)-16 RF1=3 d=8