JIS B2220  法兰 SOP FF 10K 15A a3/public/common

LWN40-300 RF Sch80 H=2982r

WN 3"-150 RF Sch8050RF Sch4000743h80�؟½H0 RC

BL20(B)-1500RF0RF16 M S=1& HG

PL 150-10 RFRF s=1/9-16

WN 350(B)-16 RF

HG/T20592 SO150(B)-10RFFF Sch40

PL 150-10 RFRF s=15M/1 15rf/Lc

WN 32-150 RF S=3.5WN RF Sch40ch25 R