HG/T 20592  法兰盖 BL 80-63 M3

BL 80-63 M3

PL100(B)-16fF b

3 T 500-2.500b4=60 Sch4Sc-16 F40

bi 2100-f/s.2.5ff1f RF0 h=119M.41=F/6 RS S05

WN200-300RFF-)-6F16RFF 20FF16 rf hg/t2

WN150-300 RF Sc8

bl 300-300 rf10rf0150rf

WN 32-150 RF Sch160

WN200-40RF BRF5S=3=15

3 CFM 400-2.5 δ0=10t