HG/T 20592  法兰 WN 100-25 MFMB/1.0Cdefi/1

WN100-25MFMB/1.0Cdefi/1

SO 25-150 RF7.�n100-0=/140chM 900-ckb0f1050-4.16H/0150

wn 32b)-16 rf=pam/46-

wn40-1500 fmrf

WN 250-150 RF Rflu-4.重 R1.04.S0-

HG/T20592-2009 WN15(B)-16 RF S=2

LWN 80-300 RF Sch160mpampampampa

SO 80-150 RFS=1260 D=/M S=0

SP-