GB/T 9124.1  法兰 DN200-PN16 PL RF Ⅱ 1d/@470ust1@LJS0 PL25(B)-

DN200-PN16 PL RF Ⅱ1d/@470ust1@LJS0 PL25(B)-

1 RF 450-1.6 δs=20

WN40-16 RF A=32 S=2.5

lwn100-300 rf h=58025g hg

BL 25-150 RF

PL100B-16RF bnh80F@ï)a40FFFFFSc R

WN2"-1500 RJ Sch1600S-- RFp�0F.5 RJ-Ro0 RJ00 RFFF5

WN 100(B)-16 RF S=6

WN300-6