HG/T 20592  法兰盖 BL 300-10 RFot

bl300-10rfot

SW 15-150 RF SCH80S

47065.4 A1809=14F1222 s=5RF bquot;-150 RF Sch40/rservle2L175ch40Fch40S�4=10 b1=1

BⅡ 19307

47023 M550-1.6/

WN 300-150 RF S=12.7

WN 16"-900 RJ Sch80

PL 50(B)-10 RF

PL200(B)-6RF/

WN 50-150 RF8559Fδ=70 h=165 M-R