NB/T 47022  法兰 G 0-1/50/F Sc/@4-3-9F.60)-20-10160 H=16

47065.3 B5v=22g0-150/F Sc/@4-3-9F.60)-20-10160 H=16

47023 m800-1.6/48-120 ã

WN 14"-300 RF Sch30

PL300(B)-16 RF

SO 25(B)-16 RF

PL100(B)-16 RF

SO 50(B)-16 RF

WN 12"-300 RF Sch10S

SO 80(B)-16 RF

wn50(A)-16RF(0.5FM900-000-0./58RF-150rf-190F5