ASME B16.47  法兰盖 BL 25"-150 RJF Sch40S

B BL25"-150 RJF Sch40S

WN250(a)-25Fm RFj.6F

WN 80(B)-16 T Sc

PL40B-16FFJA/

BL100-16 RF

WN1/2-150RFRF0 60-1F5 RJfFkFSp11RSch2000 rFF7.5 RJ�

BL40-16 RF-4M6.40hAS

SO 300-150 RF

PL200-150RF34- sF08F FF.105J000-R@rf3 ScF@ï MF7.5

pl50(b)-25fm7023 r