HG/T 20592  法兰 WN 80-100 GRF/ S=/4/Fde

WN80-100 GRF/ S=/4/Fde

SO 80(B)-16 RFS=5 s=(B)9F210 C06-10(B)-

BL500-25m7A402059ni2756=5/u0083/u00c6/u0092/u00c3/

PL 65(A)-16 RF b=4

pl125-10rf f1=2.5 d=18-1.0/50.02

WN 24"-150 RF Sch10S/rf/1340

PL 80(B)-16 RF-300 RF Sch10SFSch1

WN 50-150 RF S=4