GB/T 12459  异径三通 DN 700×700×300-Sch140TR

DN 700×700×300-Sch140 TR

so80-25rf.6¦ 3000-f N= S-105S=8-6 未=1000 H

SO 80-150 RF)-16 G-10F/

BL500-40 RF0Smpampampamppampam

BL40(B)-25RFB)-40RFS=5

SO 65-150 RFh40)-6 RF-=785rf

WN 1000(B)-6 RF S=9S=86rA300b/h20Dm210F-0

BL500-25 RF δ06an=12 dn=4