GB/T 12459  偏心异径管 DN 600×10-Sch120RE00 REb6.850 65B)6=0/70F1

DN 600×10-Sch120 RE00 REb6.850 65B)6=0/70F1

PL350B-25RF25.0956FM43R H

47023 C-M800-1.-16=3/u00a3

PL150-10RF(B)F16rf)/161051260

PL10B-25FFSF 9000-

PL 40(B)-25 RF97j5RF rf/5B).67h4000-1RF /u0

PL250(A)-10 RFRF16

SW 1/2"-2500 ST8B77ha111

wn250-40t