GB/T 12459  等径三通 DN 80-Sch80STS

DN 80-Sch80S TS

WN 4"-900 RF Sch80t

3 M 800-1.6 δ0=10

WN 40(B)-25 RF S=14

WN358B-16RF00frawsch40s0a

1 RF 300-1.6 δs=10

WN25-63FM

SW 50-150 RF SCH40

WN200-150RFSch60 B0-10RFmpa

pl350(B)-25 RF�=24 AA=511 b=53�t;0120SN0RFrf 16M76RFG/T 2=12 K