HG/T 20592  法兰 PL 32-6 RF/RF /u00u1430bh=RF S=5 RF Sch400/09/64－150fM

PL32(A)-6RF/RF /u00u1430bh=RF S=5 RF Sch400/09/64－150fM

WN 250-150 RF Sch40S

WN20-150 RF Sch160-0.4/ RF=8F151/1

SO 800-150 RF/

3 RF 400-4.rum

lwn25-300rfhg/Fl6cr1fcrop120-215160-F

BL15-150 RJ-=rf116RF-1/FF0

NB/T47023 FM1300-1.6/

SO 25(B)-16 RFms.6f