GB/T 9124.1  法兰 DN250-PN10 PL RJ Ⅰ F

DN250-PN10 PL RJF

LWN40-150 RF Sch40

WN350-600 RJ Sc/

SW 1 1/2"-300 RF

PL80(B)-16 RF

SO 50(B)-16 RF

1 RF 550-0.6 δs=6

WN40-300 RF Sch40F08R0(A)-1

BL50-150 RF

SO150-150 RF K0 RFRFch40RJ=32/FS10R@R4Sc2@RF@443RF@AFF@f s==6 RFSch1RJ F0-17-300 RFrfD