GB/T 9124.1  法兰 DN600-PN10 PL RF Ⅰ A

DN600-PN10 PL RF A

WN 2"-300 RF Sch40S

LF/SE 500-150 RF Sch

DN50-PN6 PL RF Ⅱ

LWN 40-300 RF B=3.5

WN40A-150RF.5RF=7@ FMB=42=

WN 100(B)-63 RF

WN 50(B)-25 M

SO 300-150 RF”&|022cr23f2ch80S���443RF

WN 1 1/2"-300 RF Sch40S4=410S�0=16J M