GB/T 12459  等径三通 DN 90-Sch80TS RF16 RFS0R

DN 90-Sch80 TS RF16 RFS0R

SE50-150 RF

WN 450-150 RF

SO 1"-150 LT

WN 1/2"-150 RF Sch40S

SW50A-16 RF/RF1amF@AFF ScFFCG4

WN 150(B)-25 FM S=6

PL40(B)-16RF

WN 1/2"-150 RF Sch10S

PL100(B)-16 RF5@PFRF-1-150 FF5RF2@F9@R500 RJ S14h60000ef/S25Fm