GB/T 12459  异径三通 DN 800×800×80-Sch80STRF Schm0rj@5c2@RF@443RFf16 RF265�FRFBFFRF S

DN 80×80×800-Sch80S TRF Schm0rj@5c2@RF@443RFf16 RF265�FRFBFFRF S

WN150-2500 RJ

WN300-16G H=21000-0.250 FF B

PL 300(B)-10 RF184J@RJ-FMF SC50=45fRF1..6/

PL40(B)-16RFRF H RF50-14 BB=

PL 125-16 RF1/6.5fRF6ah1607

bl20(b)-10rf60B023 rf0 nrf-10t

bl40-30