HG/T 20592  法兰盖 BL 1000-6 RF0a3 RF1000-1.0/70-165-RF202312.91000B16.5 RF S

BL 1000-6 RF0a3 RF1000-1.0/70-165-RF202312.91000B16.5 RF S

SO 25-300 RFt

PL20(B)-16 RFÆFMF1

SO100(B)-16 RF000-hh4085

WN 100(B)-40 RF F=4.Ff

PL800(B)-16 G

SO 150(B)-16 RF

WN 16"-150 RF

PL150(A)-25RF0rf0rf0oke0rf BL0615 WN35

so 600b-10 rfpa80S00c