GB/T 29465  法兰 RF 32-1/5t Sch=3594@RF@45-R@4RF Sch4319RF

3 B3647a)-25rf32-15t Sch=3594@RF@45-R@4RF Sch4319RF

PL 300(B)-10 RF

BⅡ1822

WN70-150RFSchde00 RJ Sch606RF��@RFTj@5c2@RF@442ch40110 RF@40 GRS)-16

DN32/PN16/02&36B

WN 150-150 RF Sch80

SO 4"-150 RFFD=2

PL100-10 RF/F15���@0 RF S

PL 125(B)