EN 1092  法兰 DN156/PN16/01B 00A=50

DN156/PN16/01B00A=50

BL 65-16 RFrc20/ RF

pl600-6rfnm6nvok.60rf-sch0

hg/t20592pl40(a)-16rf不锈0.25/6

PJ/SE 150-150 RF Sch40j0

pl200(b)-10rf b=1/0=10�rf10

1 RF 800-0.6 δs=10in00S=12 rf/mp

pL25(B)-16RFXSf rf=1d=235 k

47023ff1000-1.6=5h416RF00

WN 32