弯头 DN 350-Ⅱ-890EL

DN 350-Ⅱ-8 90EL

so 15-16 g6 R

BL25-900G

SO500(B)-16RF

47021 fm1000-0.620090-1-10 RF BB=35 C=14R

1 FF 900-0.25

nb/t 47021- rf 650-0.6ª=24u0092/=10 BB=6.4/0F0-6

bl25(B)-40FMrf φ115×8.50h40s4510b500-150

bl 300-150 rf δ1/

PL50-2