HG/T 20592  法兰 SO 50(B)-16 RFF6lF2@4@4

so 50(B)-16 RFF6lF2@4@4

bi 1400-f/s,h=26 FF0 Î00rf6hF10r

BL 10-300 M â1MF

WN200(B)-25fmN=500 п═r=0- L=

DN700-PN10 PL RF Ⅱ48@ RF5 RJ000S40S rf@40@S5 RJrvlet/F sF080 schFS

bl40(b)-10rf-1.rf ss0-B)-16 R/u1650+4.5

PL100-10RFHG2WFSJ1�Ј80s/