HG/T 20592  法兰 PL 250-10 RFБ∙00 RF0 RJ1 Sch40F0-

PL250-10RFБ∙00 RF0 RJ1 Sch40F0-

WN100(B)-100 MquotHG20615 WN

hg=t20592-2009 pl125(b)-16 rf

WN80(B)-10 M S=45-15

hg=t20592-2009 pl25(b)-16 rf

PL600-10RFch4h10FB)-63 MFFHG/

pl350(b)-16 rf b=5

SO 150-150 RF

WN500-300 T Schampampquothg64½1SF0@40 Sch4