HG/T 20592  法兰盖 BL 250(B)-25 RF

bl250(b)-25 rf

SO650-16RF1fb2RFRFR

PL65(B)-16 RF

BL150-150 RF

BL80-600RJ R RF10fmf0 rf s=5XXS S/t20592S=40fm12100

WN 10"-2500 RJ S=32

2 CFM 300-0.6200�S6@0 G671@°F5@P RF�h40SRFR5@R270�RF8

wn65(b)-40m

WN40(B)-300 RF SCH40S

BL125-150RFch16