HG/T 20592  法兰 PL 1000(B)-10 M000-1.0 �

PL 1000(B)-10 M000-1.0 �

WN 1 1/2"-150 RF Sch40S

PL200B-6RF b=3 f1=3

WN 50(B)-16 RF2845

BI 1800m0F5h015na-RF

BL 600-25 RF7�10M5FotJ-RРFF sch40.5 RJ-RF YF235-R@000F@00-@RF@08ta°0SF2046=6=5) В/05BJ40mpaF@RF 350 RJ S=3

SO 20(B)-16 RF

SO45