HG/T 20592  法兰 PL 15-25 FFRF20595F¯Â2pampampb)F-F.5 RJ0EL�L1 Sch8T50s8=21 H=10-3.5.4 A

PL 15-25FFRF20595F¯Â2pampampb)F-F.5 RJ0EL�L1 Sch8T50s8=21 H=10-3.5.4 A

WN200-300 RF SCH4G/T20592b6F023FSCRRFF201jцё

WN 50-150 RF Sch80S

wn25-150FF450-1.rf b=3F/

BL 10"-600 RF

BL350(B)-25 RF

WN 24"-150 RF Sch80S

BI1700

WN25A-100FM S=5