法兰 PL 32-16 RF hg/t/

pl32-16 rf hg/t/

WN 200(B)-25 RF4040FM606RF0F SchF0F Sch-155F0-0.22.0RF+

法兰 WN125(B)-16RF S=90-10 RF(B)h40S

WN32(B)-40 MF RF RF RF25RFF b=2-

so150(b)-900 rf7/

WN20-300 RF B/

wn25(b)-16ms=4h-16 RF4/09RF/Wsch16M

WN 300-150RF Sch40 HG20615-2009

PL