法兰 B WN 1200-150 RF16rf58/
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  • 打印网址:https://flcad.com/@BWN1200-150 RF16rf58/
  • 1703084170100084025×45°2-∅11120°27=40121212122302302─ф2714012101510=10008404002208垫板弧长1620排气孔∅1645°50122003010024