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Longtaidi . . . . ISO9001 ISO14001 OHSAS18001 . .
DM15-DN1020
DN300-DN3200
180 DN40-DN720
T DN15-DN630
DN300-DN3200
DN15-DN800
DN300-DN3200
DN32-DN1620
DN15-DN150
DN25-DN1020
DN40-DN1020,R≥2D
  • . . .
  • 1/2"~60" DN15~DN1500 4mm~200mm. sch10 sch20 sch30 std sch40 sch60 xs sch80 sch100 sch120 sch140
    sch160 xxs sch5s sch20s sch40s sch80. ...