Muna 2023, kambani yeZD Valve yakaita chirongwa chakakosha chekurarama cheZhengzhou Guta - Jinshui Rwizi mafashama diversion chirongwa, chirongwa ichi chinotora DN4000 yakapetwa kaviri eccentric double flange ductile iron butterfly mavharuvhu, ayo anozoiswa 40 metres pasi pevhu uye kaviri pombi yakaiswa nekunetseka kukuru uye yakakwirira. zvinodiwa, ndiyo hombe saizi butterfly vharafu munhoroondo yeZhengzhou.Izvi zvinoita senge chirongwa chakakosha cheZD Valve uye yakakosha hurongwa hwezvivakwa zveZhengzhou City.
Kusvika parizvino, chirongwa ichi chapera uye chaunzwa nenguva.ZD Valve yakavimbika chigadzirwa mhando uye yakanakisa sevhisi yakarumbidzwa pamwe chete nevashandisi.
Nguva yekutumira: Jul-03-2023