High-auau roa paiherea putorino raina production te nuinga whakamahia mo te hanga o te paiherea putorino maitai o φ8 ~ φ610 mm me te matotoru taiepa o 0.5~ 20mm me te hanga o te tapawha, tapawhā, me te tahi atu tikanga kōtaha putorino tui, waro maitai putorino , ERW maitai Tube.Ka taea e te raina te hanga paipa paipa me te miihini o te kounga pai me te whakakotahitanga tino tika i te tere tere.
Wā tuku: Akuhata-02-2019