Wear-resistant steel pipe (Wear resistant steel), yomwe imadziwikanso kuti wear-resistant pipe, imapangidwa ndi chitsulo kapena chitsulo chopichikidwa pambuyo powotcherera. Wear-njira yopangira mipope yosagwira ndi yosavuta, yopanga kwambiri, mitundu yake ndi katchulidwe kake, zida zocheperako, koma mphamvu zake ndizochepa kuposa chitoliro chachitsulo chosasokonekera. Kuyambira zaka za m'ma 1930, ndi chitukuko chofulumira cha-zopanga zitsulo zapamwamba mosalekeza komanso kupita patsogolo kwaukadaulo wowotcherera ndi kuyang'anira, mtundu wa weld wakhala ukuwongoleredwa mosalekeza, mitundu ndi makulidwe a mapaipi osamva{7}}akuchulukirachulukira, ndipo mapaipi achitsulo osasokonekera asinthidwa m'malo ambiri. Mapaipi-osagwira ntchito amagawidwa m'mapaipi owotcherera msoko ndi ma spiral welded malinga ndi mawonekedwe a weld joints.
Paste Valani Chitoliro Chosagwira
Chitoliro chakunja ndi chitoliro chachitsulo chosasokonekera kapena chitoliro chowongoleredwa, khoma lamkati limavala-mbale ya ceramic yosagwira ndi AL2O3 ngati chopangira chachikulu (kwenikweni ndi matope a corundum), okhala ndi ma oxide achitsulo osowa ngati flux, pambuyo pa chikwi chikwi chimodzi ndi mazana asanu ndi awiri kutentha kutentha kwazambiri zadothi zapadera za corundum, kenaka mphira wokhazikika wokhala ndi mphira wapadera. zomatira kuphatikiza mankhwala. Khoma lakunja ndi 6 - 12 mm wandiweyani, ndipo khoma lamkati ndi 6-16 mm kumbuyo. Osaletsedwa ndi kukula kwa chubu.
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