Chitoliro chachitsulo cha ASTM A53 Giredi B ERW chokhala ndi utoto wofiira kunja chinatumizidwa bwino ku Riyadh atapambana mayeso.
Odayo inali yochokera kwa kasitomala wamba waku Saudi Arabia yemwe wakhala akugwira nafe ntchito kwa zaka zambiri, kuti apereke zambiri zosiyanasiyana.ASTM A53 Giredi B ERW(Mtundu E) chitoliro chachitsulo chokhala ndi utoto wofiira wa epoxy wakunja.
Chitoliro chachitsulo cha ASTM A53 Giredi B ERW ndi chitoliro chachitsulo cha kaboni chomwe chimagwiritsidwa ntchito kwambiri chomwe chili ndi mphamvu zabwino zamakaniko komanso kapangidwe ka mankhwala, chomwe chimagwiritsidwa ntchito kwambiri ponyamula nthunzi, madzi, mafuta, gasi wachilengedwe, ndi zina zotero. Chingagwiritsidwe ntchito popanga ma bend, ma flange, ndi zina zotero.
Botop yakhala ikugwira ntchito mwakhama polankhulana ndikugwirizanitsa kutha msanga kwa kupanga machubu. Kapangidwe ka makina, kapangidwe ka mankhwala, mawonekedwe, kukula, ndi zina zomwe zili mu chitolirocho zimawunikidwa mosamala kuti zitsimikizire kuti zikutsatira miyezo ndi zofunikira za makasitomala.
Chophimba utoto cha epoxy resin chingathandize kukana dzimbiri ndi kukana kuzizira kwa chitoliro chachitsulo, zomwe zingawonjezere kwambiri moyo wa ntchito ya chitoliro chachitsulo. Kuwongolera kwabwino kwa chophimbacho kumachitika kuchokera ku zinthu zopangira utoto, kuchotsa ma scaling, njira yophimba, ndi zina.
Sikuti kungoyang'anira khalidwe la malonda kokha, komanso kutumiza, Botop yonyamula katundu idzakhalanso ndi antchito oyang'anira, kuonetsetsa kuti katunduyo akunyamulidwa sakuwonongeka, ndipo akhoza kumalizidwa ndikutumizidwa nthawi yake m'manja mwa makasitomala.
Pansipa pali chithunzi cha chimodzi mwa zolemba za chidebecho.
Botop yakhala ikugwira ntchito kwambiri mumakampani opanga mapaipi achitsulo kwa zaka zambiri, ndipo kulimbikira kwake pa khalidwe ndi mbiri yabwino kwapangitsa kuti makasitomala ambiri azikhulupirirane komanso azindikirike pamsika. Kudzera mu mgwirizano wapafupi ndi makasitomala, kampaniyo ikupitilizabe kukonza zinthu ndi ntchito zake kuti zikwaniritse zosowa za msika zomwe zikusintha nthawi zonse.
Ngati muli ndi zosowa zilizonse za chitoliro chachitsulo, mutha kulumikizana nafe, gulu la akatswiri lili okonzeka kukutumikirani.
Chitoliro chachitsulo cha ASTM A53 chapangidwira kugwiritsidwa ntchito ndi makina ndi mphamvu ndipo chimagwiritsidwanso ntchito wamba mu nthunzi, madzi, mpweya, ndi mizere ya mpweya. Ndi choyenera kuwotcherera ndipo chimagwiritsidwa ntchito popanga ntchito zokhudzana ndi kupota, kupindika, ndi kupalasa.
Kapangidwe ka Mankhwala a ASTM A53 ERW Giredi B
- Mpweya wa kaboni: 0.30% wokwera kwambiri;
- Manganese: 1.20% yokwanira;
- Phosphorus: 0.05% yokwanira;
- Sulfure: 0.045% pamlingo wapamwamba;
- Mkuwa: 0.40% payokha;
- Nikeli: 0.40% yokwanira;
- Chromium: 0.40% yapamwamba;
- Molybdenum: 0.15% yokwanira;
- Vanadium: 0.08% yokwanira;
Katundu wa Makina a ASTM A53 ERW Giredi B
- Mphamvu yokoka: 60,000 psi [415 MPa], mphindi
- Mphamvu yotulutsa: 60,000 psi [415 MPa], mphindi
Nthawi yotumizira: Okutobala-21-2024