Kukula kwakukulu kwa chitoliro cha Pulettings ndi zithunzi zoperekera
Pofuna kufafanizira mapaipi, ndikofunikira kuchotsa payipi yolunjika pa mapaipi. Mukamagwiritsa ntchito ma piipelines osiyanasiyana, mapaipi osiyanasiyana ayenera kugwiritsidwa ntchito. Pamene mapaipiwo amagwiritsidwa ntchito, chikopa chiyenera kugwiritsidwa ntchito kusintha kukula kwa mapaipi. Mukamacheza, chipika chanjira zitatu chowonekacho chimagwiritsidwa ntchito ngati cholumikizira cholumikizira, kuti chikhazikitse chipani cholumikizirana kapena kukula kwa nthawi yayitali komanso cholumikizira cholumikizira cha mapaipi. , Pakulumikizana ndi zida zosiyanasiyana, palinso zolumikizira ndi mapulagini a gawo la chida.
Zitsulo za kaboni ndi chitsulo chamatambo chomwe chili ndi 2.1 wt.% Kaboni. Kwa ma stees a kaboni, palibe milingo yocheperako yotchula zinthu zina zoyatsira, koma nthawi zambiri zimakhala ndi manganese. Zolemba zochulukirapo za manganese, sicon ndi mkuwa uyenera kukhala wochepera 1.65 wt.%, 0.6 wt.%.
U-Bolts ndiosavuta ku makina ndipo amatha kukwaniritsa zolekanitsa zolimbitsa thupi zofunika kuti ulusi ukhale wothamanga komanso kukhazikika kwamphamvu. Chitsulo cha kaboni ndichitsulo chachuma. Masamba a kaboni amasankhidwa ndi kuchuluka kwa kaboni ku Althoy, komwe kumakhudza katundu wa chitsulo. Chitsulo chofatsa ndi zomwe zili ndi mpweya wa kaboni 0.05-0.3% ndi Ductile ndi Ductor. Mphamvu yotsika komanso yolimba ndi mpweya. Ndi mtengo wotsika kwambiri wa malo achitsulo.
Ndife opanga, othandizira ndi otumiza kunja kwa Alloy Assoy A234 Wop22 Zoyenera Zovala zomwe zimakhudzana ndi mapaipi angapo a kukula osiyanasiyana.