ASTM A182 amagwiritsidwa ntchito ku Petrochemical, kuweta miyala, ntchito ya paboma, ndipo madzi amagwira ntchito.
Kuwala kwamatumbo kumatenga malo oyenera omwe amafikira kupitilira mkombero. Malingaliro awa, omwe amapangidwa mwangozi chifukwa cha kuwunika, amawombedwa mapaipi.
Zithunzi za Alloy zimachitika, alloy ma flanges amapangidwa mosamala kugwiritsa ntchito njira zomwe zilipo pansi pa chitsogozo cha m'masomphenya omwe adakwanitsa. Kupatula kaboni, izi zimakhala nawo m'malo mwatsopano a Nickel, manganese, chromium, silicon, tungsten, Valdium, Molybdenum. Komanso, izi zimawonjezedwanso ndi zinthu zochepa monga sulufule, silicon, manganese ndi phosphoous yomwe imathandizira kukulitsa ¨C kuuma, nyonga, kukana kwamphamvu kwa mano, ndi zina zambiri. Makamaka m'madera amenewo pomwe zigawozo zimatha kuwonongeka ndi makutidwe ndi oxidation kapena kuchuluka kwa kuchuluka. Molybdenum alipo mu Alloy Steel Lap Copnger Flange ija imapangitsa kuti zigawozi zigwirizane ndi kupindika, makamaka m'maiko omwe mumakhala ndi ma chlorides onse ndi sulufule.