Mkhalidwe Wowonongeka

• Madontho panjira yothamanga pamalo aliwonse a mpira ofanana ndi mapindikidwe obwera chifukwa cha Brinell Hardness Test (Brinelling)
• Mabowo panjira yothamanga chifukwa cha kuipitsidwa kapena tinthu tachitsulo

Zomwe Zingatheke

• Kuwonongeka kwamphamvu kwamphamvu kapena kusagwira bwino kwa chinthucho pakuyika kapena podutsa kungayambitse kuwonongeka kwamtunduwu mosavuta.
• Zimayambitsidwa ndi kuipitsidwa kapena kulowerera kwazitsulo zolimba zachitsulo

Zotsutsa

• Kuyika kokwanira ndi kusamalira
• Sinthani luso losindikiza
• Sefa mafuta opaka

Indentations

Gawo: Kuwongolera panjira yanjanji
Chizindikiro: Madontho panjira yothamanga
Chifukwa: Gome lomwe linayikidwa pazithunzi za mpira lidakwezedwa ndi makina olemera omwe njanjizo zidakhazikika, zomwe zimapangitsa kuti ma brinelling panjira yothamanga.