Butt walding flanges sun yi rauni (mached), da bango na kauri daga flangen ne daidai kamar yadda bututun da ya dace. A hasken wuta, mafi girma diamita, kuma ya danganta, mai nauyi, ƙaramin diamita. Girman mu na Butt Welnes, ana amfani da flanges na Butt Weld na yawanci don babban matsin lamba, low zazzabi ko zazzabi mai zafi.