O yɛlɛmani min be kɛ walisa ka balɔnw dilan, o be ni nin dilanfɛn nunu ye:
(1) k’a sɔgɔ, k’a yɛlɛma ka kɛ kuran ka furɛn ye min be se ka yɛlɛma, a be se ka yɛlɛma: degere 1600-1630 ;
(2) Fɛɛn minw be se ka kɛ: Ɲɛyirali ani sɛgɛsɛgɛri kɛ nɛgɛ mugulaman kɔnɔ min be sɔrɔ yɔrɔ kelen na-frequency kuran ka furnasi kɔnɔ walisa ka fɛɛn kelen kelen bɛɛ kɔnɔkow lɔn nɛgɛ mugu kɔnɔ, ani ka fɛn hakɛ dɔ labɛn nɛgɛ mugu kɔnɔ fɔɔ ka taga se fɛɛn kelen kelen bɛɛ girinya hakɛ ma nɛgɛ mugu kɔnɔ, o be bɛn ni nin sariyaw ye: C {{2}%, {{5}% Ni, Cr, Mo 0.20 0.90 1.2% kɛmɛsarada b’a yira ko 0,3%, S 0,025% walima a ka dɔgɔ n’o ye, P acuities tun ye 0,025% ye ani 0.5 1.5% Cu ani Re 0,1-0,2%, sara ye Fe ye;
(3) Furakɛli min be kɛ ni fɛɛrɛ ye: yɛlɛmani be kɛ ni nɛgɛ wala nɛgɛ ye ani a be bila nɛgɛkunbɛnnan jukɔrɔ, ani nɛgɛ min be yɛlɛma, o ye furakɛli yɛlɛmani ye, ani yɛlɛmani min be kɛ ka kɛɲɛ ni farikolo cogoya ye, o ye 1600-1630 degere ye ;
(4) Kasting buteli: nɛgɛ min yɛlɛmana ka kɛ nɛgɛ ye, o be bɔn bugu kɔnɔ min be se ka yɛlɛma degere 1560-1580 la ;
(5) Rolling, ni buguso sanfɛla ka funteni be dɔgɔya ka se degere 850-950 ma , yɛlɛmanikɛlan be kɛ ka nɛgɛdaga yɛlɛma ka kɛ nɛgɛ ye, ani nɛgɛ kuru tigɛyɔrɔ be kelen ye ni balɔn ye min ka kan ka dilan;
(6) Cutting: ka baara kɛ ni tigɛlan dɔ ye min be se ka tigɛ ka yɔrɔ gwansanw tigɛ, minw janya n’u laban cogoya ye kelen ye i n’a fɔ balɔntanlan ka fani min ka kan ka dilan;
(7) A be yɛlɛma, a be ɲɛda kelen kelen bɛɛ ɲɛda n’a gɛrɛfɛla yɔrɔw tigɛ ani k’u dilan;
(8) Funteni min be kɛ ka kalaya: i ka bolokuru min be ni pɔlɔlan ye, o don furɛn kɔnɔ, funteni be yɛlɛma ka se degere 1000-1050 ma , ani i be funteni minɛ lɛri 5-6 kɔnɔ; O kɔ, ka lɛrɛ 2-3 kɛ baji kɔnɔ; O kɔ, i ka bɔlɔ mansin bila ka segi ka taga yɔrɔ min na, a be se ka yɛlɛma degere 200-250 la lɛrɛ 2-3 kɔnɔ, ani k’a nɛnɛ a yɛrɛ ma furɛn kɔnɔ.
