N'okpuru ọnọdụ oyi a obere carbon ígwè ịgbado ọkụ, obi jụrụ ọnụego nke welded nkwonkwo, nke mere cracking ọchịchọ na-abawanye, karịsịa na mbụ weld Heavy owuwu susceptible ka cracking, ọ dị mkpa na-esonụ usoro:

1) Ọ gaghị ekwe omume n'okpuru ọnọdụ nke obere okpomọkụ na-ehulata, mgbazi na mgbakọ welding.

2) Preheat, 16Mn enweghị nkebi ígwè ọkpọkọ ịgbado ọkụ usoro nlezianya nọgidere na-enwe interlayer okpomọkụ ekwesịghị ịda n'okpuru preheating okpomọkụ.

3) Hydrogen ma ọ bụ ultra-ala hydrogen ịgbado ọkụ.

4) The dum onuete na-aga n'ihu ịgbado ọkụ kwesịrị dechara iji zere nkwụsị.

5) Mgbe n'ọnọdu ịgbado ọkụ ka iwelie ịgbado ọkụ ugbu a, ịgbado ọkụ ọsọ slows ala, n'ihi na-abawanye tack welds cross-section ebe na ogologo, preheated ma ọ bụrụ na ọ dị mkpa.

6) A gaghị eme ya n'elu ihe dị ala arc groove elu karịa mkpa ọ dị iji mejupụta oghere ahụ mgbe ikpochapụ.