Mpweya wachitsulo wa carbon umayamba chifukwa cha zipangizo, njira ndi ntchito mu carbon steel smelting ndi rolling (forging) process, kuphatikizapo zipsera, ming'alu, shrinkage yotsalira, layered, white point, lections, non-metallic inclusions, monga osteoporosis ndi banded. Mabala Palibe mabala ndipo ...
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