A Study of Structural Changes Embed in Surface Diffusion Layer of Carbon Steel ST-20 Nitrided in Ammonia Furnace 〖NH〗_3. TUJ-BA [Internet]. 2019 Jul. 3 [cited 2026 Oct. 22];41(3). Available from: https://journal.latakia-univ.edu.sy/index.php/bassnc/article/view/8831