Martensitic step trempe pi ba pase Ms pwen

Martensitic graded trempe metòd pi ba pase Ms pwen: Lè tanperati benyen an pi ba pase Ms nan asye a materyo ak pi wo pase Mf, materyo a refwadi pi vit nan beny lan, ak rezilta a menm jan ak trempe gradye a ka jwenn lè gwosè a pi gwo. Souvan yo itilize pou pi gwo gwosè ki ba fe hardenability pièces.