Chok payvandlangan (chokli payvandlash)

Chok payvandlangan (chokli payvandlash) – eritilgan metallning krisstallanishi natijasida hosil bo’ladigan payvandlab biriktirish uchastkasi yoki bosim ostida payvandlashda plastik deformatsiyalanish natijasida yoxud kristallizatsiya va deformatsiyaning uyg’unlashishi bilan hosil bo’ladigan chok.