MP-3 ARS elektrodlari DSTU 2651/GOST 380 (St 0, St 1, St 2, St 3) bo'yicha barcha deoksidlanish darajalari - "KP", "PS", "SP" va GOST 1050-8808,8080 (St 0, St 1, St 2, St 3) bo'yicha uglerodli po'latdan yasalgan konstruktsiyalarni qo'lda payvandlash uchun mo'ljallangan. 10, 10, 10, 15, 15, 15, 20, 20, 20).