7H2SMF

Technological properties. Temperature of critical points: Ac1 = 780, Ac3 (Acm) = 835, Ar3 (Arcm) = 700, Ar1 = 625, Mn = 180.

forged work rolls for cold rolling of metals.

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Tool steel	Roll tool steel

Standard	Fe, %	Si, %	Mn, %	Cr, %	Ni, %	V, %	P, %	C, %	S, %	Mo, %
Standard	Fe, %	Si, %	Mn, %	Cr, %	Ni, %	V, %	P, %	C, %	S, %	Mo, %
OST 24.013.20 - 0	93.54–95.8	0.7–1	0.6–1	1.7–2.2	< 0.5	0.15–0.3	< 0.03	0.7–0.8	< 0.03	0.35–0.6

Ac₁, K	Ac₃(Ac_m), K	Ar₃(Arc_m), K	Ar₁, K	Mn, K
Ac₁, K	Ac₃(Ac_m), K	Ar₃(Arc_m), K	Ar₁, K	Mn, K
780	835	700	625	180

Standard	Description
Standard	Description
OST 24.013.20 - 0