H12VM (X12M)

Temperature of critical points: Ac 1 = 815, Mn = 225. Hardness after annealing: HB 10 -1 = 255 MPa. Substitute H12M .

cool stamps high resistance to abrasion, not subjected to strong impact and shock, wire drawing board and drawing dies, eyelets for calibrating wire rod metal at thread rolling, bending and forming dies, complex body punches, dies and punches punching and perforated stamps, active part of the electric punching machines.

Classification

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

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Cu, % Ni, % V, % P, % C, % S, % Mo, % W, %
GOST 5950-73 81.74–85.5 0.1–0.4 0.15–0.45 11–12.5 < 0.3 < 0.35 0.15–0.3 < 0.03 2–2.2 < 0.03 0.6–0.9 0.5–0.8

Information on suppliers

Critical point temperatures

Ac1, K Mn, K
815 225

Analogues

USA Germany Japan Spain
D4 1.2436 (X210CrW12) SKD-2 X210CrW12

Standards

Standard Description
GOST 5950-73

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Cu % Copper
Ni % Nickel
V % Vanadium
P % Phosphorus
C % Carbon
S % Sulfur
Mo % Molybdenum
W % Tungsten

Description of temperatures of critical points

Parameter Units of measurement Description
Ac1 K
Mn K