8H6NFT (85H6NFТ)

Another designation 85H6NFT. The temperature of the critical points of steel 8Х6НФТ: Ac1 = 730, Ac3 (Acm) = 790, Mn = 180. Hardness after annealing (GOST 5950−2000): HB 10 -1 = 241 MPa.

Knife used for cutting wood, planing saws and other woodworking tools

Classification

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

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Ti, % Cu, % Ni, % V, % P, % C, % S, %
GOST 5950-2000 89.94–92.7 0.1–0.4 0.15–0.45 5–6 0.05–0.15 < 0.3 0.9–1.3 0.3–0.5 < 0.03 0.8–0.9 < 0.03

Information on suppliers

Critical point temperatures

Ac1, K Ac3(Acm), K Mn, K
730 790 180

Standards

Standard Description
GOST 5950-2000 GOST

Description of chemical elements

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

Description of temperatures of critical points

Parameter Units of measurement Description
Ac1 K
Ac3(Acm) K
Mn K