Steel AS19KHGN

Designation

Name	The value
Name	The value
Designation GOST Cyrillic	АС19ХГН
Designation GOST Latin	AC19XGH
Transliteration	AS19HGN
By chemical elements	-

Description

AS19KHGN steel is used: for the manufacture of automotive components (parts such as intermediate gears, reverse gear, bushing gear wheel secondary shaft in gearbox).

Note

Lead-containing alloy steel high machinability.

Standards

Name	Code	Standards
Name	Code	Standards
Bars and shapes	В32	GOST 1414-75, GOST 14955-77, TU 14-1-2217-92
Blanks. Of the workpiece. Slabs	В31	TU 14-1-1515-75, TU 14-1-514-73

Chemical composition

Standard	C	S	P	Mn	Cr	Si	Ni	Fe	Cu	Mo	Pb
Standard	C	S	P	Mn	Cr	Si	Ni	Fe	Cu	Mo	Pb
GOST 1414-75	0.16-0.21	≤0.035	≤0.035	0.7-1.1	0.8-1.1	0.17-0.37	0.8-1.1	Rest	≤0.3	≤0.1	0.15-0.3

Fe is the basis.
According to GOST 1414-75, the total mass fraction of sulfur and phosphorus should not exceed 0.060%.

Mechanical properties

Section, mm	s_T\|s_0,2, MPa	σ_U, MPa	d₅, %	KCU, kJ/m²
Section, mm	s_T\|s_0,2, MPa	σ_U, MPa	d₅, %	KCU, kJ/m²
Bars up to 100 mm. Quenching in water or oil with 865-885 °C + Vacation at 150-180 °C, air cooling
15	≥930	≥1180	≥7	≥686

Description mechanical marks

Name	Description
Name	Description
s_T\|s_0,2	Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σ_U	Limit short-term strength
d₅	Elongation after rupture
KCU	Toughness