STEEL BARS

CASE-HARDENING STEEL

Commonly used to enrich the surface carbon content of steel that case hardening provides. This is intended to produce a high-hardness, wear-resistant surface supported by a tenacious core.

Steel 4320

CHARACTERISTICS

Intermediate Carburizing Depth.

APPLICATIONS

Gears for automobiles and tractors, universal joints and drive chains for machines.

SIMILAR MATERIALS

COPANT 4320; SAE 4320; AISI 4320; UNS G43200; DIN 15CrNi6 (1.5919); AFNOR NC 6;

WEIGHT CALCULATOR

Chemical Composition (% BY WEIGHT)

C	Mn	P	S	Si	Ni	Cr	Mo	V
0,17 – 0,22	0,45 – 0,65	0,030	0,040	0,15 – 0,35	1,65 -2,00	0,40 – 0,60	0,20 - 0,30

THERMAL TREATMENT AND PROCESSING TEMPERATURES (°C)

Forjamento Máx.	Annealing	Standardization	Hardening	Means ofHardening	Cementation	Tempering
1.100 – 850	830 - 860	900 - 955	815 - 845	water	900 - 925	150 - 200

DOWNLOAD TABLES

FINISHED BARS TOLERANCE AS PER NBR 8647

ROUND BARS DIMENSION AND TOLERANCES ROLLED STEEL

FORGED BARS TOLERANCE: ALLOWANCE (mm) DIN 7527 and MANUFACTURERS’ Standards