GB/T 3077 20CrMnTi Steel — Specifications & Listings

GB/T 3077

Low carbon alloy carburizing steel with excellent hardenability and wear resistance after case hardening. Widely used for high-strength transmission and gear components.

Category: Alloy Steel

Grade Details

Grade	GB/T 3077 20CrMnTi
Standard	GB/T 3077
Description	Low carbon alloy carburizing steel with excellent hardenability and wear resistance after case hardening. Widely used for high-strength transmission and gear components.
Applications	gears, transmission shafts, pinions, carburized components, automotive parts

Equivalent / Similar Grades

Grade	Standard	Region
AISI 8620	AISI	USA
20MnCr5	DIN EN 10084	Germany
SCM420	JIS G4053	Japan

Chemical Composition (%)

C	Si	Mn	S	P	Cr	Ti
0.17-0.23	0.17-0.37	0.80-1.10	<=0.035	<=0.035	1.00-1.30	0.04-0.10

Mechanical Properties

tensile_strength	>=1080 MPa
yield_strength	>=835 MPa
elongation	>=10%
hardness	<=217 HB

Typical Available Sizes

Round Bar

16-250 mm dia

Sizes are indicative. Contact seller for exact availability.

Active GB/T 3077 20CrMnTi Listings on M-EX

No active GB/T 3077 20CrMnTi listings at this time.