IS 4367 31Ni3Cr2Mo Steel — Specifications & Listings

IS 4367

IS 4367 31Ni3Cr2Mo is a nickel chromium molybdenum high tensile alloy steel per Indian Standard IS 4367. It offers excellent toughness, high fatigue strength and good wear resistance in hardened and tempered condition for the most demanding structural and engineering applications.

Category: Alloy Steel

Grade Details

Grade	IS 4367 31Ni3Cr2Mo
Standard	IS 4367
Description	IS 4367 31Ni3Cr2Mo is a nickel chromium molybdenum high tensile alloy steel per Indian Standard IS 4367. It offers excellent toughness, high fatigue strength and good wear resistance in hardened and tempered condition for the most demanding structural and engineering applications.
Applications	heavy duty shafts,gears,crankshafts,connecting rods,aerospace components,highly stressed forgings

Equivalent / Similar Grades

Grade	Standard	Region
AISI 4340	AISI	USA
34CrNiMo6	DIN EN 10083	Germany
EN24	BS 970	UK
SNCM439	JIS G4103	Japan
34CrNiMo6	EN 10083	Europe
40HNMA	GOST	Russia

Chemical Composition (%)

C	Si	Mn	P	S	Cr	Ni	Mo
0.28-0.35	0.10-0.35	0.40-0.70	<=0.040	<=0.040	0.60-0.90	2.75-3.25	0.45-0.65

Mechanical Properties

tensile_strength	1000-1150 MPa
yield_strength	830 MPa min
elongation	12-15 %
hardness	293-341 HB

Typical Available Sizes

Round Bar	20-350 mm
Flat Bar	20-120 mm

Sizes are indicative. Contact seller for exact availability.

Active IS 4367 31Ni3Cr2Mo Listings on M-EX

No active IS 4367 31Ni3Cr2Mo listings at this time.