JIS G4103 SNCM240 Steel — Specifications & Listings

JIS G4103

SNCM240 is a nickel chromium molybdenum alloy steel known for good hardenability and impact resistance. It is widely used in quenched and tempered condition for highly stressed parts.

Category: Alloy Steel

Grade Details

Grade	JIS G4103 SNCM240
Standard	JIS G4103
Description	SNCM240 is a nickel chromium molybdenum alloy steel known for good hardenability and impact resistance. It is widely used in quenched and tempered condition for highly stressed parts.
Applications	Used in gears, shafts, axles, crankshafts, bolts, and machine tool components.

Chemical Composition (%)

C	Si	Mn	P	S	Ni	Cr	Mo
0.37-0.43	0.15-0.35	0.60-0.90	0.030 max	0.030 max	1.50-2.00	0.40-0.80	0.15-0.30

Mechanical Properties

tensile_strength	850-1000 MPa
yield_strength	685 MPa min
elongation	13% min
hardness	240-300 HB

Active JIS G4103 SNCM240 Listings on M-EX

No active JIS G4103 SNCM240 listings at this time.