KS D 3867:2025 SCM440 Steel Round Bar Listings

Grade Details

Grade	KS D 3867:2025 SCM440
Standard	KS D 3867:2025
Description	KS SCM440 is a chromium molybdenum alloy steel per Korean Standard KS D3867, equivalent to JIS SCM440, AISI 4140 and EN19. It is widely used in quenched and tempered condition for high-strength shafts, gears and automotive components requiring good fatigue resistance.
Applications	shafts,gears,axles,bolts,automotive parts,machine components,spindles,hydraulic parts

Equivalent Grades

Grade	Standard	Region	Live Round Bar on M-EX
JIS G4105 SCM440	JIS G4105	Japan	0 listings, 3 RFQs →
AISI 4140	AISI	USA	3 listings, 0 RFQs →
BS 970 EN19	BS 970	UK	10 listings, 14 RFQs →
EN 10083-3 42CrMo4	EN 10083-3	Europe	12 listings, 14 RFQs →
GB/T 3077 42CrMo	GB/T 3077	China	2 listings, 0 RFQs →
BS 970 (Part 1) 708M40	BS 970 (Part 1)	UK	2 listings, 0 RFQs →
SAE J404 4140	SAE J404	USA	No activity yet
BS 970 (Part 1) 708A40	BS 970 (Part 1)	UK	No activity yet

Supply & Demand: Round Bar See Full Supply & Demand →

KS D 3867:2025 SCM440 Round Bar Low Activity

Active KS D 3867:2025 SCM440 Round Bar Listings (For Sale) 2

KS D 3867:2025 SCM440 Round Bar

5.900 MT · Closes 04 Nov 2026

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KS D 3867:2025 SCM440 Round Bar

2.900 MT · Closes 30 Oct 2026

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No open buyer requirements for KS D 3867:2025 SCM440 Round Bar at this time.

Related: All Round Bar grades · Alloy Steel