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KS D3867 SCM440 vs EN 10028-2 10CrMo9-10

Minimal Match — 40.2% match based on chemical composition and mechanical property overlap.

KS D3867 SCM440 (KS D 3867:2025) and EN 10028-2 10CrMo9-10 (EN 10028-2:2017) are both steel grades. Both fall under the Alloy Steel category. KS D3867 SCM440 is typically used for shafts,gears,axles,bolts,automotive parts,machine components,spindles,hydraulic parts, while EN 10028-2 10CrMo9-10 is commonly used for flat products for pressure purposes. KS D3867 SCM440 is defined under Korean Industrial Standards (KS), originating from South Korea, while EN 10028-2 10CrMo9-10 is defined under European Standard (EN), originating from Europe.

As per chemical composition, KS D3867 SCM440 vs EN 10028-2 10CrMo9-10 is a 60.3% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 40.2%.

Frequently Compared With KS D3867 SCM440:
NF A35-565 100C6 GOST 4543 12HN3A GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 103Cr6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 UNI 11234 100Cr6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 4367 10Cr9Mo10
Match Breakdown
CHEMISTRY MATCH
60.3%
MECHANICAL MATCH
0%
OVERALL
40.2%
Specifications
Property KS D3867 SCM440 EN 10028-2 10CrMo9-10
Standard KS D 3867:2025 EN 10028-2:2017
Category Alloy Steel Alloy Steel
C (%) 0.38-0.43 0.08-0.14
Si (%) 0.15-0.35 <=0.50
Mn (%) 0.60-0.85 0.40-0.80
P (%) <=0.030 <=0.020
S (%) <=0.030 <=0.010
Cr (%) 0.90-1.20 2.00-2.50
Mo (%) 0.15-0.30 0.90-1.10
N (%) Not specified <=0.012
Cu (%) Not specified <=0.30
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property KS D3867 SCM440 EN 10028-2 10CrMo9-10
Tensile Strength 900-1100 MPa 480-630 MPa
Yield Strength 700-900 MPa >=310 MPa
Elongation 11-16 % >=18%
Hardness 248-320 HB Not specified
Condition Not specified Usual delivery condition normalized and tempered (+NT), nominal thickness up to 16 mm; transverse direction, Yield Strength is ReH, Elongation is A
Typical Applications
KS D3867 SCM440
shafts,gears,axles,bolts,automotive parts,machine components,spindles,hydraulic parts
EN 10028-2 10CrMo9-10
Flat products for pressure purposes
Key Differences
Can KS D3867 SCM440 Be Substituted With EN 10028-2 10CrMo9-10?
KS D3867 SCM440 and EN 10028-2 10CrMo9-10 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
Forms & Sizes Available on M-EX
KS D3867 SCM440
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6000–6500 mm (236.22–255.91 in)
EN 10028-2 10CrMo9-10
No active listings currently.
On M-EX Right Now
KS D3867 SCM440
2 active listings and RFQs →
EN 10028-2 10CrMo9-10
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Frequently Asked Questions
What is the difference between KS D3867 SCM440 and EN 10028-2 10CrMo9-10?
EN 10028-2 10CrMo9-10 specifies N, Cu which are not specified for KS D3867 SCM440.
Can KS D3867 SCM440 be substituted with EN 10028-2 10CrMo9-10?
KS D3867 SCM440 and EN 10028-2 10CrMo9-10 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.