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KS D3867 SCM415 vs IS 1570 (Part 7) 12Cr9Mo10H

Related Material — 65.6% match based on chemical composition and mechanical property overlap.

KS D3867 SCM415 (KS D 3867:2025) and IS 1570 (Part 7) 12Cr9Mo10H (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Alloy Steel category. KS D3867 SCM415 is typically used for gears, shafts, camshafts, piston pins, precision machine components requiring hard surface and tough core., while IS 1570 (Part 7) 12Cr9Mo10H is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature. KS D3867 SCM415 is defined under Korean Industrial Standards (KS), originating from South Korea, while IS 1570 (Part 7) 12Cr9Mo10H is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, KS D3867 SCM415 vs IS 1570 (Part 7) 12Cr9Mo10H is a 65.6% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 65.6%.

Frequently Compared With KS D3867 SCM415:
NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 7) 12Cr4Mo5H GOST 4543 12HN3A IS 11169 (Part 1) 12Cr4Mo2 GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Mo6H IS 1570 (Part 4) 07Cr4Mo6 IS 4367 07Cr4Mo6
Match Breakdown
CHEMISTRY MATCH
65.6%
MECHANICAL MATCH
No shared data
OVERALL
65.6%
Specifications
Property KS D3867 SCM415 IS 1570 (Part 7) 12Cr9Mo10H
Standard KS D 3867:2025 IS 1570 (Part 7):1992
Category Alloy Steel Alloy Steel
C (%) 0.17-0.23 0.08-0.15
Mn (%) 0.6-1.2 0.30-0.70
Si (%) 0.1-0.35 0.10-0.50
P (%) max 0.03 <=0.040
S (%) max 0.03 <=0.040
Cr (%) 0.15-0.35 1.90-2.60
Mo (%) 0.15-0.3 0.90-1.15
Al (metallic) (%) Not specified <=0.02
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 SCM415 IS 1570 (Part 7) 12Cr9Mo10H
Tensile Strength Not specified 410-560 MPa
Yield Strength Not specified >=135 MPa (0.2 % proof stress)
Condition Not specified Pipes, A, thickness - (first row of Table 3)
Typical Applications
KS D3867 SCM415
Gears, shafts, camshafts, piston pins, precision machine components requiring hard surface and tough core.
IS 1570 (Part 7) 12Cr9Mo10H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can KS D3867 SCM415 Be Substituted With IS 1570 (Part 7) 12Cr9Mo10H?
KS D3867 SCM415 and IS 1570 (Part 7) 12Cr9Mo10H 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 SCM415
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5200–5700 mm (204.72–224.41 in)
IS 1570 (Part 7) 12Cr9Mo10H
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On M-EX Right Now
KS D3867 SCM415
2 active listings and RFQs →
IS 1570 (Part 7) 12Cr9Mo10H
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Frequently Asked Questions
What is the difference between KS D3867 SCM415 and IS 1570 (Part 7) 12Cr9Mo10H?
IS 1570 (Part 7) 12Cr9Mo10H specifies Al (metallic) which is not specified for KS D3867 SCM415.
Can KS D3867 SCM415 be substituted with IS 1570 (Part 7) 12Cr9Mo10H?
KS D3867 SCM415 and IS 1570 (Part 7) 12Cr9Mo10H 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.