Related Material — 63.2% match
based on chemical composition and mechanical property overlap.
IS 11169 (Part 1) 30Mo1BT (IS 11169 (Part 1):2022) and KS D3867 SCM415 (KS D 3867:2025) are both steel grades.
Both fall under the Alloy Steel category.
IS 11169 (Part 1) 30Mo1BT is typically used for cold heading and cold extrusion of parts that are quenched and tempered; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, annex c), while KS D3867 SCM415 is commonly used for gears, shafts, camshafts, piston pins, precision machine components requiring hard surface and tough core..
IS 11169 (Part 1) 30Mo1BT is defined under Bureau of Indian Standards (IS), originating from India, while KS D3867 SCM415 is defined under Korean Industrial Standards (KS), originating from South Korea.
As per chemical composition, IS 11169 (Part 1) 30Mo1BT vs KS D3867 SCM415 is a 63.2% 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 63.2%.
Frequently Compared With IS 11169 (Part 1) 30Mo1BT:
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
IS 11169 (Part 1) 30Mo1BT
KS D3867 SCM415
Core Hardness (CH)
>=45 HRC up to 18 mm
Not specified
Tensile Strength, annealed (+AC)
<=530 MPa (over 5 to 40 mm)
Not specified
Typical Applications
IS 11169 (Part 1) 30Mo1BT
Cold heading and cold extrusion of parts that are quenched and tempered; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, Annex C)
KS D3867 SCM415
Gears, shafts, camshafts, piston pins, precision machine components requiring hard surface and tough core.
Key Differences
IS 11169 (Part 1) 30Mo1BT specifies B, Cu which are not specified for KS D3867 SCM415.
Can IS 11169 (Part 1) 30Mo1BT Be Substituted With KS D3867 SCM415?
IS 11169 (Part 1) 30Mo1BT and KS D3867 SCM415 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.
What is the difference between IS 11169 (Part 1) 30Mo1BT and KS D3867 SCM415?
IS 11169 (Part 1) 30Mo1BT specifies B, Cu which are not specified for KS D3867 SCM415.
Can IS 11169 (Part 1) 30Mo1BT be substituted with KS D3867 SCM415?
IS 11169 (Part 1) 30Mo1BT and KS D3867 SCM415 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.