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IS 4367 21Cr4Mo2 vs EN 10028-2 10CrMo9-10

Minimal Match — 42.8% match based on chemical composition and mechanical property overlap.

IS 4367 21Cr4Mo2 (IS 4367:1991) and EN 10028-2 10CrMo9-10 (EN 10028-2:2017) are both steel grades. Both fall under the Alloy Steel category. IS 4367 21Cr4Mo2 is typically used for gears, shafts, studs, bolts, automotive transmission components, high-strength fasteners., while EN 10028-2 10CrMo9-10 is commonly used for flat products for pressure purposes. IS 4367 21Cr4Mo2 is defined under Bureau of Indian Standards (IS), originating from India, while EN 10028-2 10CrMo9-10 is defined under European Standard (EN), originating from Europe.

As per chemical composition, IS 4367 21Cr4Mo2 vs EN 10028-2 10CrMo9-10 is a 64.2% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 42.8%.

Frequently Compared With IS 4367 21Cr4Mo2:
NF A35-565 100C6 UNI 11234 100Cr6 GOST 4543 12HN3A GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 07Cr4Mo6 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10
Match Breakdown
CHEMISTRY MATCH
64.2%
MECHANICAL MATCH
0%
OVERALL
42.8%
Specifications
Property IS 4367 21Cr4Mo2 EN 10028-2 10CrMo9-10
Standard IS 4367:1991 EN 10028-2:2017
Category Alloy Steel Alloy Steel
C (%) <=0.26 0.08-0.14
Si (%) 0.10-0.35 <=0.50
Mn (%) 0.50-0.80 0.40-0.80
Cr (%) 0.90-1.20 2.00-2.50
Mo (%) 0.15-0.30 0.90-1.10
S (%) <=0.035 <=0.010
P (%) <=0.035 <=0.020
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 IS 4367 21Cr4Mo2 EN 10028-2 10CrMo9-10
Tensile Strength 650-800 MPa 480-630 MPa
Yield Strength 420 MPa min >=310 MPa
Elongation >=16% >=18%
Izod Impact 60 J min Not specified
Hardness 190-235 HB Not specified
Hardness (soft annealed) <=210 HB Not specified
Condition Hardened and tempered, ruling section up to 150 mm Usual delivery condition normalized and tempered (+NT), nominal thickness up to 16 mm; transverse direction, Yield Strength is ReH, Elongation is A
Typical Applications
IS 4367 21Cr4Mo2
Gears, shafts, studs, bolts, automotive transmission components, high-strength fasteners.
EN 10028-2 10CrMo9-10
Flat products for pressure purposes
Key Differences
Can IS 4367 21Cr4Mo2 Be Substituted With EN 10028-2 10CrMo9-10?
IS 4367 21Cr4Mo2 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
IS 4367 21Cr4Mo2
Round Bar → (4 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5400–7000 mm (212.6–275.59 in)
EN 10028-2 10CrMo9-10
No active listings currently.
On M-EX Right Now
IS 4367 21Cr4Mo2
4 active listings and RFQs →
EN 10028-2 10CrMo9-10
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 4367 21Cr4Mo2 and EN 10028-2 10CrMo9-10?
EN 10028-2 10CrMo9-10 specifies N, Cu which are not specified for IS 4367 21Cr4Mo2.
Can IS 4367 21Cr4Mo2 be substituted with EN 10028-2 10CrMo9-10?
IS 4367 21Cr4Mo2 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.