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DIN 17210 15CrMo5 vs SAE J404 4120

Close Alternative — 70.7% match based on chemical composition and mechanical property overlap.

DIN 17210 15CrMo5 (DIN 17210:1986) and SAE J404 4120 (SAE J404:2000) are both steel grades. Both fall under the Alloy Steel category. DIN 17210 15CrMo5 is typically used for used in gears, pinions, camshafts, transmission shafts, and wear-resistant machine parts., while SAE J404 4120 is commonly used for chemistry-only alloy steel grade; see the composition notes for product scope. DIN 17210 15CrMo5 is defined under Deutsches Institut fur Normung (DIN), originating from Germany, while SAE J404 4120 is defined under SAE International, originating from United States.

As per chemical composition, DIN 17210 15CrMo5 vs SAE J404 4120 is a 70.7% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 70.7%.

Frequently Compared With DIN 17210 15CrMo5:
NF A35-565 100C6 GOST 4543 12HN3A GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 UNI 11234 100Cr6
Match Breakdown
CHEMISTRY MATCH
70.7%
MECHANICAL MATCH
No shared data
OVERALL
70.7%
Specifications
Property DIN 17210 15CrMo5 SAE J404 4120
Standard DIN 17210:1986 SAE J404:2000
Category Alloy Steel Alloy Steel
C (%) 0.13-0.17 0.18-0.23
Si (%) 0.15-0.35 0.15-0.35
Mn (%) 0.80-1.10 0.90-1.20
Cr (%) 1.00-1.30 0.40-0.60
Mo (%) 0.20-0.30 0.13-0.20
P (%) <=0.035 <=0.030
S (%) <=0.035 <=0.040
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property DIN 17210 15CrMo5 SAE J404 4120
Tensile Strength 700-900 MPa Not specified
Yield Strength 500 MPa min Not specified
Elongation 11-15% Not specified
Hardness 220-280 HB Not specified
Typical Applications
DIN 17210 15CrMo5
Used in gears, pinions, camshafts, transmission shafts, and wear-resistant machine parts.
SAE J404 4120
Chemistry-only alloy steel grade; see the composition notes for product scope
Can DIN 17210 15CrMo5 Be Substituted With SAE J404 4120?
DIN 17210 15CrMo5 and SAE J404 4120 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
Forms & Sizes Available on M-EX
DIN 17210 15CrMo5
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5400–7000 mm (212.6–275.59 in)
SAE J404 4120
No active listings currently.
On M-EX Right Now
DIN 17210 15CrMo5
2 active listings and RFQs →
SAE J404 4120
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Frequently Asked Questions
What is the difference between DIN 17210 15CrMo5 and SAE J404 4120?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can DIN 17210 15CrMo5 be substituted with SAE J404 4120?
DIN 17210 15CrMo5 and SAE J404 4120 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.