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EN 10089 55Cr3 vs SAE J404 6150

Related Material — 65% match based on chemical composition and mechanical property overlap.

EN 10089 55Cr3 (EN 10089:2002) and SAE J404 6150 (SAE J404:2009) are both steel grades. EN 10089 55Cr3 is classified under Spring Steel, while SAE J404 6150 is classified under Alloy Steel — a different category, which is worth noting alongside the chemistry match below. EN 10089 55Cr3 is typically used for automotive leaf springs, heavy coil springs, while SAE J404 6150 is commonly used for springs, hand tools, high strength shafts, axles. EN 10089 55Cr3 is defined under European Standard (EN), originating from Europe, while SAE J404 6150 is defined under SAE International, originating from United States.

As per chemical composition, EN 10089 55Cr3 vs SAE J404 6150 is a 76.7% 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%.

Frequently Compared With EN 10089 55Cr3:
EN 10089 50CrV4 EN 10089 55Si7 GB/T 1222 55CrMnA EN 10083-3 51CrV4 IS 3195 52Cr4Mo2V IS 1570 (Part 4) 55Si7 IS 3195 60Cr4V2 IS 3195 60Si7 IS 5517 55Cr3 IS 3195 98C6 IS 4367 55Si7 IS 1570 (Part 4) 65Si7
Match Breakdown
CHEMISTRY MATCH
76.7%
MECHANICAL MATCH
No shared data
OVERALL
65%
Specifications
Property EN 10089 55Cr3 SAE J404 6150
Standard EN 10089:2002 SAE J404:2009
Category Spring Steel Alloy Steel
C (%) 0.52–0.59 0.48-0.53
Si (%) 0.15–0.35 0.15-0.35
Mn (%) 0.70–1.00 0.70-0.90
Cr (%) 0.60–0.90 0.80-1.10
P (%) Not specified <=0.030
S (%) Not specified <=0.040
V (%) Not specified >=0.15
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property EN 10089 55Cr3 SAE J404 6150
Tensile Strength 1100–1350 MPa Not specified
Yield Strength ≥1000 MPa Not specified
Elongation ≥6% Not specified
Hardness 321–388 HB Not specified
Typical Applications
EN 10089 55Cr3
Automotive leaf springs, heavy coil springs
SAE J404 6150
Springs, hand tools, high strength shafts, axles
Key Differences
Can EN 10089 55Cr3 Be Substituted With SAE J404 6150?
EN 10089 55Cr3 and SAE J404 6150 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
EN 10089 55Cr3
Round Bar → (3 listings)
Diameter: 30–30 mm (1.18–1.18 in)
Length: 5100–6600 mm (200.79–259.84 in)
SAE J404 6150
Round Bar → (3 listings)
Diameter: 30–30 mm (1.18–1.18 in)
Length: 4600–6300 mm (181.1–248.03 in)
On M-EX Right Now
EN 10089 55Cr3
3 active listings and RFQs →
SAE J404 6150
3 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10089 55Cr3 and SAE J404 6150?
Different category: EN 10089 55Cr3 is Spring Steel, SAE J404 6150 is Alloy Steel. SAE J404 6150 specifies P, S, V which are not specified for EN 10089 55Cr3.
Can EN 10089 55Cr3 be substituted with SAE J404 6150?
EN 10089 55Cr3 and SAE J404 6150 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.