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IS 1570 (Part 4) 60Si7 vs EN 10089 55Si7

Strong Match — 92.2% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 60Si7 (IS 1570 (Part 4):1988) and EN 10089 55Si7 (EN 10089:2002) are both steel grades. Both fall under the Spring Steel category. IS 1570 (Part 4) 60Si7 is defined under Bureau of Indian Standards (IS), originating from India, while EN 10089 55Si7 is defined under European Standard (EN), originating from Europe.

As per chemical composition, IS 1570 (Part 4) 60Si7 vs EN 10089 55Si7 is a 92.2% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 92.2%.

Frequently Compared With IS 1570 (Part 4) 60Si7:
IS 3431 55Si7 IS 1570 (Part 4) 55Si7 IS 1570 (Part 4) 65Si7 IS 3431 60Si7 IS 3195 113C6 IS 4367 55Si7 IS 3195 55Si7 IS 3431 65Si7 IS 3195 98C6 IS 3195 60Si7 EN 10089 50CrV4 IS 3195 65Si7
Match Breakdown
CHEMISTRY MATCH
92.2%
MECHANICAL MATCH
No shared data
OVERALL
92.2%
Specifications
Property IS 1570 (Part 4) 60Si7 EN 10089 55Si7
Standard IS 1570 (Part 4):1988 EN 10089:2002
Category Spring Steel Spring Steel
C (%) 0.55-0.65 0.51–0.59
Si (%) 1.50-2.00 1.50–2.00
Mn (%) 0.80-1.00 0.70–1.00
S (%) Not specified ≤0.040
P (%) Not specified ≤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 IS 1570 (Part 4) 60Si7 EN 10089 55Si7
Tensile Strength Not specified 1000–1200 MPa
Yield Strength Not specified ≥900 MPa
Elongation Not specified ≥7%
Hardness Not specified 285–363 HB
Typical Applications
IS 1570 (Part 4) 60Si7
Not documented
EN 10089 55Si7
Leaf springs, coil springs, torsion bars
Key Differences
Can IS 1570 (Part 4) 60Si7 Be Substituted With EN 10089 55Si7?
IS 1570 (Part 4) 60Si7 and EN 10089 55Si7 overlap closely enough on chemistry and mechanical properties that EN 10089 55Si7 is often considered as a substitute for IS 1570 (Part 4) 60Si7 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
Forms & Sizes Available on M-EX
IS 1570 (Part 4) 60Si7
No active listings currently.
EN 10089 55Si7
Round Bar → (3 listings)
Diameter: 30–30 mm (1.18–1.18 in)
Length: 4200–7000 mm (165.35–275.59 in)
On M-EX Right Now
IS 1570 (Part 4) 60Si7
0 active listings and RFQs →
EN 10089 55Si7
3 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 60Si7 and EN 10089 55Si7?
EN 10089 55Si7 specifies S, P which are not specified for IS 1570 (Part 4) 60Si7.
Can IS 1570 (Part 4) 60Si7 be substituted with EN 10089 55Si7?
IS 1570 (Part 4) 60Si7 and EN 10089 55Si7 overlap closely enough on chemistry and mechanical properties that EN 10089 55Si7 is often considered as a substitute for IS 1570 (Part 4) 60Si7 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.