IS 3195 60Si7 vs IS 1570 (Part 4) 55Si7

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

IS 3195 60Si7 (IS 3195:1992) and IS 1570 (Part 4) 55Si7 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Spring Steel category. IS 3195 60Si7 is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 4) 55Si7 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 3195 60Si7 vs IS 1570 (Part 4) 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 3195 60Si7:
IS 3431 60Si7 EN 10083-1 51CrV4 EN 10089 55Cr3 IS 1570 (Part 4) 65Si7 IS 3195 50Cr4V2 IS 3195 52Cr4Mo2V IS 1570 (Part 4) 60Si7 EN 10089 50CrV4 IS 3195 65Si7 IS 5517 55Cr3 GB/T 1222 55CrMnA BS 970 EN42B
Match Breakdown
CHEMISTRY MATCH
92.2%
MECHANICAL MATCH
No shared data
OVERALL
92.2%
Specifications
Property IS 3195 60Si7 IS 1570 (Part 4) 55Si7
Standard IS 3195:1992 IS 1570 (Part 4):1988
Category Spring Steel Spring Steel
C (%) 0.55-0.65 0.50-0.60
Mn (%) 0.80-1.00 0.80-1.00
P (%) <=0.030 Not specified
S (%) <=0.030 Not specified
Si (%) 1.50-2.00 1.50-2.00
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 3195 60Si7 IS 1570 (Part 4) 55Si7
Hardness, annealed <=245 HB Not specified
Hardness, untreated (hot rolled) about 255 HB (for guidance only) Not specified
Typical Applications
IS 3195 60Si7
Used in leaf springs, coil springs, suspension parts, agricultural tines, clips, and spring washers.
IS 1570 (Part 4) 55Si7
Not documented
Key Differences
Can IS 3195 60Si7 Be Substituted With IS 1570 (Part 4) 55Si7?
IS 3195 60Si7 and IS 1570 (Part 4) 55Si7 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 4) 55Si7 is often considered as a substitute for IS 3195 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 3195 60Si7
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5700–5800 mm (224.41–228.35 in)
IS 1570 (Part 4) 55Si7
No active listings currently.
On M-EX Right Now
IS 3195 60Si7
2 active listings and RFQs →
IS 1570 (Part 4) 55Si7
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 3195 60Si7 and IS 1570 (Part 4) 55Si7?
IS 3195 60Si7 specifies P, S which are not specified for IS 1570 (Part 4) 55Si7.
Can IS 3195 60Si7 be substituted with IS 1570 (Part 4) 55Si7?
IS 3195 60Si7 and IS 1570 (Part 4) 55Si7 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 4) 55Si7 is often considered as a substitute for IS 3195 60Si7 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.