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IS 3195 55Si7 vs IS 4367 55Si7

Related Material — 66.1% match based on chemical composition and mechanical property overlap.

IS 3195 55Si7 (IS 3195:1992) and IS 4367 55Si7 (IS 4367:1991) are both steel grades. Both fall under the Spring Steel category. IS 3195 55Si7 is defined under Bureau of Indian Standards (IS), originating from India, while IS 4367 55Si7 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 3195 55Si7 vs IS 4367 55Si7 is a 99.2% match. As per mechanical properties, the match is 0%. Combined, this makes them a related material overall at 66.1%.

Frequently Compared With IS 3195 55Si7:
IS 3431 55Si7 IS 5517 55Cr3 IS 1570 (Part 4) 55Si7 IS 1570 (Part 4) 60Si7 EN 10089 50CrV4 IS 3195 113C6 IS 3431 50Cr4V2 IS 3195 52Cr4Mo2V IS 1570 (Part 4) 65Si7 EN 10083-3 51CrV4 IS 3195 50Cr4V2 EN 10089 55Cr3
Match Breakdown
CHEMISTRY MATCH
99.2%
MECHANICAL MATCH
0%
OVERALL
66.1%
Specifications
Property IS 3195 55Si7 IS 4367 55Si7
Standard IS 3195:1992 IS 4367:1991
Category Spring Steel Spring Steel
C (%) 0.50-0.60 0.50-0.60
Mn (%) 0.80-1.00 0.80-1.00
P (%) <=0.030 <=0.035
S (%) <=0.030 <=0.035
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 55Si7 IS 4367 55Si7
Hardness, annealed <=245 HB Not specified
Hardness, untreated (hot rolled) about 270 HB (for guidance only) Not specified
Tensile Strength Not specified 1300-1500 MPa
Hardness Not specified 380-440 HB
Hardness (soft annealed) Not specified <=245 HB
Condition Not specified Hardened and tempered, ruling section up to 100 mm
Typical Applications
IS 3195 55Si7
Volute and helical springs for railway rolling stock; flats and rounds, springs worked hot and heat-treated (clause 1.1, foreword)
IS 4367 55Si7
Not documented
Can IS 3195 55Si7 Be Substituted With IS 4367 55Si7?
IS 3195 55Si7 and IS 4367 55Si7 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.
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IS 3195 55Si7
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IS 4367 55Si7
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Frequently Asked Questions
What is the difference between IS 3195 55Si7 and IS 4367 55Si7?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 3195 55Si7 be substituted with IS 4367 55Si7?
IS 3195 55Si7 and IS 4367 55Si7 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.