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IS 3195 52Cr4Mo2V vs BS 970 (Part 1) 709M40

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

IS 3195 52Cr4Mo2V (IS 3195:1992) and BS 970 (Part 1) 709M40 (BS 970 (Part 1):1991) are both steel grades. IS 3195 52Cr4Mo2V is classified under Spring Steel, while BS 970 (Part 1) 709M40 is classified under Alloy Steel — a different category, which is worth noting alongside the chemistry match below. IS 3195 52Cr4Mo2V is typically used for volute and helical springs for railway rolling stock; flats and rounds, springs worked hot and heat-treated (clause 1.1, foreword), while BS 970 (Part 1) 709M40 is commonly used for used for aircraft parts, heavy-duty gears, transmission shafts, connecting rods, crankshafts, and engineering fasteners.. IS 3195 52Cr4Mo2V is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 (Part 1) 709M40 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 3195 52Cr4Mo2V vs BS 970 (Part 1) 709M40 is a 65.8% 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 IS 3195 52Cr4Mo2V:
IS 3195 113C6 IS 3195 50Cr4V2 IS 3195 98C6 IS 5517 55Cr3 IS 3431 60Cr4V2 EN 10089 50CrV4 EN 10089 55Cr3 IS 3195 55Si7 IS 3431 50Cr4V2 EN 10083-3 51CrV4 GB/T 1222 55CrMnA IS 3195 60Si7
Match Breakdown
CHEMISTRY MATCH
65.8%
MECHANICAL MATCH
No shared data
OVERALL
65%
Specifications
Property IS 3195 52Cr4Mo2V BS 970 (Part 1) 709M40
Standard IS 3195:1992 BS 970 (Part 1):1991
Category Spring Steel Alloy Steel
C (%) 0.48-0.56 0.36-0.44
Cr (%) 0.90-1.20 0.90-1.20
Mn (%) 0.70-1.10 0.70-1.00
Mo (%) 0.15-0.25 0.25-0.35
P (%) <=0.030 Not specified
S (%) <=0.030 Not specified
Si (%) 0.15-0.40 Not specified
V (%) 0.07-0.12 Not specified
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 52Cr4Mo2V BS 970 (Part 1) 709M40
Hardness, annealed <=255 HB Not specified
Hardness, untreated (hot rolled) about 310 HB (for guidance only) Not specified
Typical Applications
IS 3195 52Cr4Mo2V
Volute and helical springs for railway rolling stock; flats and rounds, springs worked hot and heat-treated (clause 1.1, foreword)
BS 970 (Part 1) 709M40
Used for aircraft parts, heavy-duty gears, transmission shafts, connecting rods, crankshafts, and engineering fasteners.
Key Differences
Can IS 3195 52Cr4Mo2V Be Substituted With BS 970 (Part 1) 709M40?
IS 3195 52Cr4Mo2V and BS 970 (Part 1) 709M40 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
IS 3195 52Cr4Mo2V
No active listings currently.
BS 970 (Part 1) 709M40
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6600–6800 mm (259.84–267.72 in)
On M-EX Right Now
IS 3195 52Cr4Mo2V
0 active listings and RFQs →
BS 970 (Part 1) 709M40
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 3195 52Cr4Mo2V and BS 970 (Part 1) 709M40?
Different category: IS 3195 52Cr4Mo2V is Spring Steel, BS 970 (Part 1) 709M40 is Alloy Steel. IS 3195 52Cr4Mo2V specifies P, S, Si, V which are not specified for BS 970 (Part 1) 709M40.
Can IS 3195 52Cr4Mo2V be substituted with BS 970 (Part 1) 709M40?
IS 3195 52Cr4Mo2V and BS 970 (Part 1) 709M40 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.