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IS 1570 (Part 6) T55Ni7Cr3Mo3V1 vs BS 970 EN24

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

IS 1570 (Part 6) T55Ni7Cr3Mo3V1 (IS 1570 (Part 6):1996) and BS 970 EN24 (BS 970:1955) are both steel grades. IS 1570 (Part 6) T55Ni7Cr3Mo3V1 is classified under Tool & Die Steels, while BS 970 EN24 is classified under Alloy Steel — a different category, which is worth noting alongside the chemistry match below. IS 1570 (Part 6) T55Ni7Cr3Mo3V1 is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 EN24 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 1570 (Part 6) T55Ni7Cr3Mo3V1 vs BS 970 EN24 is a 65.9% 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 1570 (Part 6) T55Ni7Cr3Mo3V1:
EN ISO 4957 1.2316 EN ISO 683-17 100Cr6 GOST 5950 4H5MFS GOST 5950 4H5MFS1 DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 IS 1570 (Part 6) 103T3 GB/T 1299 4Cr5MoSiV GB/T 1299 4Cr5MoSiV1 IS 1570 (Part 6) 133T3 GOST 5950 3H2W8F IS 1570 (Part 6) 118T3
Match Breakdown
CHEMISTRY MATCH
65.9%
MECHANICAL MATCH
No shared data
OVERALL
65%
Specifications
Property IS 1570 (Part 6) T55Ni7Cr3Mo3V1 BS 970 EN24
Standard IS 1570 (Part 6):1996 BS 970:1955
Category Tool & Die Steels Alloy Steel
C (%) 0.50-0.60 0.35-0.45
Si (%) 0.10-0.35 0.10-0.35
Mn (%) 0.65-0.95 0.45-0.70
Ni (%) 1.50-1.80 1.30-1.80
Cr (%) 0.60-0.80 0.90-1.40
Mo (%) 0.25-0.35 0.20-0.35
V (%) 0.07-0.12 Not specified
P (%) <=0.035 <=0.050
S (%) <=0.035 <=0.050
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 6) T55Ni7Cr3Mo3V1 BS 970 EN24
Tensile Strength Not specified ≥772 MPa (50 tons/sq in, converted)
Yield Strength Not specified ≥587 MPa (38 tons/sq in, converted)
Elongation Not specified ≥20%
Hardness Not specified 223-277 HB
Condition Not specified Hardened and tempered S, ruling section 6 in (lowest-strength condition of the standard)
Typical Applications
IS 1570 (Part 6) T55Ni7Cr3Mo3V1
Not documented
BS 970 EN24
Heavy duty gears, shafts, connecting rods
Key Differences
Can IS 1570 (Part 6) T55Ni7Cr3Mo3V1 Be Substituted With BS 970 EN24?
IS 1570 (Part 6) T55Ni7Cr3Mo3V1 and BS 970 EN24 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 1570 (Part 6) T55Ni7Cr3Mo3V1
No active listings currently.
BS 970 EN24
Round Bar → (26 listings)
Diameter: 50–130 mm (1.97–5.12 in)
Length: 4800–7000 mm (188.98–275.59 in)
Flat Bar → (6 listings)
Thickness: 25–40 mm (0.98–1.57 in)
Width: 200–200 mm (7.87–7.87 in)
Length: 2500–3900 mm (98.43–153.54 in)
Hex Bar → (4 listings)
Across Flats: 45–50 mm (1.77–1.97 in)
Length: 2500–3900 mm (98.43–153.54 in)
On M-EX Right Now
IS 1570 (Part 6) T55Ni7Cr3Mo3V1
0 active listings and RFQs →
BS 970 EN24
36 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 6) T55Ni7Cr3Mo3V1 and BS 970 EN24?
Different category: IS 1570 (Part 6) T55Ni7Cr3Mo3V1 is Tool & Die Steels, BS 970 EN24 is Alloy Steel. IS 1570 (Part 6) T55Ni7Cr3Mo3V1 specifies V which is not specified for BS 970 EN24.
Can IS 1570 (Part 6) T55Ni7Cr3Mo3V1 be substituted with BS 970 EN24?
IS 1570 (Part 6) T55Ni7Cr3Mo3V1 and BS 970 EN24 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.