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IS 1570 (Part 6) T55Ni7Cr3Mo3V1 vs JIS G4103 SNCM439

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

IS 1570 (Part 6) T55Ni7Cr3Mo3V1 (IS 1570 (Part 6):1996) and JIS G4103 SNCM439 (JIS G4103:1979) are both steel grades. IS 1570 (Part 6) T55Ni7Cr3Mo3V1 is classified under Tool & Die Steels, while JIS G4103 SNCM439 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 JIS G4103 SNCM439 is defined under Japanese Industrial Standards (JIS), originating from Japan.

As per chemical composition, IS 1570 (Part 6) T55Ni7Cr3Mo3V1 vs JIS G4103 SNCM439 is a 67.2% 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
67.2%
MECHANICAL MATCH
No shared data
OVERALL
65%
Specifications
Property IS 1570 (Part 6) T55Ni7Cr3Mo3V1 JIS G4103 SNCM439
Standard IS 1570 (Part 6):1996 JIS G4103:1979
Category Tool & Die Steels Alloy Steel
C (%) 0.50-0.60 0.36–0.43
Si (%) 0.10-0.35 0.15–0.35
Mn (%) 0.65-0.95 0.60–0.90
Ni (%) 1.50-1.80 1.60–2.00
Cr (%) 0.60-0.80 0.60–1.00
Mo (%) 0.25-0.35 0.15–0.30
V (%) 0.07-0.12 Not specified
P (%) <=0.035 Not specified
S (%) <=0.035 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 1570 (Part 6) T55Ni7Cr3Mo3V1 JIS G4103 SNCM439
Tensile Strength Not specified ≥980 MPa
Yield Strength Not specified ≥835 MPa
Elongation Not specified ≥12%
Hardness Not specified 293–352 HB
Typical Applications
IS 1570 (Part 6) T55Ni7Cr3Mo3V1
Not documented
JIS G4103 SNCM439
Crankshafts, gears, heavy duty shafts, aircraft components
Key Differences
Can IS 1570 (Part 6) T55Ni7Cr3Mo3V1 Be Substituted With JIS G4103 SNCM439?
IS 1570 (Part 6) T55Ni7Cr3Mo3V1 and JIS G4103 SNCM439 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.
JIS G4103 SNCM439
Round Bar → (3 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 4900–5800 mm (192.91–228.35 in)
On M-EX Right Now
IS 1570 (Part 6) T55Ni7Cr3Mo3V1
0 active listings and RFQs →
JIS G4103 SNCM439
3 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 6) T55Ni7Cr3Mo3V1 and JIS G4103 SNCM439?
Different category: IS 1570 (Part 6) T55Ni7Cr3Mo3V1 is Tool & Die Steels, JIS G4103 SNCM439 is Alloy Steel. IS 1570 (Part 6) T55Ni7Cr3Mo3V1 specifies V, P, S which are not specified for JIS G4103 SNCM439.
Can IS 1570 (Part 6) T55Ni7Cr3Mo3V1 be substituted with JIS G4103 SNCM439?
IS 1570 (Part 6) T55Ni7Cr3Mo3V1 and JIS G4103 SNCM439 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.