IS 1570 (Part 6) T55Ni7Cr4Mo5V1 vs IS 4367 40Ni6Cr4Mo3

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

IS 1570 (Part 6) T55Ni7Cr4Mo5V1 (IS 1570 (Part 6):1996) and IS 4367 40Ni6Cr4Mo3 (IS 4367:1991) are both steel grades. IS 1570 (Part 6) T55Ni7Cr4Mo5V1 is classified under Tool & Die Steels, while IS 4367 40Ni6Cr4Mo3 is classified under Alloy Steel — a different category, which is worth noting alongside the chemistry match below. IS 1570 (Part 6) T55Ni7Cr4Mo5V1 is defined under Bureau of Indian Standards (IS), originating from India, while IS 4367 40Ni6Cr4Mo3 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 6) T55Ni7Cr4Mo5V1 vs IS 4367 40Ni6Cr4Mo3 is a 65% 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) T55Ni7Cr4Mo5V1:
IS 1570 (Part 6) 103T3 GB/T 1299 4Cr5MoSiV1 DIN EN ISO 4957 1.2344 GOST 5950 3H2W8F GOST 5950 4H5MFS EN ISO 683-17 100Cr6 IS 1570 (Part 6) 133T3 GB/T 1299 4Cr5MoSiV EN ISO 4957 1.2316 DIN EN ISO 4957 1.2379 IS 1570 (Part 6) 118T3 GB/T 1299 3Cr2W8V
Match Breakdown
CHEMISTRY MATCH
65%
MECHANICAL MATCH
No shared data
OVERALL
65%
Specifications
Property IS 1570 (Part 6) T55Ni7Cr4Mo5V1 IS 4367 40Ni6Cr4Mo3
Standard IS 1570 (Part 6):1996 IS 4367:1991
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 0.40-0.70
Ni (%) 1.50-1.80 1.25-1.75
Cr (%) 1.00-1.20 0.90-1.30
Mo (%) 0.45-0.55 0.20-0.35
V (%) 0.07-0.12 Not specified
P (%) <=0.035 <=0.035
S (%) <=0.035 <=0.035
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) T55Ni7Cr4Mo5V1 IS 4367 40Ni6Cr4Mo3
Tensile Strength Not specified 900-1050 MPa
Yield Strength Not specified 700 MPa min
Elongation Not specified >=15%
Izod Impact Not specified 55 J min
Hardness Not specified 266-311 HB
Hardness (soft annealed) Not specified <=230 HB
Condition Not specified Hardened and tempered, ruling section up to 150 mm
Typical Applications
IS 1570 (Part 6) T55Ni7Cr4Mo5V1
Not documented
IS 4367 40Ni6Cr4Mo3
aircraft landing gear, high strength shafts, gears, axles, connecting rods, heavy engineering components
Key Differences
Can IS 1570 (Part 6) T55Ni7Cr4Mo5V1 Be Substituted With IS 4367 40Ni6Cr4Mo3?
IS 1570 (Part 6) T55Ni7Cr4Mo5V1 and IS 4367 40Ni6Cr4Mo3 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) T55Ni7Cr4Mo5V1
No active listings currently.
IS 4367 40Ni6Cr4Mo3
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5000–5200 mm (196.85–204.72 in)
On M-EX Right Now
IS 1570 (Part 6) T55Ni7Cr4Mo5V1
0 active listings and RFQs →
IS 4367 40Ni6Cr4Mo3
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 1570 (Part 6) T55Ni7Cr4Mo5V1 and IS 4367 40Ni6Cr4Mo3?
Different category: IS 1570 (Part 6) T55Ni7Cr4Mo5V1 is Tool & Die Steels, IS 4367 40Ni6Cr4Mo3 is Alloy Steel. IS 1570 (Part 6) T55Ni7Cr4Mo5V1 specifies V which is not specified for IS 4367 40Ni6Cr4Mo3.
Can IS 1570 (Part 6) T55Ni7Cr4Mo5V1 be substituted with IS 4367 40Ni6Cr4Mo3?
IS 1570 (Part 6) T55Ni7Cr4Mo5V1 and IS 4367 40Ni6Cr4Mo3 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.