Post Stock Login Register

IS 3748 XT35Cr5MoV1 vs EN ISO 4957 X40CrMoV5-1

Strong Match — 91.6% match based on chemical composition and mechanical property overlap.

IS 3748 XT35Cr5MoV1 (IS 3748:1990) and EN ISO 4957 X40CrMoV5-1 (EN ISO 4957:2018) are both steel grades. Both fall under the Tool & Die Steels category. IS 3748 XT35Cr5MoV1 is typically used for hot work tools and dies, such as die-casting dies and hot headers, while EN ISO 4957 X40CrMoV5-1 is commonly used for die casting dies, extrusion dies, forging dies, hot shear blades. IS 3748 XT35Cr5MoV1 is defined under Bureau of Indian Standards (IS), originating from India, while EN ISO 4957 X40CrMoV5-1 is defined under European Standard (EN), originating from Europe.

As per chemical composition, IS 3748 XT35Cr5MoV1 vs EN ISO 4957 X40CrMoV5-1 is a 87.5% match. As per mechanical properties, the match is 100%. Combined, this makes them a strong match overall at 91.6%.

Frequently Compared With IS 3748 XT35Cr5MoV1:
GB/T 1299 4Cr5MoSiV1 DIN EN ISO 4957 1.2344 DIN EN ISO 4957 1.2379 IS 3748 103T3 IS 1570 (Part 6) 103T3 IS 3748 118T3 IS 1570 (Part 6) 133T3 GOST 5950 3H2W8F EN ISO 4957 1.2316 EN ISO 683-17 100Cr6 IS 1570 (Part 6) 118T3 IS 3748 133T3
Match Breakdown
CHEMISTRY MATCH
87.5%
MECHANICAL MATCH
100%
OVERALL
91.6%
Specifications
Property IS 3748 XT35Cr5MoV1 EN ISO 4957 X40CrMoV5-1
Standard IS 3748:1990 EN ISO 4957:2018
Category Tool & Die Steels Tool & Die Steels
C (%) 0.30-0.40 0.35–0.42
Si (%) 0.80-1.20 0.80–1.20
Mn (%) 0.25-0.50 0.30–0.50
Cr (%) 4.75-5.50 4.75–5.50
Mo (%) 1.20-1.60 1.20–1.50
V (%) 1.00-1.20 0.85–1.15
S (%) <=0.035 Not specified
P (%) <=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 3748 XT35Cr5MoV1 EN ISO 4957 X40CrMoV5-1
Hardness <=235 HB Not specified
Condition Annealed (maximum Brinell hardness) Not specified
Hardness HRC (hardened) Not specified 42–54
Hardness HB (annealed) Not specified ≤235
Hot Strength Not specified Excellent to 600°C
Typical Applications
IS 3748 XT35Cr5MoV1
Hot work tools and dies, such as die-casting dies and hot headers
EN ISO 4957 X40CrMoV5-1
Die casting dies, extrusion dies, forging dies, hot shear blades
Key Differences
Can IS 3748 XT35Cr5MoV1 Be Substituted With EN ISO 4957 X40CrMoV5-1?
IS 3748 XT35Cr5MoV1 and EN ISO 4957 X40CrMoV5-1 overlap closely enough on chemistry and mechanical properties that EN ISO 4957 X40CrMoV5-1 is often considered as a substitute for IS 3748 XT35Cr5MoV1 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
Forms & Sizes Available on M-EX
IS 3748 XT35Cr5MoV1
No active listings currently.
EN ISO 4957 X40CrMoV5-1
Round Bar → (3 listings)
Diameter: 80–80 mm (3.15–3.15 in)
Length: 2600–4800 mm (102.36–188.98 in)
On M-EX Right Now
IS 3748 XT35Cr5MoV1
0 active listings and RFQs →
EN ISO 4957 X40CrMoV5-1
3 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 3748 XT35Cr5MoV1 and EN ISO 4957 X40CrMoV5-1?
IS 3748 XT35Cr5MoV1 specifies S, P which are not specified for EN ISO 4957 X40CrMoV5-1.
Can IS 3748 XT35Cr5MoV1 be substituted with EN ISO 4957 X40CrMoV5-1?
IS 3748 XT35Cr5MoV1 and EN ISO 4957 X40CrMoV5-1 overlap closely enough on chemistry and mechanical properties that EN ISO 4957 X40CrMoV5-1 is often considered as a substitute for IS 3748 XT35Cr5MoV1 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.