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IS 1570 (Part 4) 13Ni13Cr3 vs BS 970 (Part 1) 655M13

Close Alternative — 84% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 13Ni13Cr3 (IS 1570 (Part 4):1988) and BS 970 (Part 1) 655M13 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 13Ni13Cr3 is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 (Part 1) 655M13 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 1570 (Part 4) 13Ni13Cr3 vs BS 970 (Part 1) 655M13 is a 84% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 84%.

Frequently Compared With IS 1570 (Part 4) 13Ni13Cr3:
IS 1570 (Part 4) 10Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Cr20Mo6 GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 105Cr5 NF A35-565 100C6 GOST 4543 12HN3A UNI 11234 100Cr6 IS 4367 07Cr4Mo6 GB/T 3077 12CrNi2
Match Breakdown
CHEMISTRY MATCH
84%
MECHANICAL MATCH
No shared data
OVERALL
84%
Specifications
Property IS 1570 (Part 4) 13Ni13Cr3 BS 970 (Part 1) 655M13
Standard IS 1570 (Part 4):1988 BS 970 (Part 1):1983
Category Alloy Steel Alloy Steel
C (%) 0.10-0.15 0.10-0.16
Si (%) 0.15-0.35 Not specified
Mn (%) 0.40-0.70 0.35-0.60
Ni (%) 3.00-3.50 3.00-3.75
Cr (%) 0.60-1.00 0.70-1.00
P (%) Not specified <=0.035
S (%) Not specified <=0.040
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 4) 13Ni13Cr3 BS 970 (Part 1) 655M13
Tensile Strength >=840 MPa Not specified
Elongation >=12% Not specified
Izod Impact >=48 J Not specified
Condition Case hardening steel, refined and quenched, core properties Not specified
Typical Applications
IS 1570 (Part 4) 13Ni13Cr3
Not documented
BS 970 (Part 1) 655M13
Case hardening steel for mechanical and allied engineering purposes (Table 11 mechanical properties).
Key Differences
Can IS 1570 (Part 4) 13Ni13Cr3 Be Substituted With BS 970 (Part 1) 655M13?
IS 1570 (Part 4) 13Ni13Cr3 and BS 970 (Part 1) 655M13 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
On M-EX Right Now
IS 1570 (Part 4) 13Ni13Cr3
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BS 970 (Part 1) 655M13
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Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 13Ni13Cr3 and BS 970 (Part 1) 655M13?
IS 1570 (Part 4) 13Ni13Cr3 specifies Si which is not specified for BS 970 (Part 1) 655M13. BS 970 (Part 1) 655M13 specifies P, S which are not specified for IS 1570 (Part 4) 13Ni13Cr3.
Can IS 1570 (Part 4) 13Ni13Cr3 be substituted with BS 970 (Part 1) 655M13?
IS 1570 (Part 4) 13Ni13Cr3 and BS 970 (Part 1) 655M13 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.