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BS 970 (Part 1) 590M17 vs IS 1570 (Part 4) 105Cr5

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

BS 970 (Part 1) 590M17 (BS 970 (Part 1):1991) and IS 1570 (Part 4) 105Cr5 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. BS 970 (Part 1) 590M17 is defined under British Standards (BS), originating from United Kingdom, while IS 1570 (Part 4) 105Cr5 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, BS 970 (Part 1) 590M17 vs IS 1570 (Part 4) 105Cr5 is a 72.5% 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 69.9%.

Frequently Compared With BS 970 (Part 1) 590M17:
IS 1570 (Part 4) 103Cr6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 07Cr4Mo6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 4367 10Cr9Mo10 IS 1570 (Part 7) 10Mo6H IS 11169 (Part 1) 10Ni5Cr4 IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
72.5%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property BS 970 (Part 1) 590M17 IS 1570 (Part 4) 105Cr5
Standard BS 970 (Part 1):1991 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.14-0.20 0.90-1.20
Mn (%) 1.00-1.30 0.40-0.80
Cr (%) 0.80-1.10 1.00-1.60
Si (%) Not specified 0.10-0.35
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property BS 970 (Part 1) 590M17 IS 1570 (Part 4) 105Cr5
Condition Case hardened, 19 mm test bar Not specified
Tensile Strength 930 MPa min Not specified
Elongation 10 % min Not specified
Typical Applications
BS 970 (Part 1) 590M17
Case hardening steel (section four)
IS 1570 (Part 4) 105Cr5
Not documented
Key Differences
Can BS 970 (Part 1) 590M17 Be Substituted With IS 1570 (Part 4) 105Cr5?
BS 970 (Part 1) 590M17 and IS 1570 (Part 4) 105Cr5 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.
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BS 970 (Part 1) 590M17
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IS 1570 (Part 4) 105Cr5
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Frequently Asked Questions
What is the difference between BS 970 (Part 1) 590M17 and IS 1570 (Part 4) 105Cr5?
IS 1570 (Part 4) 105Cr5 specifies Si which is not specified for BS 970 (Part 1) 590M17.
Can BS 970 (Part 1) 590M17 be substituted with IS 1570 (Part 4) 105Cr5?
BS 970 (Part 1) 590M17 and IS 1570 (Part 4) 105Cr5 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.