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BS 970 (Part 1) 815M17 vs IS 1570 (Part 4) 10Cr20Mo6

Related Material — 55% match based on chemical composition and mechanical property overlap.

BS 970 (Part 1) 815M17 (BS 970 (Part 1):1983) and IS 1570 (Part 4) 10Cr20Mo6 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. BS 970 (Part 1) 815M17 is defined under British Standards (BS), originating from United Kingdom, while IS 1570 (Part 4) 10Cr20Mo6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, BS 970 (Part 1) 815M17 vs IS 1570 (Part 4) 10Cr20Mo6 is a 55% 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 55%.

Frequently Compared With BS 970 (Part 1) 815M17:
IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 4367 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 IS 1570 (Part 7) 10Mo6H UNI 11234 100Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Mo6 IS 11169 (Part 1) 10Ni5Cr4
Match Breakdown
CHEMISTRY MATCH
55%
MECHANICAL MATCH
No shared data
OVERALL
55%
Specifications
Property BS 970 (Part 1) 815M17 IS 1570 (Part 4) 10Cr20Mo6
Standard BS 970 (Part 1):1983 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.14-0.20 <=0.15
Mn (%) 0.60-0.90 0.40-0.70
Cr (%) 0.80-1.20 4.0-6.0
Mo (%) 0.10-0.20 0.45-0.65
Ni (%) 1.20-1.70 <=0.30
P (%) <=0.035 Not specified
S (%) <=0.040 Not specified
Si (%) Not specified <=0.50
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
BS 970 (Part 1) 815M17
Case hardening steel for mechanical and allied engineering purposes (Table 11 mechanical properties).
IS 1570 (Part 4) 10Cr20Mo6
Not documented
Key Differences
Can BS 970 (Part 1) 815M17 Be Substituted With IS 1570 (Part 4) 10Cr20Mo6?
BS 970 (Part 1) 815M17 and IS 1570 (Part 4) 10Cr20Mo6 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.
On M-EX Right Now
BS 970 (Part 1) 815M17
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IS 1570 (Part 4) 10Cr20Mo6
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Frequently Asked Questions
What is the difference between BS 970 (Part 1) 815M17 and IS 1570 (Part 4) 10Cr20Mo6?
BS 970 (Part 1) 815M17 specifies P, S which are not specified for IS 1570 (Part 4) 10Cr20Mo6. IS 1570 (Part 4) 10Cr20Mo6 specifies Si which is not specified for BS 970 (Part 1) 815M17.
Can BS 970 (Part 1) 815M17 be substituted with IS 1570 (Part 4) 10Cr20Mo6?
BS 970 (Part 1) 815M17 and IS 1570 (Part 4) 10Cr20Mo6 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.