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IS 1570 (Part 4) 26C10BT vs BS 970 (Part 1) 045A10

Close Alternative — 74.6% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 26C10BT (IS 1570 (Part 4):1988) and BS 970 (Part 1) 045A10 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Carbon Steel category. IS 1570 (Part 4) 26C10BT is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 (Part 1) 045A10 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 1570 (Part 4) 26C10BT vs BS 970 (Part 1) 045A10 is a 74.6% 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 74.6%.

Frequently Compared With IS 1570 (Part 4) 26C10BT:
BS 970 (Part 1) 080A20 BS 970 (Part 3) 070M55 BS 970 (Part 1) 040A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 060A32 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 055M15
Match Breakdown
CHEMISTRY MATCH
74.6%
MECHANICAL MATCH
No shared data
OVERALL
74.6%
Specifications
Property IS 1570 (Part 4) 26C10BT BS 970 (Part 1) 045A10
Standard IS 1570 (Part 4):1988 BS 970 (Part 1):1983
Category Carbon Steel Carbon Steel
C (%) 0.23-0.29 0.08-0.13
Si (%) 0.15-0.30 Not specified
Mn (%) 0.90-1.2 0.30-0.60
B (%) 0.0005-0.003 Not specified
P (%) Not specified <=0.050
S (%) Not specified <=0.050
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
IS 1570 (Part 4) 26C10BT
Not documented
BS 970 (Part 1) 045A10
Case hardening steel for mechanical and allied engineering purposes (Table 11 mechanical properties).
Key Differences
Can IS 1570 (Part 4) 26C10BT Be Substituted With BS 970 (Part 1) 045A10?
IS 1570 (Part 4) 26C10BT and BS 970 (Part 1) 045A10 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) 26C10BT
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BS 970 (Part 1) 045A10
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Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 26C10BT and BS 970 (Part 1) 045A10?
IS 1570 (Part 4) 26C10BT specifies Si, B which are not specified for BS 970 (Part 1) 045A10. BS 970 (Part 1) 045A10 specifies P, S which are not specified for IS 1570 (Part 4) 26C10BT.
Can IS 1570 (Part 4) 26C10BT be substituted with BS 970 (Part 1) 045A10?
IS 1570 (Part 4) 26C10BT and BS 970 (Part 1) 045A10 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.