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IS 11169 (Part 1) 38Cr4BT vs BS 970 (Part 1) 530H36

Close Alternative — 73.7% match based on chemical composition and mechanical property overlap.

IS 11169 (Part 1) 38Cr4BT (IS 11169 (Part 1):2022) and BS 970 (Part 1) 530H36 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Alloy Steel category. IS 11169 (Part 1) 38Cr4BT is typically used for cold heading and cold extrusion of parts that are quenched and tempered; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, annex c), while BS 970 (Part 1) 530H36 is commonly used for through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of table 6.. IS 11169 (Part 1) 38Cr4BT is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 (Part 1) 530H36 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 11169 (Part 1) 38Cr4BT vs BS 970 (Part 1) 530H36 is a 73.7% 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 73.7%.

Frequently Compared With IS 11169 (Part 1) 38Cr4BT:
IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Mo6 IS 11169 (Part 1) 10Ni5Cr4 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 4367 10Cr9Mo10
Match Breakdown
CHEMISTRY MATCH
73.7%
MECHANICAL MATCH
No shared data
OVERALL
73.7%
Specifications
Property IS 11169 (Part 1) 38Cr4BT BS 970 (Part 1) 530H36
Standard IS 11169 (Part 1):2022 BS 970 (Part 1):1983
Category Alloy Steel Alloy Steel
B (%) 0.0005-0.003 Not specified
C (%) 0.35-0.40 0.33-0.40
Cr (%) 0.95-1.15 0.80-1.25
Cu (%) <=0.15 Not specified
Mn (%) 0.30-0.50 0.50-0.90
Mo (%) <=0.05 Not specified
P (%) <=0.035 <=0.035
S (%) <=0.035 <=0.040
Si (%) 0.15-0.30 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 11169 (Part 1) 38Cr4BT BS 970 (Part 1) 530H36
Hardness, annealed (+AC) <=200 HBW Not specified
Typical Applications
IS 11169 (Part 1) 38Cr4BT
Cold heading and cold extrusion of parts that are quenched and tempered; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, Annex C)
BS 970 (Part 1) 530H36
Through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of Table 6.
Key Differences
Can IS 11169 (Part 1) 38Cr4BT Be Substituted With BS 970 (Part 1) 530H36?
IS 11169 (Part 1) 38Cr4BT and BS 970 (Part 1) 530H36 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 11169 (Part 1) 38Cr4BT
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BS 970 (Part 1) 530H36
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Frequently Asked Questions
What is the difference between IS 11169 (Part 1) 38Cr4BT and BS 970 (Part 1) 530H36?
IS 11169 (Part 1) 38Cr4BT specifies B, Cu, Mo, Si which are not specified for BS 970 (Part 1) 530H36.
Can IS 11169 (Part 1) 38Cr4BT be substituted with BS 970 (Part 1) 530H36?
IS 11169 (Part 1) 38Cr4BT and BS 970 (Part 1) 530H36 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.