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IS 1570 (Part 4) 35C8BT vs IS 11169 (Part 1) 36C10BT

Close Alternative — 78.3% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 35C8BT (IS 1570 (Part 4):1988) and IS 11169 (Part 1) 36C10BT (IS 11169 (Part 1):2022) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 35C8BT is defined under Bureau of Indian Standards (IS), originating from India, while IS 11169 (Part 1) 36C10BT is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 4) 35C8BT vs IS 11169 (Part 1) 36C10BT is a 78.3% 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 78.3%.

Frequently Compared With IS 1570 (Part 4) 35C8BT:
IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
78.3%
MECHANICAL MATCH
No shared data
OVERALL
78.3%
Specifications
Property IS 1570 (Part 4) 35C8BT IS 11169 (Part 1) 36C10BT
Standard IS 1570 (Part 4):1988 IS 11169 (Part 1):2022
Category Alloy Steel Alloy Steel
C (%) 0.31-0.36 0.33-0.38
Si (%) 0.10-0.35 <=0.30
Mn (%) 0.60-1.00 0.80-1.10
Cr (%) 0.10-0.30 <=0.30
B (%) 0.0005-0.003 0.0008-0.005
Cu (%) Not specified <=0.25
P (%) Not specified <=0.025
S (%) Not specified <=0.025
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) 35C8BT IS 11169 (Part 1) 36C10BT
Core Hardness (CH) Not specified >=47 HRC up to 14 mm
Tensile Strength, annealed (+AC) Not specified <=600 MPa (over 5 to 40 mm)
Typical Applications
IS 1570 (Part 4) 35C8BT
Not documented
IS 11169 (Part 1) 36C10BT
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)
Key Differences
Can IS 1570 (Part 4) 35C8BT Be Substituted With IS 11169 (Part 1) 36C10BT?
IS 1570 (Part 4) 35C8BT and IS 11169 (Part 1) 36C10BT 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) 35C8BT
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IS 11169 (Part 1) 36C10BT
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Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 35C8BT and IS 11169 (Part 1) 36C10BT?
IS 11169 (Part 1) 36C10BT specifies Cu, P, S which are not specified for IS 1570 (Part 4) 35C8BT.
Can IS 1570 (Part 4) 35C8BT be substituted with IS 11169 (Part 1) 36C10BT?
IS 1570 (Part 4) 35C8BT and IS 11169 (Part 1) 36C10BT 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.