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IS 11169 (Part 1) 38Cr4Mn2BT vs IS 1570 (Part 4) 50Cr4

Close Alternative — 75.1% match based on chemical composition and mechanical property overlap.

IS 11169 (Part 1) 38Cr4Mn2BT (IS 11169 (Part 1):1984) and IS 1570 (Part 4) 50Cr4 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. IS 11169 (Part 1) 38Cr4Mn2BT is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 4) 50Cr4 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 11169 (Part 1) 38Cr4Mn2BT vs IS 1570 (Part 4) 50Cr4 is a 75.1% 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 75.1%.

Frequently Compared With IS 11169 (Part 1) 38Cr4Mn2BT:
IS 1570 (Part 4) 103Cr4 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 10Mo6H IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 105Cr5 IS 11169 (Part 1) 10Ni5Cr4
Match Breakdown
CHEMISTRY MATCH
75.1%
MECHANICAL MATCH
No shared data
OVERALL
75.1%
Specifications
Property IS 11169 (Part 1) 38Cr4Mn2BT IS 1570 (Part 4) 50Cr4
Standard IS 11169 (Part 1):1984 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.35-0.40 0.45-0.55
Mn (%) 0.30-0.50 0.60-0.90
Si (%) 0.15-0.30 0.10-0.35
Cr (%) 0.95-1.15 0.90-1.20
B (%) 0.0005-0.003 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) 38Cr4Mn2BT IS 1570 (Part 4) 50Cr4
Hardness, annealed <=200 HB Not specified
Tensile Strength Not specified >=1090 MPa
Yield Strength Not specified >=890 MPa
Condition Not specified Tubes, hardened and tempered
Typical Applications
IS 11169 (Part 1) 38Cr4Mn2BT
Cold heading and cold extrusion; the standard covers wires, wire rods and bars of 2 to 100 mm diameter (clause 1.1)
IS 1570 (Part 4) 50Cr4
Not documented
Key Differences
Can IS 11169 (Part 1) 38Cr4Mn2BT Be Substituted With IS 1570 (Part 4) 50Cr4?
IS 11169 (Part 1) 38Cr4Mn2BT and IS 1570 (Part 4) 50Cr4 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) 38Cr4Mn2BT
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IS 1570 (Part 4) 50Cr4
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Frequently Asked Questions
What is the difference between IS 11169 (Part 1) 38Cr4Mn2BT and IS 1570 (Part 4) 50Cr4?
IS 11169 (Part 1) 38Cr4Mn2BT specifies B which is not specified for IS 1570 (Part 4) 50Cr4.
Can IS 11169 (Part 1) 38Cr4Mn2BT be substituted with IS 1570 (Part 4) 50Cr4?
IS 11169 (Part 1) 38Cr4Mn2BT and IS 1570 (Part 4) 50Cr4 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.