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IS 1570 (Part 4) 40Cr7Al10Mo2 vs IS 4367 07Cr4Mo6

Minimal Match — 45% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 40Cr7Al10Mo2 (IS 1570 (Part 4):1988) and IS 4367 07Cr4Mo6 (IS 4367:1991) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 40Cr7Al10Mo2 is defined under Bureau of Indian Standards (IS), originating from India, while IS 4367 07Cr4Mo6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 4) 40Cr7Al10Mo2 vs IS 4367 07Cr4Mo6 is a 67.4% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 45%.

Frequently Compared With IS 1570 (Part 4) 40Cr7Al10Mo2:
NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 7) 10Mo6H GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 12Cr2Mo5V2H
Match Breakdown
CHEMISTRY MATCH
67.4%
MECHANICAL MATCH
0%
OVERALL
45%
Specifications
Property IS 1570 (Part 4) 40Cr7Al10Mo2 IS 4367 07Cr4Mo6
Standard IS 1570 (Part 4):1988 IS 4367:1991
Category Alloy Steel Alloy Steel
C (%) 0.35-0.45 <=0.12
Si (%) 0.10-0.45 0.15-0.60
Mn (%) 0.40-0.70 0.40-0.70
Ni (%) <=0.30 <=0.30
Cr (%) 1.50-1.80 0.70-1.10
Mo (%) 0.10-0.25 0.45-0.65
Al (%) 0.90-1.30 Not specified
S (%) Not specified <=0.035
P (%) Not specified <=0.035
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) 40Cr7Al10Mo2 IS 4367 07Cr4Mo6
Tensile Strength 890-1040 MPa 380-550 MPa
Yield Strength >=650 MPa (0.2 % proof stress) 225 MPa min
Elongation >=15% >=19%
Izod Impact >=48 J 60 J min
Hardness 255-311 HBS (guidance only) Not specified
Condition Bars and forgings, hardened and tempered (oil hardened unless stated), limiting ruling section 63 mm Normalised and tempered, ruling section up to 40 mm
Hardness (soft annealed) Not specified <=170 HB
Key Differences
Can IS 1570 (Part 4) 40Cr7Al10Mo2 Be Substituted With IS 4367 07Cr4Mo6?
IS 1570 (Part 4) 40Cr7Al10Mo2 and IS 4367 07Cr4Mo6 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.
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IS 1570 (Part 4) 40Cr7Al10Mo2
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IS 4367 07Cr4Mo6
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Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 40Cr7Al10Mo2 and IS 4367 07Cr4Mo6?
IS 1570 (Part 4) 40Cr7Al10Mo2 specifies Al which is not specified for IS 4367 07Cr4Mo6. IS 4367 07Cr4Mo6 specifies S, P which are not specified for IS 1570 (Part 4) 40Cr7Al10Mo2.
Can IS 1570 (Part 4) 40Cr7Al10Mo2 be substituted with IS 4367 07Cr4Mo6?
IS 1570 (Part 4) 40Cr7Al10Mo2 and IS 4367 07Cr4Mo6 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.