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IS 1570 (Part 4) 30Ni16Cr5 vs BS 970 EN111A

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 30Ni16Cr5 (IS 1570 (Part 4):1988) and BS 970 EN111A (BS 970:1955) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 30Ni16Cr5 is defined under Bureau of Indian Standards (IS), originating from India, while BS 970 EN111A is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, IS 1570 (Part 4) 30Ni16Cr5 vs BS 970 EN111A is a 70.4% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With IS 1570 (Part 4) 30Ni16Cr5:
NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 07Cr4Mo6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 10Mo6H GB/T 3077 12Cr2Ni4A IS 4367 07Cr4Mo6 IS 1570 (Part 7) 12Cr2Mo5V2H
Match Breakdown
CHEMISTRY MATCH
70.4%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property IS 1570 (Part 4) 30Ni16Cr5 BS 970 EN111A
Standard IS 1570 (Part 4):1988 BS 970:1955
Category Alloy Steel Alloy Steel
C (%) 0.26-0.34 0.33-0.38
Si (%) 0.10-0.35 0.10-0.35
Mn (%) 0.40-0.70 0.60-0.90
Ni (%) 3.90-4.30 1.00-1.50
Cr (%) 1.10-1.40 0.45-0.75
S (%) Not specified <=0.050
P (%) Not specified <=0.050
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) 30Ni16Cr5 BS 970 EN111A
Tensile Strength >=1540 MPa Not specified
Yield Strength >=1240 MPa (0.2 % proof stress) Not specified
Elongation >=8% Not specified
Izod Impact >=14 J Not specified
Hardness >=444 HBS (guidance only) Not specified
Condition Bars and forgings, hardened and tempered (oil hardened unless stated), limiting ruling section 150 (oil hardened) mm Not specified
Key Differences
Can IS 1570 (Part 4) 30Ni16Cr5 Be Substituted With BS 970 EN111A?
IS 1570 (Part 4) 30Ni16Cr5 and BS 970 EN111A 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) 30Ni16Cr5
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BS 970 EN111A
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Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 30Ni16Cr5 and BS 970 EN111A?
BS 970 EN111A specifies S, P which are not specified for IS 1570 (Part 4) 30Ni16Cr5.
Can IS 1570 (Part 4) 30Ni16Cr5 be substituted with BS 970 EN111A?
IS 1570 (Part 4) 30Ni16Cr5 and BS 970 EN111A 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.