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BS 970 EN14A vs IS 1570 (Part 4) 10Cr20Mo6

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

BS 970 EN14A (BS 970:1955) and IS 1570 (Part 4) 10Cr20Mo6 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. BS 970 EN14A is defined under British Standards (BS), originating from United Kingdom, while IS 1570 (Part 4) 10Cr20Mo6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, BS 970 EN14A vs IS 1570 (Part 4) 10Cr20Mo6 is a 62.6% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With BS 970 EN14A:
IS 1570 (Part 4) 105Cr5 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 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 10Mo6H IS 11169 (Part 1) 10Ni5Cr4
Match Breakdown
CHEMISTRY MATCH
62.6%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property BS 970 EN14A IS 1570 (Part 4) 10Cr20Mo6
Standard BS 970:1955 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.15-0.25 <=0.15
Si (%) 0.10-0.35 <=0.50
Mn (%) 1.30-1.70 0.40-0.70
Ni (%) <=0.40 <=0.30
Cr (%) <=0.25 4.0-6.0
S (%) <=0.060 Not specified
P (%) <=0.060 Not specified
Mo (%) Not specified 0.45-0.65
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property BS 970 EN14A IS 1570 (Part 4) 10Cr20Mo6
Tensile Strength ≥541 MPa (35 tons/sq in, converted) Not specified
Yield Strength ≥324 MPa (21 tons/sq in, converted) Not specified
Elongation ≥20% Not specified
Hardness 152-207 HB Not specified
Condition Normalised, ruling section 6 in (lowest-strength condition of the standard) Not specified
Typical Applications
BS 970 EN14A
Bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. Suitable hardened and tempered for 40/50 (Q) and 45/55 (R) tons/sq in according to ruling section; purchaser to state normalised, cold drawn or hardened and tempered Q or R. When required as plate, sheet or strip order to BS 1449.
IS 1570 (Part 4) 10Cr20Mo6
Not documented
Key Differences
Can BS 970 EN14A Be Substituted With IS 1570 (Part 4) 10Cr20Mo6?
BS 970 EN14A and IS 1570 (Part 4) 10Cr20Mo6 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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BS 970 EN14A
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IS 1570 (Part 4) 10Cr20Mo6
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Frequently Asked Questions
What is the difference between BS 970 EN14A and IS 1570 (Part 4) 10Cr20Mo6?
BS 970 EN14A specifies S, P which are not specified for IS 1570 (Part 4) 10Cr20Mo6. IS 1570 (Part 4) 10Cr20Mo6 specifies Mo which is not specified for BS 970 EN14A.
Can BS 970 EN14A be substituted with IS 1570 (Part 4) 10Cr20Mo6?
BS 970 EN14A and IS 1570 (Part 4) 10Cr20Mo6 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.