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BS 970 EN30B vs IS 11169 (Part 1) 10Ni5Cr4

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

BS 970 EN30B (BS 970:1955) and IS 11169 (Part 1) 10Ni5Cr4 (IS 11169 (Part 1):2022) are both steel grades. Both fall under the Alloy Steel category. BS 970 EN30B is defined under British Standards (BS), originating from United Kingdom, while IS 11169 (Part 1) 10Ni5Cr4 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, BS 970 EN30B vs IS 11169 (Part 1) 10Ni5Cr4 is a 54.1% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With BS 970 EN30B:
IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Mo6H IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
54.1%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property BS 970 EN30B IS 11169 (Part 1) 10Ni5Cr4
Standard BS 970:1955 IS 11169 (Part 1):2022
Category Alloy Steel Alloy Steel
C (%) 0.26-0.34 0.07-0.12
Si (%) 0.10-0.35 <=0.30
Mn (%) 0.40-0.60 0.60-0.90
Ni (%) 3.90-4.30 1.20-1.50
Cr (%) 1.10-1.40 0.90-1.20
Mo (%) 0.20-0.40 Not specified
S (%) <=0.050 <=0.025
P (%) <=0.050 <=0.025
Cu (%) Not specified <=0.25
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 EN30B IS 11169 (Part 1) 10Ni5Cr4
Tensile Strength ≥1544 MPa (100 tons/sq in, converted) Not specified
Yield Strength ≥1313 MPa (85 tons/sq in, converted) Not specified
Elongation ≥10% Not specified
Hardness 444 HB Not specified
Condition Air hardened and tempered (lowest-strength condition of the standard) Not specified
Hardness, ferrite-pearlite (+FP) Not specified 137-187 HB
Tensile Strength, annealed (+AC) Not specified <=520 MPa (over 5 to 40 mm)
Typical Applications
BS 970 EN30B
Not documented
IS 11169 (Part 1) 10Ni5Cr4
Cold heading and cold extrusion of parts that are case hardened; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, Annex B)
Key Differences
Can BS 970 EN30B Be Substituted With IS 11169 (Part 1) 10Ni5Cr4?
BS 970 EN30B and IS 11169 (Part 1) 10Ni5Cr4 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.
On M-EX Right Now
BS 970 EN30B
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IS 11169 (Part 1) 10Ni5Cr4
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Frequently Asked Questions
What is the difference between BS 970 EN30B and IS 11169 (Part 1) 10Ni5Cr4?
BS 970 EN30B specifies Mo which is not specified for IS 11169 (Part 1) 10Ni5Cr4. IS 11169 (Part 1) 10Ni5Cr4 specifies Cu which is not specified for BS 970 EN30B.
Can BS 970 EN30B be substituted with IS 11169 (Part 1) 10Ni5Cr4?
BS 970 EN30B and IS 11169 (Part 1) 10Ni5Cr4 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.