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BS 970 (Part 3) 826M40 vs IS 4367 10Cr9Mo10

Related Material — 62.1% match based on chemical composition and mechanical property overlap.

BS 970 (Part 3) 826M40 (BS 970 (Part 3):1991) and IS 4367 10Cr9Mo10 (IS 4367:1991) are both steel grades. Both fall under the Alloy Steel category. BS 970 (Part 3) 826M40 is defined under British Standards (BS), originating from United Kingdom, while IS 4367 10Cr9Mo10 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, BS 970 (Part 3) 826M40 vs IS 4367 10Cr9Mo10 is a 62.1% 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 62.1%.

Frequently Compared With BS 970 (Part 3) 826M40:
IS 1570 (Part 4) 103Cr4 NF A35-565 100C6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Mo6H UNI 11234 100Cr6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 4) 10Mo6 IS 11169 (Part 1) 10Ni5Cr4 IS 1570 (Part 7) 10Cr36Mo10H
Match Breakdown
CHEMISTRY MATCH
62.1%
MECHANICAL MATCH
No shared data
OVERALL
62.1%
Specifications
Property BS 970 (Part 3) 826M40 IS 4367 10Cr9Mo10
Standard BS 970 (Part 3):1991 IS 4367:1991
Category Alloy Steel Alloy Steel
C (%) 0.36-0.44 <=0.15
Si (%) 0.10-0.40 <=0.50
Mn (%) 0.45-0.70 0.40-0.70
P (%) <=0.035 <=0.035
S (%) <=0.040 <=0.035
Cr (%) 0.50-0.80 2.00-2.50
Mo (%) 0.45-0.65 0.90-1.10
Ni (%) 2.30-2.80 <=0.30
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 (Part 3) 826M40 IS 4367 10Cr9Mo10
Tensile Strength Not specified 410-590 MPa
Yield Strength Not specified 245 MPa min
Elongation Not specified >=18%
Izod Impact Not specified 55 J min
Hardness (soft annealed) Not specified <=187 HB
Condition Not specified Normalised and tempered, ruling section up to 50 mm
Typical Applications
BS 970 (Part 3) 826M40
Bright cold finished bars (cold drawn, turned or precision ground) for general engineering purposes, in straight lengths; alloy direct hardening steel (Table 16)
IS 4367 10Cr9Mo10
Not documented
Can BS 970 (Part 3) 826M40 Be Substituted With IS 4367 10Cr9Mo10?
BS 970 (Part 3) 826M40 and IS 4367 10Cr9Mo10 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 (Part 3) 826M40
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IS 4367 10Cr9Mo10
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Frequently Asked Questions
What is the difference between BS 970 (Part 3) 826M40 and IS 4367 10Cr9Mo10?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can BS 970 (Part 3) 826M40 be substituted with IS 4367 10Cr9Mo10?
BS 970 (Part 3) 826M40 and IS 4367 10Cr9Mo10 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.