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SAE J404 E4340 vs IS 1570 (Part 7) 10Mo6H

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

SAE J404 E4340 (SAE J404:2000) and IS 1570 (Part 7) 10Mo6H (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Alloy Steel category. SAE J404 E4340 is typically used for chemistry-only alloy steel grade; see the composition notes for product scope, while IS 1570 (Part 7) 10Mo6H is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature. SAE J404 E4340 is defined under SAE International, originating from United States, while IS 1570 (Part 7) 10Mo6H is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, SAE J404 E4340 vs IS 1570 (Part 7) 10Mo6H is a 53.3% 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 SAE J404 E4340:
IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 4367 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 IS 11169 (Part 1) 10Ni5Cr4 UNI 11234 100Cr6 IS 1570 (Part 7) 10Cr36Mo10H
Match Breakdown
CHEMISTRY MATCH
53.3%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property SAE J404 E4340 IS 1570 (Part 7) 10Mo6H
Standard SAE J404:2000 IS 1570 (Part 7):1992
Category Alloy Steel Alloy Steel
C (%) 0.38-0.43 <=0.15
Cr (%) 0.70-0.90 1.00-1.50
Mn (%) 0.65-0.85 0.30-0.60
Mo (%) 0.20-0.30 0.45-0.60
Ni (%) 1.65-2.00 Not specified
P (%) <=0.025 <=0.030
S (%) <=0.025 <=0.030
Si (%) 0.15-0.35 0.50-1.00
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property SAE J404 E4340 IS 1570 (Part 7) 10Mo6H
Tensile Strength Not specified >=415 MPa
Yield Strength Not specified >=205 MPa (0.2 % proof stress)
Elongation Not specified >=30%
Condition Not specified Tubes, N+T, thickness - (first row of Table 3)
Typical Applications
SAE J404 E4340
Chemistry-only alloy steel grade; see the composition notes for product scope
IS 1570 (Part 7) 10Mo6H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can SAE J404 E4340 Be Substituted With IS 1570 (Part 7) 10Mo6H?
SAE J404 E4340 and IS 1570 (Part 7) 10Mo6H 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
SAE J404 E4340
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IS 1570 (Part 7) 10Mo6H
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Frequently Asked Questions
What is the difference between SAE J404 E4340 and IS 1570 (Part 7) 10Mo6H?
SAE J404 E4340 specifies Ni which is not specified for IS 1570 (Part 7) 10Mo6H.
Can SAE J404 E4340 be substituted with IS 1570 (Part 7) 10Mo6H?
SAE J404 E4340 and IS 1570 (Part 7) 10Mo6H 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.