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SAE J404 4135 vs IS 1570 (Part 7) 12Cr4Mo5H

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

SAE J404 4135 (SAE J404:2009) and IS 1570 (Part 7) 12Cr4Mo5H (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Alloy Steel category. SAE J404 4135 is typically used for gears, shafts, pressure vessels, high tensile bolts, while IS 1570 (Part 7) 12Cr4Mo5H is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature. SAE J404 4135 is defined under SAE International, originating from United States, while IS 1570 (Part 7) 12Cr4Mo5H is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, SAE J404 4135 vs IS 1570 (Part 7) 12Cr4Mo5H is a 72.6% 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 SAE J404 4135:
GB/T 3077 12Cr2Ni4A NF A35-565 100C6 GOST 4543 12HN3A UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 7) 10Cr36Mo10H IS 11169 (Part 1) 12Cr4Mo2 IS 4367 07Cr4Mo6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6
Match Breakdown
CHEMISTRY MATCH
72.6%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property SAE J404 4135 IS 1570 (Part 7) 12Cr4Mo5H
Standard SAE J404:2009 IS 1570 (Part 7):1992
Category Alloy Steel Alloy Steel
C (%) 0.33-0.38 0.10-0.18
Cr (%) 0.80-1.10 0.70-1.10
Mn (%) 0.70-0.90 0.40-0.70
Mo (%) 0.15-0.25 0.45-0.65
P (%) <=0.030 <=0.040
S (%) <=0.040 Not specified
Si (%) 0.15-0.35 0.10-0.35
Al (metallic) (%) Not specified <=0.02
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 4135 IS 1570 (Part 7) 12Cr4Mo5H
Tensile Strength Not specified 440-590 MPa
Yield Strength Not specified >=275 MPa (0.2 % proof stress)
Elongation Not specified >=22%
Condition Not specified Pipes, N+T, thickness - (first row of Table 3)
Typical Applications
SAE J404 4135
Gears, shafts, pressure vessels, high tensile bolts
IS 1570 (Part 7) 12Cr4Mo5H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can SAE J404 4135 Be Substituted With IS 1570 (Part 7) 12Cr4Mo5H?
SAE J404 4135 and IS 1570 (Part 7) 12Cr4Mo5H 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.
Forms & Sizes Available on M-EX
SAE J404 4135
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6100–6700 mm (240.16–263.78 in)
IS 1570 (Part 7) 12Cr4Mo5H
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On M-EX Right Now
SAE J404 4135
2 active listings and RFQs →
IS 1570 (Part 7) 12Cr4Mo5H
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Frequently Asked Questions
What is the difference between SAE J404 4135 and IS 1570 (Part 7) 12Cr4Mo5H?
SAE J404 4135 specifies S which is not specified for IS 1570 (Part 7) 12Cr4Mo5H. IS 1570 (Part 7) 12Cr4Mo5H specifies Al (metallic) which is not specified for SAE J404 4135.
Can SAE J404 4135 be substituted with IS 1570 (Part 7) 12Cr4Mo5H?
SAE J404 4135 and IS 1570 (Part 7) 12Cr4Mo5H 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.