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NF A35-552 42CD4 vs IS 1570 (Part 7) 10Cr36Mo10H

Minimal Match — 41.2% match based on chemical composition and mechanical property overlap.

NF A35-552 42CD4 (NF A35-552:1986) and IS 1570 (Part 7) 10Cr36Mo10H (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Alloy Steel category. NF A35-552 42CD4 is typically used for gears, shafts, crankshafts, high tensile fasteners, while IS 1570 (Part 7) 10Cr36Mo10H is commonly used for boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature. NF A35-552 42CD4 is defined under Association Francaise de Normalisation (NF), originating from France, while IS 1570 (Part 7) 10Cr36Mo10H is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, NF A35-552 42CD4 vs IS 1570 (Part 7) 10Cr36Mo10H is a 61.8% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 41.2%.

Frequently Compared With NF A35-552 42CD4:
GOST 4543 12HN3A GB/T 3077 12Cr2Ni4A NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 103Cr6 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
61.8%
MECHANICAL MATCH
0%
OVERALL
41.2%
Specifications
Property NF A35-552 42CD4 IS 1570 (Part 7) 10Cr36Mo10H
Standard NF A35-552:1986 IS 1570 (Part 7):1992
Category Alloy Steel Alloy Steel
C (%) 0.38–0.45 <=0.15
Si (%) 0.15–0.35 0.25-1.0
Mn (%) 0.60–0.90 0.30-0.60
Cr (%) 0.90–1.20 8.00-10.00
Mo (%) 0.15–0.30 0.90-1.10
P (%) Not specified <=0.040
S (%) Not specified <=0.030
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 NF A35-552 42CD4 IS 1570 (Part 7) 10Cr36Mo10H
Tensile Strength 900–1100 MPa 410-560 MPa
Yield Strength ≥700 MPa >=135 MPa (0.2 % proof stress)
Elongation ≥12% >=20%
Hardness 263–313 HB Not specified
Condition Not specified Pipes, A, thickness - (first row of Table 3)
Typical Applications
NF A35-552 42CD4
Gears, shafts, crankshafts, high tensile fasteners
IS 1570 (Part 7) 10Cr36Mo10H
Boilers, pressure vessels, steam turbines, steam and water piping and other power plant equipment working at elevated temperature
Key Differences
Can NF A35-552 42CD4 Be Substituted With IS 1570 (Part 7) 10Cr36Mo10H?
NF A35-552 42CD4 and IS 1570 (Part 7) 10Cr36Mo10H 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
NF A35-552 42CD4
Round Bar → (3 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5900–6800 mm (232.28–267.72 in)
IS 1570 (Part 7) 10Cr36Mo10H
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On M-EX Right Now
NF A35-552 42CD4
3 active listings and RFQs →
IS 1570 (Part 7) 10Cr36Mo10H
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Frequently Asked Questions
What is the difference between NF A35-552 42CD4 and IS 1570 (Part 7) 10Cr36Mo10H?
IS 1570 (Part 7) 10Cr36Mo10H specifies P, S, Al (metallic) which are not specified for NF A35-552 42CD4.
Can NF A35-552 42CD4 be substituted with IS 1570 (Part 7) 10Cr36Mo10H?
NF A35-552 42CD4 and IS 1570 (Part 7) 10Cr36Mo10H 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.