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NF A35-565 18NCD4 vs IS 1570 (Part 7) 10Cr36Mo10H

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

NF A35-565 18NCD4 and IS 1570 (Part 7) 10Cr36Mo10H (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Alloy Steel category. NF A35-565 18NCD4 is typically used for used for gears, aerospace shafts, pinions, transmission components, heavy-duty bearings, and carburized mechanical parts., 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 A35-565 18NCD4 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 A35-565 18NCD4 vs IS 1570 (Part 7) 10Cr36Mo10H is a 55.7% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With NF A35-565 18NCD4:
UNI 11234 100Cr6 GOST 4543 12HN3A NF A35-565 100C6 GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
55.7%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property NF A35-565 18NCD4 IS 1570 (Part 7) 10Cr36Mo10H
Standard NF A35-565 IS 1570 (Part 7):1992
Category Alloy Steel Alloy Steel
C (%) 0.15-0.21 <=0.15
Si (%) 0.15-0.40 0.25-1.0
Mn (%) 0.50-0.80 0.30-0.60
Ni (%) 0.90-1.40 Not specified
Cr (%) 0.90-1.40 8.00-10.00
Mo (%) 0.15-0.30 0.90-1.10
P (%) 0.035 max <=0.040
S (%) 0.035 max <=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 A35-565 18NCD4 IS 1570 (Part 7) 10Cr36Mo10H
Tensile Strength 850-1100 MPa 410-560 MPa
Yield Strength 650-850 MPa >=135 MPa (0.2 % proof stress)
Elongation 10-16% >=20%
Hardness 58-62 HRC (case) Not specified
Condition Not specified Pipes, A, thickness - (first row of Table 3)
Typical Applications
NF A35-565 18NCD4
Used for gears, aerospace shafts, pinions, transmission components, heavy-duty bearings, and carburized mechanical parts.
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 A35-565 18NCD4 Be Substituted With IS 1570 (Part 7) 10Cr36Mo10H?
NF A35-565 18NCD4 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 A35-565 18NCD4
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6000–6700 mm (236.22–263.78 in)
IS 1570 (Part 7) 10Cr36Mo10H
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On M-EX Right Now
NF A35-565 18NCD4
2 active listings and RFQs →
IS 1570 (Part 7) 10Cr36Mo10H
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Frequently Asked Questions
What is the difference between NF A35-565 18NCD4 and IS 1570 (Part 7) 10Cr36Mo10H?
NF A35-565 18NCD4 specifies Ni which is not specified for IS 1570 (Part 7) 10Cr36Mo10H. IS 1570 (Part 7) 10Cr36Mo10H specifies Al (metallic) which is not specified for NF A35-565 18NCD4.
Can NF A35-565 18NCD4 be substituted with IS 1570 (Part 7) 10Cr36Mo10H?
NF A35-565 18NCD4 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.