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JIS G4103 SNCM420 vs IS 1570 (Part 7) 10Cr36Mo10H

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

JIS G4103 SNCM420 (JIS G4103:1979) and IS 1570 (Part 7) 10Cr36Mo10H (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Alloy Steel category. JIS G4103 SNCM420 is typically used for used in automotive gears, transmission parts, shafts, pinions, camshafts, and industrial equipment., 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. JIS G4103 SNCM420 is defined under Japanese Industrial Standards (JIS), originating from Japan, while IS 1570 (Part 7) 10Cr36Mo10H is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, JIS G4103 SNCM420 vs IS 1570 (Part 7) 10Cr36Mo10H is a 57.1% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With JIS G4103 SNCM420:
UNI 11234 100Cr6 GOST 4543 12HN3A NF A35-565 100C6 GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 105Cr5 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
57.1%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property JIS G4103 SNCM420 IS 1570 (Part 7) 10Cr36Mo10H
Standard JIS G4103:1979 IS 1570 (Part 7):1992
Category Alloy Steel Alloy Steel
C (%) 0.17-0.23 <=0.15
Si (%) 0.15-0.35 0.25-1.0
Mn (%) 0.40-0.70 0.30-0.60
P (%) 0.030 max <=0.040
S (%) 0.030 max <=0.030
Ni (%) 1.50-2.00 Not specified
Cr (%) 0.40-0.80 8.00-10.00
Mo (%) 0.15-0.30 0.90-1.10
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 JIS G4103 SNCM420 IS 1570 (Part 7) 10Cr36Mo10H
Tensile Strength 780-930 MPa 410-560 MPa
Yield Strength 590 MPa min >=135 MPa (0.2 % proof stress)
Elongation 14% min >=20%
Hardness 217-269 HB Not specified
Condition Not specified Pipes, A, thickness - (first row of Table 3)
Typical Applications
JIS G4103 SNCM420
Used in automotive gears, transmission parts, shafts, pinions, camshafts, and industrial equipment.
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 JIS G4103 SNCM420 Be Substituted With IS 1570 (Part 7) 10Cr36Mo10H?
JIS G4103 SNCM420 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
JIS G4103 SNCM420
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5900–6000 mm (232.28–236.22 in)
IS 1570 (Part 7) 10Cr36Mo10H
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On M-EX Right Now
JIS G4103 SNCM420
2 active listings and RFQs →
IS 1570 (Part 7) 10Cr36Mo10H
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Frequently Asked Questions
What is the difference between JIS G4103 SNCM420 and IS 1570 (Part 7) 10Cr36Mo10H?
JIS G4103 SNCM420 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 JIS G4103 SNCM420.
Can JIS G4103 SNCM420 be substituted with IS 1570 (Part 7) 10Cr36Mo10H?
JIS G4103 SNCM420 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.