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GB/T 3077 17CrNiMo6 vs IS 4367 10Cr9Mo10

Minimal Match — 39.4% match based on chemical composition and mechanical property overlap.

GB/T 3077 17CrNiMo6 (GB/T 3077-2015) and IS 4367 10Cr9Mo10 (IS 4367:1991) are both steel grades. Both fall under the Alloy Steel category. GB/T 3077 17CrNiMo6 is defined under Guobiao Standards (GB/T), originating from China, while IS 4367 10Cr9Mo10 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, GB/T 3077 17CrNiMo6 vs IS 4367 10Cr9Mo10 is a 59.1% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 39.4%.

Frequently Compared With GB/T 3077 17CrNiMo6:
NF A35-565 100C6 GB/T 3077 12Cr2Ni4A UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
59.1%
MECHANICAL MATCH
0%
OVERALL
39.4%
Specifications
Property GB/T 3077 17CrNiMo6 IS 4367 10Cr9Mo10
Standard GB/T 3077-2015 IS 4367:1991
Category Alloy Steel Alloy Steel
C (%) 0.14-0.19 <=0.15
Si (%) 0.17-0.37 <=0.50
Mn (%) 0.50-0.80 0.40-0.70
Cr (%) 1.50-1.80 2.00-2.50
Ni (%) 1.40-1.70 <=0.30
Mo (%) 0.25-0.35 0.90-1.10
P (%) 0.025 max <=0.035
S (%) 0.035 max <=0.035
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property GB/T 3077 17CrNiMo6 IS 4367 10Cr9Mo10
Tensile Strength 1000-1200 MPa 410-590 MPa
Yield Strength 800-1000 MPa 245 MPa min
Elongation 9-13% >=18%
Hardness 58-62 HRC (case) Not specified
Izod Impact Not specified 55 J min
Hardness (soft annealed) Not specified <=187 HB
Condition Not specified Normalised and tempered, ruling section up to 50 mm
Typical Applications
GB/T 3077 17CrNiMo6
Used for automotive gears, gearboxes, shafts, pinions, industrial reducers, and heavy machinery components.
IS 4367 10Cr9Mo10
Not documented
Can GB/T 3077 17CrNiMo6 Be Substituted With IS 4367 10Cr9Mo10?
GB/T 3077 17CrNiMo6 and IS 4367 10Cr9Mo10 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
GB/T 3077 17CrNiMo6
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5800–6000 mm (228.35–236.22 in)
IS 4367 10Cr9Mo10
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On M-EX Right Now
GB/T 3077 17CrNiMo6
2 active listings and RFQs →
IS 4367 10Cr9Mo10
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Frequently Asked Questions
What is the difference between GB/T 3077 17CrNiMo6 and IS 4367 10Cr9Mo10?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can GB/T 3077 17CrNiMo6 be substituted with IS 4367 10Cr9Mo10?
GB/T 3077 17CrNiMo6 and IS 4367 10Cr9Mo10 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.