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GB/T 3077 20MnV vs IS 4367 10Cr9Mo10

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

GB/T 3077 20MnV (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 20MnV 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 20MnV vs IS 4367 10Cr9Mo10 is a 49.1% match. As per mechanical properties, the match is 25%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With GB/T 3077 20MnV:
NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Cr20Mo6 SAE J404 1330 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 EN 10028-2 10CrMo9-10 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
49.1%
MECHANICAL MATCH
25%
OVERALL
35%
Specifications
Property GB/T 3077 20MnV IS 4367 10Cr9Mo10
Standard GB/T 3077:2015 IS 4367:1991
Category Alloy Steel Alloy Steel
C (%) 0.17-0.24 <=0.15
Si (%) 0.17-0.37 <=0.50
Mn (%) 1.30-1.60 0.40-0.70
V (%) 0.07-0.12 Not specified
P (%) <=0.030 <=0.035
S (%) <=0.030 <=0.035
Cu (%) <=0.30 Not specified
Ni (%) Not specified <=0.30
Cr (%) Not specified 2.00-2.50
Mo (%) Not specified 0.90-1.10
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 20MnV IS 4367 10Cr9Mo10
Tensile Strength >=785 MPa 410-590 MPa
Yield Strength >=590 MPa 245 MPa min
Elongation >=10% >=18%
Hardness <=187 HB Not specified
Condition Quenched and tempered, test sample 15 mm; hardness is for bars delivered annealed or high temperature tempered Normalised and tempered, ruling section up to 50 mm
Izod Impact Not specified 55 J min
Hardness (soft annealed) Not specified <=187 HB
Typical Applications
GB/T 3077 20MnV
Hot-rolled or forged structural alloy steel bars
IS 4367 10Cr9Mo10
Not documented
Key Differences
Can GB/T 3077 20MnV Be Substituted With IS 4367 10Cr9Mo10?
GB/T 3077 20MnV 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.
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GB/T 3077 20MnV
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IS 4367 10Cr9Mo10
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Frequently Asked Questions
What is the difference between GB/T 3077 20MnV and IS 4367 10Cr9Mo10?
GB/T 3077 20MnV specifies V, Cu which are not specified for IS 4367 10Cr9Mo10. IS 4367 10Cr9Mo10 specifies Ni, Cr, Mo which are not specified for GB/T 3077 20MnV.
Can GB/T 3077 20MnV be substituted with IS 4367 10Cr9Mo10?
GB/T 3077 20MnV 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.