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GB/T 3077 12Cr1MoV vs GB/T 3077 12CrMoV

Related Material — 69.3% match based on chemical composition and mechanical property overlap.

GB/T 3077 12Cr1MoV (GB/T 3077:2015) and GB/T 3077 12CrMoV (GB/T 3077:2015) are both steel grades. Both fall under the Alloy Steel category. GB/T 3077 12Cr1MoV is typically used for hot-rolled or forged structural alloy steel bars, while GB/T 3077 12CrMoV is commonly used for hot-rolled or forged structural alloy steel bars. GB/T 3077 12Cr1MoV is defined under Guobiao Standards (GB/T), originating from China, while GB/T 3077 12CrMoV is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, GB/T 3077 12Cr1MoV vs GB/T 3077 12CrMoV is a 91.4% match. As per mechanical properties, the match is 25%. Combined, this makes them a related material overall at 69.3%.

Frequently Compared With GB/T 3077 12Cr1MoV:
IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 IS 4367 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Cr20Mo6 EN 10028-2 10CrMo9-10 IS 1570 (Part 4) 07Cr4Mo6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
91.4%
MECHANICAL MATCH
25%
OVERALL
69.3%
Specifications
Property GB/T 3077 12Cr1MoV GB/T 3077 12CrMoV
Standard GB/T 3077:2015 GB/T 3077:2015
Category Alloy Steel Alloy Steel
C (%) 0.08-0.15 0.08-0.15
Si (%) 0.17-0.37 0.17-0.37
Mn (%) 0.40-0.70 0.40-0.70
Cr (%) 0.90-1.20 0.30-0.60
Mo (%) 0.25-0.35 0.25-0.35
V (%) 0.15-0.30 0.15-0.30
P (%) <=0.030 <=0.030
S (%) <=0.030 <=0.030
Cu (%) <=0.30 <=0.30
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 12Cr1MoV GB/T 3077 12CrMoV
Tensile Strength >=490 MPa >=440 MPa
Yield Strength >=245 MPa >=225 MPa
Elongation >=22% >=22%
Hardness <=179 HB <=241 HB
Condition Quenched and tempered, test sample 30 mm; hardness is for bars delivered annealed or high temperature tempered Quenched and tempered, test sample 30 mm; hardness is for bars delivered annealed or high temperature tempered
Typical Applications
GB/T 3077 12Cr1MoV
Hot-rolled or forged structural alloy steel bars
GB/T 3077 12CrMoV
Hot-rolled or forged structural alloy steel bars
Can GB/T 3077 12Cr1MoV Be Substituted With GB/T 3077 12CrMoV?
GB/T 3077 12Cr1MoV and GB/T 3077 12CrMoV 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 12Cr1MoV
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GB/T 3077 12CrMoV
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Frequently Asked Questions
What is the difference between GB/T 3077 12Cr1MoV and GB/T 3077 12CrMoV?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can GB/T 3077 12Cr1MoV be substituted with GB/T 3077 12CrMoV?
GB/T 3077 12Cr1MoV and GB/T 3077 12CrMoV 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.