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GB/T 3077 15CrMo vs IS 1570 (Part 7) 10Cr36Mo10H

Minimal Match — 43.2% match based on chemical composition and mechanical property overlap.

GB/T 3077 15CrMo (GB/T 3077:2015) and IS 1570 (Part 7) 10Cr36Mo10H (IS 1570 (Part 7):1992) are both steel grades. Both fall under the Alloy Steel category. GB/T 3077 15CrMo is typically used for used for boiler tubes, pressure vessels, steam pipes, petrochemical equipment, flanges, and high-temperature fasteners., 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. GB/T 3077 15CrMo is defined under Guobiao Standards (GB/T), originating from China, while IS 1570 (Part 7) 10Cr36Mo10H is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, GB/T 3077 15CrMo vs IS 1570 (Part 7) 10Cr36Mo10H is a 64.9% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 43.2%.

Frequently Compared With GB/T 3077 15CrMo:
NF A35-565 100C6 IS 1570 (Part 7) 12Cr4Mo5H IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 105Cr5 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 GOST 4543 12HN3A IS 1570 (Part 4) 10Cr20Mo6 IS 11169 (Part 1) 12Cr4Mo2 IS 4367 10Cr9Mo10
Match Breakdown
CHEMISTRY MATCH
64.9%
MECHANICAL MATCH
0%
OVERALL
43.2%
Specifications
Property GB/T 3077 15CrMo IS 1570 (Part 7) 10Cr36Mo10H
Standard GB/T 3077:2015 IS 1570 (Part 7):1992
Category Alloy Steel Alloy Steel
C (%) 0.12-0.18 <=0.15
Si (%) 0.17-0.37 0.25-1.0
Mn (%) 0.40-0.70 0.30-0.60
Cr (%) 0.80-1.10 8.00-10.00
Mo (%) 0.40-0.55 0.90-1.10
P (%) <=0.030 <=0.040
S (%) <=0.030 <=0.030
Cu (%) <=0.30 Not specified
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 GB/T 3077 15CrMo IS 1570 (Part 7) 10Cr36Mo10H
Tensile Strength >=440 MPa 410-560 MPa
Yield Strength >=295 MPa >=135 MPa (0.2 % proof stress)
Elongation >=22% >=20%
Hardness <=179 HB Not specified
Condition Quenched and tempered, test sample 30 mm; hardness is for bars delivered annealed or high temperature tempered Pipes, A, thickness - (first row of Table 3)
Typical Applications
GB/T 3077 15CrMo
Used for boiler tubes, pressure vessels, steam pipes, petrochemical equipment, flanges, and high-temperature fasteners.
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 GB/T 3077 15CrMo Be Substituted With IS 1570 (Part 7) 10Cr36Mo10H?
GB/T 3077 15CrMo 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
GB/T 3077 15CrMo
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5700–5700 mm (224.41–224.41 in)
IS 1570 (Part 7) 10Cr36Mo10H
No active listings currently.
On M-EX Right Now
GB/T 3077 15CrMo
2 active listings and RFQs →
IS 1570 (Part 7) 10Cr36Mo10H
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between GB/T 3077 15CrMo and IS 1570 (Part 7) 10Cr36Mo10H?
GB/T 3077 15CrMo specifies Cu which is not specified for IS 1570 (Part 7) 10Cr36Mo10H. IS 1570 (Part 7) 10Cr36Mo10H specifies Al (metallic) which is not specified for GB/T 3077 15CrMo.
Can GB/T 3077 15CrMo be substituted with IS 1570 (Part 7) 10Cr36Mo10H?
GB/T 3077 15CrMo 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.