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GB/T 1591 Q460C vs GB/T 1591 Q460ND

Close Alternative — 84.3% match based on chemical composition and mechanical property overlap.

GB/T 1591 Q460C (GB/T 1591:2018) and GB/T 1591 Q460ND (GB/T 1591:2018) are both steel grades. Both fall under the Structural Steel category. GB/T 1591 Q460C is typically used for general structure for engineering (plates, strips, bars and sections), while GB/T 1591 Q460ND is commonly used for general structure for engineering (plates, strips, bars and sections). GB/T 1591 Q460C is defined under Guobiao Standards (GB/T), originating from China, while GB/T 1591 Q460ND is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, GB/T 1591 Q460C vs GB/T 1591 Q460ND is a 77.9% match. As per mechanical properties, the match is 97.2%. Combined, this makes them a close alternative overall at 84.3%.

Frequently Compared With GB/T 1591 Q460C:
GOST 19281 09G2S CSA G40.21 260W CSA G40.21 350W CSA G40.21 400W CSA G40.21 480W ASTM A1008 SS Grade 80 ASTM A572 Gr.65
Other Structural Steel Grades to Compare With GB/T 1591 Q460C:
AS/NZS 3679.1 300 CSA G40.21 300W AS/NZS 3679.1 350 CSA G40.21 400A ASTM A1008 SS Grade 50
Match Breakdown
CHEMISTRY MATCH
77.9%
MECHANICAL MATCH
97.2%
OVERALL
84.3%
Specifications
Property GB/T 1591 Q460C GB/T 1591 Q460ND
Standard GB/T 1591:2018 GB/T 1591:2018
Category Structural Steel Structural Steel
C (%) <=0.20 <=0.20
Si (%) <=0.55 <=0.60
Mn (%) <=1.80 1.00-1.70
P (%) <=0.030 <=0.030
S (%) <=0.030 <=0.025
Nb (%) <=0.05 0.01-0.05
V (%) <=0.13 0.01-0.20
Ti (%) <=0.05 0.006-0.05
Cr (%) <=0.30 <=0.30
Ni (%) <=0.80 <=0.80
Cu (%) <=0.40 <=0.40
Mo (%) <=0.20 <=0.10
N (%) <=0.015 <=0.025
B (%) <=0.004 Not specified
Al (%) Not specified >=0.015
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 1591 Q460C GB/T 1591 Q460ND
Tensile Strength 550-720 MPa 540-720 MPa
Yield Strength >=460 MPa >=460 MPa
Condition Hot-rolled (as-rolled), nominal thickness or diameter up to 16 mm for yield; tensile strength for up to 100 mm Normalized or normalizing rolled, nominal thickness or diameter up to 16 mm (tensile strength: up to 100 mm)
Elongation Not specified >=17%
Typical Applications
GB/T 1591 Q460C
General structure for engineering (plates, strips, bars and sections)
GB/T 1591 Q460ND
General structure for engineering (plates, strips, bars and sections)
Key Differences
Can GB/T 1591 Q460C Be Substituted With GB/T 1591 Q460ND?
GB/T 1591 Q460C and GB/T 1591 Q460ND are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
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GB/T 1591 Q460C
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GB/T 1591 Q460ND
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Frequently Asked Questions
What is the difference between GB/T 1591 Q460C and GB/T 1591 Q460ND?
GB/T 1591 Q460C specifies B which is not specified for GB/T 1591 Q460ND. GB/T 1591 Q460ND specifies Al which is not specified for GB/T 1591 Q460C.
Can GB/T 1591 Q460C be substituted with GB/T 1591 Q460ND?
GB/T 1591 Q460C and GB/T 1591 Q460ND are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.