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GB/T 1591 Q460NE vs ASTM A1008 SS Grade 50

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

GB/T 1591 Q460NE (GB/T 1591:2018) and ASTM A1008 SS Grade 50 (ASTM A1008) are both steel grades. Both fall under the Structural Steel category. GB/T 1591 Q460NE is typically used for general structure for engineering (plates, strips, bars and sections), while ASTM A1008 SS Grade 50 is commonly used for cold-rolled high-strength structural steel sheet; automotive structural components, cold-formed parts requiring moderate strength. GB/T 1591 Q460NE is defined under Guobiao Standards (GB/T), originating from China, while ASTM A1008 SS Grade 50 is defined under ASTM International, originating from United States.

As per chemical composition, GB/T 1591 Q460NE vs ASTM A1008 SS Grade 50 is a 59.4% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With GB/T 1591 Q460NE:
AS/NZS 3679.1 300 CSA G40.21 300W AS/NZS 3679.1 350 CSA G40.21 400W CSA G40.21 480W ASTM A283C
Other Structural Steel Grades to Compare With GB/T 1591 Q460NE:
GOST 19281 09G2S CSA G40.21 260W CSA G40.21 350W CSA G40.21 400A ASTM A1008 SS Grade 80 ASTM A572 Gr.65
Match Breakdown
CHEMISTRY MATCH
59.4%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property GB/T 1591 Q460NE ASTM A1008 SS Grade 50
Standard GB/T 1591:2018 ASTM A1008
Category Structural Steel Structural Steel
C (%) <=0.20 <=0.20
Si (%) <=0.60 <=0.50
Mn (%) 1.00-1.70 <=1.35
P (%) <=0.025 <=0.040
S (%) <=0.020 <=0.040
Nb (%) 0.01-0.05 Not specified
V (%) 0.01-0.20 Not specified
Ti (%) 0.006-0.05 Not specified
Cr (%) <=0.30 Not specified
Ni (%) <=0.80 Not specified
Cu (%) <=0.40 Not specified
Mo (%) <=0.10 Not specified
N (%) <=0.025 Not specified
Al (%) >=0.015 Not specified
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 Q460NE ASTM A1008 SS Grade 50
Tensile Strength 540-720 MPa 380 MPa min
Yield Strength >=460 MPa 340 MPa min
Elongation >=17% 14% min
Condition Normalized or normalizing rolled, nominal thickness or diameter up to 16 mm (tensile strength: up to 100 mm) Not specified
Typical Applications
GB/T 1591 Q460NE
General structure for engineering (plates, strips, bars and sections)
ASTM A1008 SS Grade 50
Cold-rolled high-strength structural steel sheet; automotive structural components, cold-formed parts requiring moderate strength
Key Differences
Can GB/T 1591 Q460NE Be Substituted With ASTM A1008 SS Grade 50?
GB/T 1591 Q460NE and ASTM A1008 SS Grade 50 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 1591 Q460NE
No active listings currently.
ASTM A1008 SS Grade 50
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2700–3400 mm (106.3–133.86 in)
On M-EX Right Now
GB/T 1591 Q460NE
0 active listings and RFQs →
ASTM A1008 SS Grade 50
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between GB/T 1591 Q460NE and ASTM A1008 SS Grade 50?
GB/T 1591 Q460NE specifies Nb, V, Ti, Cr which are not specified for ASTM A1008 SS Grade 50.
Can GB/T 1591 Q460NE be substituted with ASTM A1008 SS Grade 50?
GB/T 1591 Q460NE and ASTM A1008 SS Grade 50 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.