ASTM A615 Reinforcing Bar Grade 60

ASTM A615 Grade 60 Reinforcing Bar (Rebar) Description

ASTM A615 Grade 60 rebar is engineered to improve the tensile strength of concrete and ensure stable load-bearing capacity. With raised ribs along the surface, this Grade 60 reinforcing bar enhances the bond with concrete, helping to resist stress caused by temperature changes, shrinkage, and heavy loads. Offering a minimum yield strength of 60,000 psi (420 MPa), it is widely adopted in bridges, foundations, highways, and large-scale civil engineering works where strength and durability are critical.

Chemical Composition of ASTM A615 Grade 60

The chemical composition of ASTM A615 Grade 60 reinforcing steel ensures both strength and durability. Elements are carefully controlled to achieve the required mechanical properties:

Element	Maximum %
Carbon (C)	0.30–0.50 (varies with bar size)
Manganese (Mn)	0.60–1.50
Phosphorus (P)	≤ 0.050
Sulfur (S)	≤ 0.060

💡 Carbon content improves tensile strength but affects weldability.
💡 Manganese enhances toughness.
💡 Phosphorus and Sulfur are harmful impurities and must be strictly limited.

⚠ Note: ASTM A615 Grade 60 is designed for mechanical strength, not for weldability. This composition is not optimized for welding. For weldable rebar, ASTM A706 is recommended. Contact our team if you need A706.

Mechanical Properties of ASTM A615 Grade 60

ASTM A615 Grade 60 rebar provides superior yield strength and tensile strength compared with lower grades.

Property	Value
Yield Strength	≥ 420 MPa (60,000 psi)
Tensile Strength	≥ 620 MPa (90,000 psi)
Elongation	≥ 9% (varies by size)

This balance of yield strength, tensile strength, and ductility makes Grade 60 rebar ideal for modern reinforced concrete design.

Common Applications of ASTM A615 Grade 60

Due to its excellent strength-to-cost ratio, Grade 60 rebar is the most common choice for:

• Residential foundations and multi-story buildings
• Bridges and overpasses (general structural reinforcement)
• Industrial warehouses and factories
• Roads and highways
• General civil engineering projects

🔗 Related Products:

• ASTM A615 Grade 40 Rebar
• ASTM A615 Grade 75 Rebar
• Rebar Product Collection
• Blog: Understanding ASTM A615 Rebar: Grades 40, 60, 75 Steel Standards

Equivalent Grades

For global buyers, ASTM A615 Grade 60 has equivalents under different standards:

Standard	Equivalent Grade
ASTM (USA)	A615 Grade 60
CSA (Canada)	G40.21 420W
BS (UK)	B500B
IS (India)	Fe 415 / Fe 500 (approx.)

Standard Sizes and Weight Chart

(ASTM A615 Grade 60 Specification for Deformed Bars)

Diameter (mm)	Weight (kg/m)	Typical Bundle Weight (kg)
8	0.395	1990
10	0.617	1999
12	0.888	1960
14	1.208	1971
16	1.578	1969
18	2.000	1968
20	2.466	1953
22	2.984	1933
25	3.853	1941
28	4.834	1914
32	6.313	1969
36	7.990	2013
40	9.865	2012

FAQ: ASTM A615 Grade 60 Rebar

• Q1: What is the yield strength of ASTM A615 Grade 60?
  A: The minimum yield strength is 420 MPa (60,000 psi).
• Q2: What is the tensile strength of Grade 60?
  A: Minimum tensile strength is 620 MPa (90,000 psi).
• Q3: What is the difference between ASTM A615 Grade 60 and A706?
  A: A615 Grade 60 is not weldable, while A706 is designed for welding.
• Q4: What is the equivalent of A615 Gr 60 in other standards?
  A: It is comparable to CSA G40.21 420W, BS B500B, and IS Fe 415/500.

Conclusion

ASTM A615 Grade 60 rebar remains the most widely specified reinforcing steel due to its balance of strength, ductility, and cost-efficiency. Whether for residential foundations, bridges, or industrial structures, Grade 60 is the standard choice in reinforced concrete design.

If you are sourcing ASTM A615 Grade 60 rebar for infrastructure or civil engineering projects, reach out to our team for technical support and quotation details.

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