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What is ASTM A572 Grade 60 (ASTM A572GR60) Equivalent Steel Grade?

ASTM A572 Grade 60 (ASTM A572GR60) is a high-strength low-alloy (HSLA) structural steel renowned for its robust strength and excellent weldability, making it a preferred choice for demanding construction projects like bridges, high-rise buildings, and heavy machinery.

As a leading ASTM A572 STEEL PLATE supplier in China, Gangsteel offers premium astm a572 gr 60 plates for global markets, ensuring compliance with ASTM A572/A572M standards.

Understanding the astm a572 gr 60 equivalent steel grades is crucial for engineers and procurement teams working on international projects, as equivalent materials allow for seamless substitution across regions. This article explores the chemical composition, mechanical properties, and equivalent grades of astm a572 gr60, helping you select the right steel for your structural needs.

1. Overview of ASTM A572 Grade 60

 

ASTM A572 Grade 60 is an HSLA steel within the astm a572 specification, offering a minimum yield strength of 60 ksi (415 MPa). Alloyed with columbium (niobium) and vanadium, this high strength low alloy steel provides enhanced toughness and corrosion resistance compared to standard carbon steels like astm a572 a36. It’s used in welded, bolted, or riveted structures, including bridge girders, building columns, and heavy equipment frames. Gangsteel supplies a572 gr 60 steel in plates and structural shapes, ensuring versatility for applications requiring high load-bearing capacity and durability.

2. Chemical Composition of ASTM A572 Gr 60

 

The astm a572 gr 60 chemical composition is tailored for strength and weldability:

Element

Composition (%)

Carbon (C)

≤ 0.26

Manganese (Mn)

≤ 1.35

Phosphorus (P)

≤ 0.04

Sulfur (S)

≤ 0.05

Silicon (Si)

≤ 0.40

Vanadium (V)

0.01-0.15

Columbium (Nb)

0.005-0.05

Copper (Cu, optional)

≥ 0.20

This composition, with low carbon and controlled impurities, ensures a low carbon equivalent for excellent weldability, while alloys like vanadium enhance the grain structure for a572 gr 60 properties.

3. Mechanical Properties of ASTM A572 Gr 60

 

The astm a572 gr 60 mechanical properties make it suitable for high-stress applications:

Property

Value

Yield Strength (Min)

415 MPa (60 ksi)

Tensile Strength (Min)

520 MPa (75 ksi)

Elongation (in 200mm)

≥ 16%

Elongation (in 50mm)

≥ 18%

Charpy Impact (at 0°C, optional)

≥ 27 J

These properties provide a balance of strength and ductility, surpassing lower grades like astm a572 gr 50 for more demanding structural needs.

4. Equivalent Grades of ASTM A572 Gr 60

 

ASTM A572 Gr 60 has several international equivalents that match its high-strength properties, allowing for substitution in global projects. The table below lists common astm a572 gr 60 equivalent grades:

Standard

Equivalent Grade

EN 10025

S420MC / S420ML

JIS G3106

SM520B / SM520C

GB/T 1591

Q390B / Q390C

BS

50F

DIN

-

  • EN S420MC/S420ML: These European grades offer similar yield strength (420 MPa) and are used in high-strength structural applications, with S420ML providing enhanced low-temperature toughness.
  • JIS SM520B/SM520C: Common in Japan, these grades match a572 gr60 for bridge and building construction.
  • GB Q390B/Q390C: Widely used in China, these grades align closely with A572 Gr 60’s strength and weldability.
  • BS 50F: A British standard grade for structural applications requiring high strength.

These equivalents ensure material a572 gr 60 can be sourced globally, with Gangsteel offering dual-certified plates for seamless integration.

5. Comparison with ASTM A572 Gr 50 and A36

 

Compared to astm a572 gr 50, A572 Gr 60 offers higher yield strength (415 MPa vs 345 MPa), making it better for heavier loads, though it may require more welding precautions due to slightly higher carbon content. Against astm a572 a36, A572 Gr 60’s yield strength (415 MPa vs 250 MPa) and alloying elements provide superior performance for structural applications, while A36 is more cost-effective for general use. Gangsteel recommends A572 Gr 60 vs A36 steel for projects needing enhanced strength and durability.

6. Applications of ASTM A572 Gr 60 and Equivalent Grades

 

A572 Gr 60 and its equivalents are used in:

  • Bridges: High-strength beams and supports for long spans.
  • Buildings: Columns and seismic-resistant frames in high-rises.
  • Machinery: Cranes, excavators, and mining equipment requiring a572 gr 60 structural steel.
  • Infrastructure: Transmission towers and railcar components.

Equivalent grades like EN S420MC are similarly used in European construction, ensuring global applicability.

 

7. Specification of ASTM A572 Gr 60 Steel Plates

 

Gangsteel offers A572 Gr 60 plates in customizable dimensions:

Dimension

Available Range

Thickness

6mm - 200mm

Width

1500mm - 3200mm

Length

Up to 18000mm

These specifications support astm a572 plate for structural applications, with tolerances per ASTM A6.

8. Available Sizes and Supply Conditions

 

Gangsteel stocks astm a572 gr60 in thicknesses from 6mm to 200mm, widths from 1500mm to 3200mm, and lengths up to 18000mm. Supply conditions include:

  • As-Rolled: For cost-effective thinner plates.
  • Normalized: For enhanced toughness in thicker sections.
  • TMCP: For fine grain structure and high strength.
  • Quenched/Tempered: For maximum durability.

With over 10,000 tons in stock, Gangsteel ensures 7-15 day delivery globally, with custom services like cutting and ultrasonic testing. Contact us for astm a572 gr 60 properties and competitive pricing.

9. FAQ – Frequently Asked Questions about ASTM A572 Gr 60 Equivalent Steel Grade

 

1. What is the equivalent of ASTM A572 Grade 60 in EN standards?

EN S420MC/S420ML, offering similar yield strength and toughness for astm a572 gr 60 equivalent.

2. What is the difference between A572 Gr 60 and Gr 50?

A572 Gr 60 has higher yield (415 MPa vs 345 MPa) than astm a572 gr 50, suiting heavier structural loads.

3. What is the chemical composition of A572 Gr 60?

Low carbon (≤ 0.26%) with columbium and vanadium, per astm a572 gr 60 chemical composition.

4. What are the mechanical properties of A572 Gr 60?

Minimum yield of 415 MPa and tensile of 520 MPa, per astm a572 gr 60 mechanical properties.

5. Where can I buy ASTM A572 Gr 60 or equivalent plates in China?

Gangsteel, an ASTM A572 Grade 60 steel supplier China, offers stock-ready a572 gr 60 steel.

6. What is the price of A572 Grade 60 steel per ton?

Contact Gangsteel for quotes on astm a572 gr 60 properties and bulk pricing.

 

10. Why Buy ASTM A572 Gr 60 from GANGSTEEL?

 

Gangsteel is a trusted ASTM A572 Grade 60 steel supplier China, offering large stock, 7-15 day delivery, and MTC EN 10204 3.1 certification. Explore related grades: astm a572 gr 42, astm a572 gr 50, astm a572 gr 55, astm a572 gr 65. Buy astm a572 gr60 for unmatched quality and service.

 

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