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Introduction
ASTM A514 alloy steel plates
are high-strength quenched and tempered alloy steel plates designed for
structural applications requiring superior strength, toughness, abrasion
resistance, and weldability. These plates are widely used in heavy-duty
equipment, mining machinery, construction equipment, pressure vessels, and structural
applications where high yield strength and reduced weight are essential.
ASTM A514 steel plates
provide excellent mechanical properties combined with good fabrication
characteristics, making them suitable for demanding industrial environments.
Ladhani Metal Corporation is
a manufacturer, supplier, and exporter of ASTM A514 alloy steel plates,
offering premium-quality plates for industrial, structural, and engineering
applications.
Applicable Standard
Standard Specification: ASTM
A514 / A514M
Organization: ASTM International
Title: Standard Specification for High-Yield-Strength, Quenched and Tempered
Alloy Steel Plate Suitable for Welding
This specification covers
quenched and tempered alloy steel plates intended primarily for welded
structural applications.
Forms of Supply
ASTM A514 steel plates are
supplied in the following forms:
- Hot rolled plates
- Quenched and tempered plates
- Structural steel plates
- Heavy thickness plates
- Cut-to-size plates
- CNC profile cut plates
Supply Condition
- Quenched and tempered
- Shot blasted
- Pickled condition
- Customized fabrication condition
Surface Finish
- Hot rolled finish
- Shot blasted finish
- Primer coated finish
- Clean surface finish
Standard Sizes
Thickness: 6 mm to 150 mm
Width: 1000 mm to 3500 mm
Length: Up to 12000 mm or customized sizes
Grades Covered Under ASTM A514
ASTM A514 specification
includes multiple grades designed for specific applications and thickness
ranges:
- ASTM A514 Grade A
- ASTM A514 Grade B
- ASTM A514 Grade C
- ASTM A514 Grade E
- ASTM A514 Grade F
- ASTM A514 Grade H
- ASTM A514 Grade P
- ASTM A514 Grade Q
- ASTM A514 Grade S
- ASTM A514 Grade T
These grades offer high yield
strength, excellent toughness, and good weldability for structural and heavy
engineering applications.
Chemical Composition of ASTM A514 Steel
Plates (%)
|
Element |
Grade A |
Grade B |
Grade C |
Grade E |
Grade F |
Grade H |
Grade J |
|
Maximum
Thickness, in. [mm] |
1¼ [32] |
1¼ [32] |
1¼ [32] |
6 [150] |
2½ [65] |
2 [50] |
1¼ [32] |
|
Carbon |
0.15–0.21 |
0.12–0.21 |
0.10–0.20 |
0.12–0.20 |
0.10–0.20 |
0.12–0.21 |
0.12–0.21 |
|
Manganese |
0.80–1.10 |
0.70–1.00 |
1.10–1.50 |
0.40–0.70 |
0.60–1.00 |
0.95–1.30 |
0.45–0.70 |
|
Phosphorus,
max |
0.035 |
0.035 |
0.035 |
0.035 |
0.035 |
0.035 |
0.035 |
|
Sulfur,
max |
0.035 |
0.035 |
0.035 |
0.035 |
0.035 |
0.035 |
0.035 |
|
Silicon |
0.40–0.80 |
0.20–0.35 |
0.15–0.30 |
0.20–0.40 |
0.15–0.35 |
0.20–0.35 |
0.20–0.35 |
|
Nickel |
... |
... |
... |
... |
0.70–1.00 |
0.30–0.70 |
... |
|
Chromium |
0.50–0.80 |
0.40–0.65 |
... |
1.40–2.00 |
0.40–0.65 |
0.40–0.65 |
... |
|
Molybdenum |
0.18–0.28 |
0.15–0.25 |
0.15–0.30 |
0.40–0.60 |
0.40–0.60 |
0.20–0.30 |
0.50–0.65 |
|
Vanadium |
... |
0.03–0.08 |
... |
... |
0.03–0.08 |
0.03–0.08 |
... |
|
Titanium |
... |
0.01–0.03 |
... |
0.01–0.10 |
... |
... |
... |
|
Zirconium |
0.05–0.15ᵇ |
... |
... |
... |
... |
... |
... |
|
Copper |
... |
... |
... |
... |
0.15–0.50 |
... |
... |
|
Boron |
0.0025 max |
0.0005–0.005 |
0.001–0.005 |
0.001–0.005 |
0.0005–0.006 |
0.0005–0.005 |
0.001–0.005 |
|
Columbium,
max |
... |
... |
... |
... |
... |
... |
... |
|
Element |
Grade K |
Grade M |
Grade P |
Grade Q |
Grade R |
Grade S |
Grade T |
|
Maximum
Thickness, in. [mm] |
2 [50] |
2 [50] |
6 [150] |
6 [150] |
2½ [65] |
2½ [65] |
2 [50] |
|
Carbon |
0.10–0.20 |
0.12–0.21 |
0.12–0.21 |
0.14–0.21 |
0.15–0.20 |
0.11–0.21 |
0.08–0.14 |
|
Manganese |
1.10–1.50 |
0.45–0.70 |
0.45–0.70 |
0.95–1.30 |
0.85–1.15 |
1.10–1.50 |
1.20–1.50 |
|
Phosphorus,
max |
0.035 |
0.035 |
0.035 |
0.035 |
0.035 |
0.035 |
0.035 |
|
Sulfur,
max |
0.035 |
0.035 |
0.035 |
0.035 |
035 |
0.020 |
0.010 |
|
Silicon |
0.15–0.30 |
0.20–0.35 |
0.20–0.35 |
0.15–0.35 |
0.20–0.35 |
0.15–0.45 |
0.40–0.60 |
|
Nickel |
... |
1.20–1.50 |
1.20–1.50 |
1.20–1.50 |
0.90–1.10 |
... |
... |
|
Chromium |
... |
... |
0.85–1.20 |
1.00–1.50 |
0.35–0.65 |
... |
... |
|
Molybdenum |
0.45–0.55 |
0.45–0.60 |
0.45–0.60 |
0.40–0.60 |
0.15–0.25 |
0.10–0.60 |
0.45–0.60 |
|
Vanadium,
max |
... |
... |
... |
0.03–0.08 |
0.03–0.08 |
0.06 |
0.03–0.08 |
|
Titanium |
... |
... |
... |
... |
... |
A |
... |
|
Zirconium |
... |
... |
... |
... |
... |
... |
... |
|
Copper |
... |
... |
... |
... |
... |
... |
... |
|
Boron |
0.001–0.005 |
0.001–0.005 |
0.001–0.005 |
... |
... |
0.001–0.005 |
0.001–0.005 |
|
Columbium,
max |
... |
... |
... |
... |
... |
0.06 |
... |
Tensile Properties
|
Property |
To ¾ in. [20 mm], incl |
Over ¾ to 2½ in. [20 to 65 mm], incl |
Over 2½ to 6 in. [65 to 150 mm], incl |
|
Ultimate
Tensile Strength, ksi [MPa] |
110 to 130
[760 to 895] |
110 to 130
[760 to 895] |
100 to 130
[690 to 895] |
|
Yield
Strength min, ksi [MPa] |
100 [690] |
100 [690] |
90 [620] |
|
Elongation
in 2 in. [50 mm], min, % |
18 |
18 |
16 |
|
Reduction
of Area, min, % |
40ᶠ |
40ᶠ, 50ᵍ |
50ᵍ |
|
Brinell
Hardness Number |
235 to 293 |
... |
... |
Key Features of ASTM A514 Alloy Steel Plates
- High yield and tensile strength
- Excellent toughness and impact
resistance
- Good weldability and fabrication
properties
- Superior abrasion resistance
- Reduced structural weight due to
high strength
- Suitable for heavy-duty structural
applications
- Excellent performance under high
stress conditions
- Reliable performance in
low-temperature environments
Applications of ASTM A514 Steel Plates
ASTM A514 plates are widely
used in industries requiring high-strength structural steel.
Construction Industry
- Heavy structural components
- Bridges
- High-rise structures
Mining Industry
- Mining equipment
- Dump truck bodies
- Excavator components
Material Handling Equipment
- Cranes
- Loaders
- Conveyor systems
Industrial Equipment
- Pressure vessels
- Heavy machinery
- Industrial fabrication
Transportation Industry
- Trailer fabrication
- Railway equipment
- Heavy transport vehicles
Fabrication and Welding
ASTM A514 steel plates offer
excellent fabrication characteristics.
- Suitable for welding using
conventional welding methods
- Preheating may be required for
thicker plates
- Plates can be flame cut, machined,
and formed
- Controlled welding procedures
improve structural integrity
Heat Treatment
ASTM A514 plates are supplied
in quenched and tempered condition.
- Quenching improves hardness and
strength
- Tempering enhances toughness and
ductility
- Controlled heat treatment ensures
uniform mechanical properties
Testing and Inspection
ASTM A514 steel plates
undergo strict quality inspection procedures:
- Chemical composition testing
- Tensile strength testing
- Impact testing
- Hardness testing
- Ultrasonic testing (UT)
- Dimensional inspection
- Surface quality inspection
Material Test Certificates
(MTC) are provided as per EN 10204 3.1.
Advantages of ASTM A514 Steel Plates
- High strength-to-weight ratio
- Long service life
- Reduced fabrication weight
- Excellent durability in demanding
environments
- Improved load-bearing capacity
- Cost-effective for heavy structural
applications
Conclusion
ASTM A514 alloy steel plates
are high-strength quenched and tempered alloy steel plates designed for
demanding structural and industrial applications. With excellent mechanical
strength, toughness, weldability, and abrasion resistance, these plates are
widely used in construction, mining, heavy equipment, and industrial
fabrication industries.
Ladhani Metal Corporation
supplies ASTM A514 alloy steel plates in various grades, thicknesses, and
customized sizes, ensuring high-quality materials for structural, engineering,
and industrial applications.
FOR REQUIREMENT OF THIS GRADE OR FOR DETAIL CONTACT US AT :-
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