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ASTM A515
Grade 60, Grade 65 & Grade 70 Carbon Steel Plates - Chemical Composition, Tensile requirement and
Applications
Introduction
ASTM A515 carbon steel plates
are intermediate and high-temperature pressure vessel quality plates designed
for boilers, pressure vessels, heat exchangers, and industrial process
equipment. These plates are widely used in industries requiring reliable
strength, excellent weldability, and good performance at elevated temperatures.
ASTM A515 steel plates are
manufactured with controlled chemical composition and mechanical properties,
making them suitable for pressure-containing applications in oil & gas,
petrochemical, power generation, and chemical processing industries.
Ladhani Metal Corporation is
a manufacturer, supplier, and exporter of ASTM A515 carbon steel plates,
offering premium-quality pressure vessel steel plates in various grades and
thicknesses.
Applicable Standard
Standard
Specification:
ASTM A515 / A515M
Organization: ASTM International
Title: Standard Specification for Pressure Vessel Plates,
Carbon Steel, for Intermediate- and Higher-Temperature Service
This specification covers
carbon-silicon steel plates intended primarily for intermediate and
high-temperature welded pressure vessels.
Forms of Supply
ASTM A515 steel plates are supplied
in the following forms:
- Hot rolled plates
- Boiler quality plates
- Pressure vessel steel plates
- Heavy thickness plates
- Cut-to-size plates
- CNC profile cut plates
Supply Condition
- Hot rolled
- Normalized condition
- As rolled condition
- Heat treated condition
Surface Finish
- Hot rolled finish
- Shot blasted finish
- Pickled finish
- Primer coated finish
Standard Sizes
Thickness: 5 mm to 150 mm
Width: 1000 mm to 3500 mm
Length: Up to 12000 mm or customized sizes
Grades Covered Under ASTM A515
- ASTM A515 Grade 60
- ASTM A515 Grade 65
- ASTM A515 Grade 70
These grades are designed for
pressure vessel applications requiring improved notch toughness and elevated
temperature performance.
Chemical Composition of ASTM A515 Steel Plates (%)
|
Elements |
Grade 60 [Grade
415] |
Grade 65 [Grade
450] |
Grade 70 [Grade
485] |
|
Carbon,
max (A): |
|||
|
1 in. [25 mm] and under |
0.24 |
0.28 |
0.31 |
|
Over 1 to 2 in. [25 to 50 mm], incl |
0.27 |
0.31 |
0.33 |
|
Over 2 to 4 in. [50 to 100 mm], incl |
0.29 |
0.33 |
0.35 |
|
Over 4 to 8 in. [100 to 200 mm], incl |
0.31 |
0.33 |
0.35 |
|
Over 8 in. [200 mm] |
0.31 |
0.33 |
0.35 |
|
Manganese,
max: |
|||
|
Heat analysis |
0.90 |
0.90 |
1.20 |
|
Product analysis |
0.98 |
0.98 |
1.30 |
|
Phosphorus, max (A) |
0.035 |
0.035 |
0.035 |
|
Sulfur, max (A) |
0.035 |
0.035 |
0.035 |
|
Silicon: |
|||
|
Heat analysis |
0.15–0.40 |
0.15–0.40 |
0.15–0.40 |
|
Product analysis |
0.13–0.45 |
0.13–0.45 |
0.13–0.45 |
NOTE:
(A) Applies to both heat and product analyses.
Tensile
Requirements
|
Property |
Grade 60 [415] |
Grade 65 [450] |
Grade 70 [485] |
|
Tensile strength, ksi [MPa] |
60–80 [415–550] |
65–85 [450–585] |
70–90 [485–620] |
|
Yield strength, min, ksi [MPa] |
32 [220] |
35 [240] |
38 [260] |
|
Elongation in 8 in. [200 mm], min, % (A) |
21 |
19 |
17 |
|
Elongation in 2 in. [50 mm], min, % (A) |
25 |
23 |
21 |
Key Features of ASTM A515 Carbon Steel Plates
- Excellent high-temperature performance
- Good weldability and fabrication
properties
- Reliable pressure vessel strength
- Uniform mechanical properties
- Suitable for boiler and pressure
vessel applications
- Good toughness and durability
- Available in multiple thicknesses
and grades
- Cost-effective pressure vessel
steel solution
Applications of ASTM A515 Steel Plates
ASTM A515 plates are widely
used in industries requiring pressure vessel quality steel plates.
Oil and Gas Industry
- Pressure vessels
- Storage tanks
- Process equipment
Petrochemical Industry
- Heat exchangers
- Reactors
- Industrial boilers
Power Generation Industry
- Boiler components
- Steam drums
- High-temperature vessels
Chemical Processing Industry
- Process tanks
- Industrial pressure systems
- Fabrication equipment
Fabrication and Welding
ASTM A515 steel plates offer
excellent fabrication and welding characteristics.
- Suitable for conventional welding
methods
- Easy to machine and fabricate
- Good forming properties
- Preheating may be required for
thicker plates
Heat Treatment
ASTM A515 plates may be
supplied in normalized or as-rolled condition.
- Normalizing improves toughness and
grain structure
- Heat treatment enhances mechanical
properties
- Controlled rolling improves
uniformity and strength
Advantages of ASTM A515 Steel Plates
- Excellent elevated temperature
strength
- Reliable performance in pressure
applications
- Good weldability and fabrication
- Long service life
- Cost-effective boiler plate
material
- Suitable for heavy industrial
applications
Conclusion
ASTM A515 Grade 60, Grade 65,
and Grade 70 carbon steel plates are widely used for boilers, pressure vessels,
and high-temperature industrial applications. With excellent weldability,
strength, and elevated temperature performance, these plates provide reliable
service in demanding industrial environments.
Ladhani Metal Corporation
supplies ASTM A515 carbon steel plates in various grades, sizes, and
thicknesses, ensuring high-quality materials for pressure vessel, boiler, and
industrial fabrication applications.
FOR REQUIREMENT OF THIS GRADE
OR FOR DETAIL CONTACT US AT :-
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