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Introduction
ASTM
A516 carbon steel plates are pressure vessel quality plates designed for
moderate and lower-temperature service applications. These plates are widely
used in boilers, pressure vessels, storage tanks, heat exchangers, and
industrial processing equipment requiring excellent notch toughness,
weldability, and reliable mechanical strength.
ASTM
A516 steel plates are manufactured with controlled chemical composition and
superior toughness properties, making them suitable for critical
pressure-retaining applications in oil & gas, petrochemical, power
generation, and chemical industries.
Ladhani
Metal Corporation is a manufacturer, supplier, and exporter of ASTM A516 carbon
steel plates, supplying high-quality pressure vessel steel plates in various
grades, thicknesses, and customized dimensions.
Applicable Standard
Standard Specification: ASTM A516 / A516M
Organization: ASTM International
Title: Standard Specification for
Pressure Vessel Plates, Carbon Steel, for Moderate- and Lower-Temperature
Service
This
specification covers carbon steel plates intended primarily for welded pressure
vessels where improved notch toughness is important.
Forms of Supply
ASTM
A516 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
- As
rolled
- Normalized
condition
- Thermo-mechanically
processed
- 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 A516
- ASTM
A516 Grade 55
- ASTM
A516 Grade 60
- ASTM
A516 Grade 65
- ASTM
A516 Grade 70
These
grades are widely used for pressure vessel and boiler applications requiring
good toughness and weldability.
Chemical
Composition of ASTM A516 Steel Plates (%)
|
Elements |
Grade 55 [Grade 380] |
Grade 60 [Grade 415] |
Grade 65 [Grade 450] |
Grade 70 [Grade 485] |
|
Carbon,
maxᵃᵇ: |
||||
|
1/2 in.
[12.5 mm] and under |
0.18 |
0.21 |
0.24 |
0.27 |
|
Over 1/2
in. to 2 in. [12.5 to 50 mm], incl |
0.20 |
0.23 |
0.26 |
0.28 |
|
Over 2 in.
to 4 in. [50 to 100 mm] |
0.22 |
0.25 |
0.28 |
0.30 |
|
Over 4 to
8 in. [100 to 200 mm], incl |
0.24 |
0.27 |
0.29 |
0.31 |
|
Over 8 in.
[200 mm] |
0.26 |
0.27 |
0.29 |
0.31 |
|
Manganese: |
||||
|
1/2 in.
[12.5 mm] and under – Heat analysisᵇ |
0.60–0.90 |
0.60–0.90 |
0.85–1.20 |
0.85–1.20 |
|
1/2 in.
[12.5 mm] and under – Product analysisᵇ |
0.55–0.98 |
0.55–0.98 |
0.79–1.30 |
0.79–1.30 |
|
Over 1/2
in. [12.5 mm] – Heat analysis |
0.60–1.20 |
0.85–1.20 |
0.85–1.20 |
0.85–1.20 |
|
Over 1/2
in. [12.5 mm] – Product analysis |
0.55–1.30 |
0.79–1.30 |
0.79–1.30 |
0.79–1.30 |
|
Phosphorus,
maxᵃ |
0.035 |
0.035 |
0.035 |
0.035 |
|
Sulfur,
maxᵃ |
0.035 |
0.035 |
0.035 |
0.035 |
|
Silicon: |
||||
|
Heat
analysisᵇ |
0.15–0.40 |
0.15–0.40 |
0.15–0.40 |
0.15–0.40 |
|
Product
analysisᵇ |
0.13–0.45 |
0.13–0.45 |
0.13–0.45 |
0.13–0.45 |
Notes:
ᵃ Applies to both heat and product analyses.
ᵇ For each reduction of 0.01 percentage point below the specified maximum for
carbon, an increase of 0.06 percentage point above the specified maximum for
manganese is permitted, up to a maximum of 1.50% by heat analysis and 1.60% by
product analysis.
Tensile
Requirement
|
Property |
Grade 55 [380] |
Grade 60 [415] |
Grade 65 [450] |
Grade 70 [485] |
|
Tensile
strength, ksi [MPa] |
55–75
[380–515] |
60–80
[415–550] |
65–85
[450–585] |
70–90
[485–620] |
|
Yield
strength, min.ᵃ ksi [MPa] |
30 [205] |
32 [220] |
35 [240] |
38 [260] |
|
Elongation
in 8 in. [200 mm], min, %ᵇ |
23 |
21 |
19 |
17 |
|
Elongation
in 2 in. [50 mm], min, %ᵇ |
27 |
25 |
23 |
21 |
Notes:
ᵃ Determined by either the 0.2% offset method or the 0.5% extension-under-load
method.
ᵇ See Specification A20/A20M for elongation adjustment.
Key Features of
ASTM A516 Carbon Steel Plates
- Excellent
notch toughness
- Superior
weldability and fabrication properties
- Reliable
mechanical strength
- Suitable
for moderate and low-temperature service
- Good
formability and machinability
- Uniform
mechanical properties
- Available
in multiple grades and thicknesses
- Cost-effective
pressure vessel plate solution
Applications of
ASTM A516 Steel Plates
ASTM
A516 plates are extensively used in industries requiring pressure vessel
quality steel.
Oil and Gas Industry
- Pressure
vessels
- Storage
tanks
- Separators
Petrochemical Industry
- Heat
exchangers
- Reactors
- Process
vessels
Power Generation Industry
- Boilers
- Steam
drums
- Pressure
piping systems
Chemical Industry
- Chemical
storage tanks
- Industrial
process equipment
- Fabrication
components
Fabrication and
Welding
ASTM
A516 steel plates provide excellent fabrication and welding characteristics.
- Suitable
for conventional welding methods
- Easy
to cut, machine, and form
- Good
cold forming properties
- Preheating
may be required for thicker sections
Heat Treatment
ASTM
A516 plates may be supplied in as-rolled or normalized condition.
- Normalizing
improves toughness and grain structure
- Heat
treatment enhances mechanical properties
- Controlled
rolling ensures uniform quality
Advantages of ASTM A516 Steel Plates
- Excellent
pressure-retaining capability
- Good
low-temperature toughness
- Reliable
performance in industrial applications
- Easy
fabrication and welding
- Long
service life
- Widely
accepted pressure vessel material
Conclusion
ASTM
A516 Grade 55, Grade 60, Grade 65, and Grade 70 carbon steel plates are widely
used in boilers, pressure vessels, and industrial processing equipment
requiring excellent toughness, weldability, and reliable mechanical properties.
These plates provide dependable performance in moderate and low-temperature
service conditions.
Ladhani Metal Corporation supplies ASTM A516 carbon steel plates in various grades, sizes, and customized dimensions, 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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