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Introduction
ASTM A512
covers cold-drawn buttweld carbon steel mechanical tubing intended for
mechanical, structural, automotive, and industrial applications. These tubes
are manufactured with excellent dimensional accuracy, good machinability,
weldability, and reliable mechanical properties.
ASTM A512
carbon steel mechanical tubing is widely used in industries requiring precision
tubing for machinery, automotive components, hydraulic systems, and engineering
applications.
Ladhani
Metal Corporation is a manufacturer, supplier, and exporter of ASTM A512 carbon
steel mechanical tubing, supplying high-quality tubes for industrial and
engineering applications.
Applicable Standard
Standard
Specification: ASTM A512
Organization: ASTM International
Title: Standard Specification for Cold-Drawn Buttweld Carbon Steel Mechanical
Tubing
This
specification covers cold-drawn buttweld carbon steel tubing for mechanical and
structural applications.
Forms of Supply
ASTM A512
carbon steel tubing is supplied in the following forms:
Cold-drawn
tubing
Mechanical tubing
Round tubes
Square tubes
Rectangular tubes
Cut-to-length tubes
Supply
Condition
Cold drawn
Annealed condition
Normalized condition
Surface
Finish
Bright
finish
Smooth finish
Black finish
Oiled finish
Standard Sizes
Outside
Diameter: 6 mm to 200 mm
Wall Thickness: 0.5 mm to 12 mm
Length: Up to 6 meters or as required
Grades Covered Under ASTM A512
MT 1010
MT 1015
MT X 1015
MT 1020
1008
1010
1012
1015
1016
1018
1019
1020
1021
1025
1026
1030
1035
1110
1115
1117
These grades
are carbon steel mechanical tubing grades offering good machinability,
weldability, and mechanical performance.
Chemical Composition of ASTM A512 Carbon Steel Tubing
(%)
|
Grade Designation |
Carbon |
Manganese |
Phosphorus, max |
Sulfur, max |
|
MT 1010 |
0.05–0.15 |
0.30–0.60 |
0.04 |
0.045 |
|
MT 1015 |
0.10–0.20 |
0.30–0.60 |
0.04 |
0.045 |
|
MT X 1015 |
0.10–0.20 |
0.60–0.90 |
0.04 |
0.045 |
|
MT 1020 |
0.15–0.25 |
0.30–0.60 |
0.04 |
0.045 |
|
1008 |
0.10 max |
0.30–0.50 |
0.040 |
0.045 |
|
1010 |
0.08–0.13 |
0.30–0.60 |
0.040 |
0.045 |
|
1012 |
0.10–0.15 |
0.30–0.60 |
0.040 |
0.045 |
|
1015 |
0.13–0.18 |
0.30–0.60 |
0.040 |
0.045 |
|
1016 |
0.13–0.18 |
0.60–0.90 |
0.040 |
0.045 |
|
1018 |
0.15–0.20 |
0.60–0.90 |
0.040 |
0.045 |
|
1019 |
0.15–0.20 |
0.70–1.00 |
0.040 |
0.045 |
|
1020 |
0.18–0.23 |
0.30–0.60 |
0.040 |
0.045 |
|
1021 |
0.18–0.23 |
0.60–0.90 |
0.040 |
0.045 |
|
1025 |
0.22–0.28 |
0.30–0.60 |
0.040 |
0.045 |
|
1026 |
0.22–0.28 |
0.60–0.90 |
0.040 |
0.045 |
|
1030 |
0.28–0.34 |
0.60–0.90 |
0.040 |
0.045 |
|
1035 |
0.32–0.38 |
0.60–0.90 |
0.040 |
0.045 |
|
1110 |
0.08–0.13 |
0.30–0.60 |
0.040 |
0.13ᶜ |
|
1115 |
0.13–0.20 |
0.60–0.90 |
0.040 |
0.13ᶜ |
|
1117 |
0.14–0.20 |
1.00–1.30 |
0.040 |
0.13ᶜ |
Mechanical Properties
|
Grade |
Tensile Strength (MPa) |
Yield Strength (MPa) |
Elongation (%) |
|
1010 |
≥ 365 |
≥ 205 |
≥ 25 |
|
1018 |
≥ 440 |
≥ 370 |
≥ 15 |
|
1020 |
≥ 420 |
≥ 350 |
≥ 15 |
|
1026 |
≥ 480 |
≥ 415 |
≥ 12 |
|
1035 |
≥ 550 |
≥ 460 |
≥ 10 |
Key Features of ASTM A512 Carbon Steel Mechanical
Tubing
Excellent
dimensional accuracy
Good machinability and weldability
Smooth internal and external surface finish
Reliable mechanical strength
Suitable for precision engineering applications
Available in multiple carbon steel grades
Cost-effective tubing solution
Applications of ASTM A512 Carbon Steel Tubing
ASTM A512
tubing is widely used in industries requiring precision mechanical tubing.
Automotive
Industry
• Drive shafts
• Suspension components
Industrial
Equipment
• Hydraulic cylinders
• Machinery components
Engineering
Applications
• Mechanical assemblies
• Structural tubing
Manufacturing
Industry
• Conveyor systems
• Equipment fabrication
Heat Treatment
Tubing may
be annealed or normalized
Cold drawing improves dimensional accuracy and surface finish
Heat treatment enhances machinability and mechanical properties
Conclusion
ASTM A512
carbon steel mechanical tubing provides a reliable solution for mechanical,
automotive, and industrial applications. With excellent dimensional accuracy,
machinability, and mechanical properties, these tubes are ideal for precision
engineering and structural applications.
Ladhani
Metal Corporation supplies ASTM A512 carbon steel mechanical tubing in various
grades and sizes, ensuring high-quality products for automotive, engineering,
and industrial applications.
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