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Introduction
ASTM A686
covers carbon tool steel supplied in the form of sheets, plates, bars, strips,
and other mill products intended for tooling applications requiring high
hardness, excellent wear resistance, superior edge retention, and good
machinability. These carbon tool steels are designed to develop high hardness
after heat treatment and are widely used in the manufacture of hand tools,
cutting tools, dies, punches, gauges, woodworking tools, and general-purpose
tooling.
ASTM A686
carbon tool steel products provide an excellent combination of hardness, wear
resistance, strength, and dimensional stability, making them suitable for
demanding industrial applications. Their controlled chemical composition
ensures reliable heat treatment response and consistent mechanical performance
for tooling and wear-resistant components.
These
tool steel products are extensively used in automotive, metalworking,
woodworking, heavy engineering, maintenance workshops, machine shops, and industrial
manufacturing industries where durability, precision, and long service life are
essential.
Ladhani
Metal Corporation is a manufacturer, supplier, and exporter of ASTM A686 Carbon
Tool Steel Sheets, Plates, Bars, and Strips, supplying premium-quality carbon
tool steel products for tooling, engineering, and industrial manufacturing
applications worldwide.
Applicable Standard
Standard
Specification: ASTM A686
Organization:
ASTM International
Title:
Standard Specification for Tool Steel, Carbon
This specification
covers carbon tool steel supplied as bars, sheets, plates, strips, and other
mill products intended for tooling and engineering applications.
Forms of Supply
ASTM A686
carbon tool steel products are supplied in the following forms:
• Carbon
tool steel sheets
• Carbon tool steel plates
• Carbon tool steel bars
• Carbon tool steel strips
• Round bars
• Flat bars
• Square bars
• Tool steel blocks
• Forged bars
• Ground bars
• Precision strips
• Custom-sized products
Grades Covered Under
ASTM A686
• W1
• W2
• W5
Supply Condition
•
Annealed
• Hot rolled
• Cold finished
• Forged
• Peeled
• Ground
• Machined
• Soft annealed
Surface Finish
• Black
finish
• Hot rolled finish
• Bright finish
• Ground finish
• Machined finish
• Polished finish
Standard Sizes
Sheets and Plates
Thickness:
3 mm to 150 mm
Width:
500 mm to 2500 mm
Length:
Up to 6000 mm
Bars
Diameter:
10 mm to 600 mm
Length:
Up to 6000 mm
Strips
Thickness:
0.30 mm to 12 mm
Width: 10
mm to 600 mm
Custom
dimensions, machining allowances, and finished components are available
according to customer specifications.
Chemical Composition
of ASTM A686
|
Type |
Grade |
Carbon Min |
Carbon Max |
Manganese Min |
Manganese Max |
Silicon Min |
Silicon Max |
Phosphorus Max |
Sulfur Max |
Chromium Min |
Chromium Max |
Vanadium Min |
Vanadium Max |
Tungsten Max |
Molybdenum Max |
Copper Max |
Nickel Max |
|
W1 |
A |
B |
B |
0.10 |
0.40 |
0.10 |
0.40 |
0.030 |
0.030 |
– |
0.15 |
– |
0.10 |
0.15 |
0.10 |
0.20 |
0.20 |
|
W1 |
C |
B |
B |
0.10 |
0.40 |
0.10 |
0.40 |
0.030 |
0.030 |
– |
0.30 |
– |
0.10 |
0.15 |
0.10 |
0.20 |
0.20 |
|
W2 |
A |
C |
C |
0.10 |
0.40 |
0.10 |
0.40 |
0.030 |
0.030 |
– |
0.15 |
0.15 |
0.35 |
0.15 |
0.10 |
0.20 |
0.20 |
|
W2 |
C |
C |
C |
0.10 |
0.40 |
0.10 |
0.40 |
0.030 |
0.030 |
– |
0.30 |
0.15 |
0.35 |
0.15 |
0.10 |
0.20 |
0.20 |
|
W5 |
– |
1.05 |
1.15 |
0.10 |
0.40 |
0.10 |
0.40 |
0.030 |
0.030 |
0.40 |
0.60 |
– |
0.10 |
0.15 |
0.10 |
0.20 |
0.20 |
Notes:
- B = Carbon content as specified
for the applicable W1 grade.
- C = Carbon content as specified
for the applicable W2 grade.
- – = Not specified.
Key Features of ASTM
A686 Carbon Tool Steel Products
• High
hardness after heat treatment
• Excellent wear resistance
• Superior edge retention
• Good toughness
• Excellent machinability in annealed condition
• Reliable heat treatment response
• Good dimensional stability
• High compressive strength
• Long service life
• Cost-effective tooling material
Applications of ASTM
A686 Carbon Tool Steel Products
Tool and Die Industry
• Punches
• Dies
• Blanking tools
• Forming tools
Metalworking Industry
• Cutting
tools
• Shear blades
• Industrial knives
• Wear-resistant components
Woodworking Industry
• Chisels
• Planer blades
• Woodworking knives
• Hand tools
General Engineering
• Gauges
• Measuring tools
• Fixtures
• Jigs
Automotive Industry
•
Production tooling
• Stamping tools
• Maintenance tools
• Machine components
Industrial Manufacturing
•
Precision tooling
• Cutting equipment
• Workshop tools
• Industrial wear parts
Fabrication and
Machining
ASTM A686
carbon tool steel offers excellent machining characteristics in the annealed
condition.
• Good
machinability before heat treatment
• Suitable for turning and milling operations
• Excellent grinding performance
• Good drilling characteristics
• Suitable for precision machining
• Excellent dimensional stability after finishing
Proper
machining should be completed prior to hardening to achieve optimum
performance.
Heat Treatment
ASTM A686
carbon tool steels respond readily to conventional heat treatment processes.
•
Annealing improves machinability
• Hardening develops maximum hardness
• Tempering improves toughness and reduces brittleness
• Stress relieving minimizes residual stresses
• Controlled heat treatment ensures optimum mechanical properties
Heat
treatment procedures should be selected according to the specific grade and
application requirements.
Advantages of ASTM
A686 Carbon Tool Steel Products
•
Excellent hardness and wear resistance
• Superior cutting performance
• Outstanding edge retention
• Good toughness and strength
• Excellent machinability before hardening
• Reliable dimensional stability
• Long operational service life
• Cost-effective tooling solution
• Suitable for precision engineering applications
• Consistent mechanical performance
Conclusion
ASTM A686
Carbon Tool Steel Sheets, Plates, Bars, and Strips are high-performance tooling
materials developed for applications requiring superior hardness, wear
resistance, strength, and durability. Available in W1, W2, and W5 grades, these
carbon tool steels are widely used for manufacturing punches, dies, cutting
tools, industrial knives, gauges, woodworking tools, and precision engineering
components.
Ladhani Metal Corporation
supplies ASTM A686 carbon tool steel sheets, plates, bars, and strips in
various grades, sizes, heat-treated conditions, and customized specifications,
delivering dependable tooling material solutions for metalworking, engineering,
automotive, and industrial manufacturing applications worldwide.
FOR REQUIREMENT OF THIS GRADE
OR FOR DETAIL CONTACT US AT :-
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