Tool and Die Steel W1 Bars

Tariku Metals, based in Addis Ababa, Ethiopia, has built a solid reputation as a top-notch manufacturer and supplier of high-quality Tool and Die Steel W1 Bars. With a strong focus on quality and precision, they produce W1 Bars that adhere to strict industrial standards for both performance and durability. By employing advanced production techniques and using premium raw materials, Tariku Metals guarantees that each bar offers exceptional hardness, wear resistance, and machinability. Catering to industries like manufacturing, tooling, and metalworking, they deliver reliable steel products designed to meet the rigorous demands of both local and international markets.

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W1 Tool Steel Round Bar

Die Steel W1 Rods

W1 Tool and Die Steel Bar

What is Tool and Die Steel W1 Bars?

The Tool and Die Steel W1 Bars from Tariku Metals are water-hardening carbon tool steels, typically composed of carbon (0.70–1.00%), manganese (0.10–0.40%), along with trace amounts of silicon and vanadium. This specific chemical makeup results in high hardness, excellent edge retention, and outstanding wear resistance after proper heat treatment. The steel boasts a hardness range of 60–65 HRC, featuring a fine grain structure and impressive compressive strength. Additionally, W1 Bars provide good machinability in their annealed state, making them perfect for tools that require high precision and cutting efficiency.

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Tool and Die Steel W1 Bars Specifications

Standard : ASTM A681, ASME SA681
Dimensions : EN, DIN, JIS, ASTM, BS, ASME, AISI
Form : Round
Diameter : 10 mm ~ 900 mm
Size : 0.08 mm to 25.00 mm
Diameter Range : 0.040 mm – 12 mm (0.0016” – 0.4724”)
Application : Lathe Tools, Milling Cutter, Cutter Blades, Boring Tools, Twist drills, Milling Knives, Reamers, Taps, Metalcutting saws, Screw Cutting Tools, File Cutter’s Chissels, Drills, Hobs, Drill Bits, Tread cutting tools etc

Chemical Compositions of Tool and Die Steel W1 Bars

Element	Content (%)
C	0.70-1.50
Mn	0.10-0.40
Si	0.10-0.40
Cr	0.15
Ni	0.2
Mo	0.1
W	0.15
V	0.1
Cu	0.2
P	0.025
S	0.025

Mechanical Properties of Tool and Die Steel W1 Bars

Properties	Metric	Imperial
Tensile strength, ultimate	1680 MPa	244000 psi
Tensile strength, yield	1500 MPa	218000 psi
Poisson’s ratio (25°C)	0.27-0.30	0.27-0.30
Elongation at break	3.50%	3.50%
Bulk modulus	140 GPa	20300 ksi
Shear modulus	80.0 GPa	11600 ksi
Elastic modulus	190-210 GPa	27557-30458 ksi
Charpy impact, unnotched	86.0 J	63.4 ft-lb
Hardness, Brinell (converted from Rockwell C Hardness)	498	498
Hardness, Knoop (converted from Rockwell C Hardness)	558	558
Hardness, Rockwell C	50.0-51.0	50.0-51.0
Hardness, Vickers (converted from Rockwell C Hardness)	531	531
Machinability (based on AISI 1212 steel as 100% machinability)	40	40

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Physical Properties of Tool and Die Steel W1 Bars

Properties	Metric	Imperial
Density	7.83 g/cm³	0.283 lb/in³
Melting point	1435°C	2615°F

Thermal Properties of Tool and Die Steel W1 Bars

Properties		Conditions
Properties		T (ºC)	Treatment
Thermal expansion	10.4 x 10^-6/ºC	20-100	–
Thermal conductivity	48.3 x W/mK	100	–

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Tool and Die Steel W1 Bars Types

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Frequently Asked Questions (FAQ)

Are Tool and Die Steel W1 Bars Environmentally Friendly?

Tool and Die Steel W1 bars are recyclable, reducing environmental impact. However, their production involves energy-intensive processes. Sustainable practices can enhance their eco-friendliness, such as using recycled materials and cleaner manufacturing methods.

How Do Tool and Die Steel W1 Bars Resist Corrosion?

Tool and Die Steel W1 bars are not highly resistant to corrosion, as they are high-carbon steels. They can rust when exposed to moisture, requiring proper maintenance, such as coating or regular oiling, to prevent corrosion.

Can Tool and Die Steel W1 Bars Be Used For Structural Applications?

Tool and Die Steel W1 bars are not ideal for structural applications due to their high carbon content, which makes them brittle and less ductile. They are better suited for tools, dies, and cutting applications where hardness and wear resistance are crucial. For structural applications, steels with better toughness and strength, like carbon or alloy steels, are preferred.

Tool and Die Steel W1 Bars Uses

Tariku Metals’ Tool and Die Steel W1 Bars are extensively utilized in applications where high hardness and wear resistance are crucial. These bars are perfect for crafting cutting tools, knives, drills, reamers, taps, dies, and other precision instruments. They are also employed in forming and shaping tools, gauges, and measuring devices that require sharp edges and precise dimensions. Their ability to achieve remarkable hardness through simple water quenching makes them a cost-effective option for small-scale and general-purpose tool manufacturing, ensuring long-lasting performance even under demanding working conditions.

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