Tool and Die Steel W1 Bars

For over a decade, Junaid Metals has stood as a cornerstone of reliability in Manama’s industrial landscape. We are proud to offer premium Tool and Die Steel W1 bars, providing manufacturers and craftsmen across Bahrain with a trusted foundation for their most demanding projects. Our commitment extends beyond simple supply, ensuring you receive material renowned for its exceptional performance and unwavering quality, backed by the expert support that has become our signature.

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W1 Tool Steel Round Bar

Die Steel W1 Rods

W1 Tool and Die Steel Bar

Table of Contents

What is Tool and Die Steel W1 Bars?

The composition of W1 steel, a water-hardening grade with a precise carbon content, is its key strength. This simple yet effective makeup allows it to achieve an outstanding balance of hardness and toughness after heat treatment. The result is a bar that can be ground to a razor-sharp edge and possesses the resilience to withstand significant impact, making it a go-to choice for tools requiring a fine, durable cutting edge.

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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
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

Chrome Molybdenum Steel W1 Bright Rods
W1 Cold Rolled Die Steel Bar
W1 Hot Forged Round Bars
Tool and Die Steel W1 Threaded Bar
W1 Hot Rolled Tool Steel Bar
CrMo W1 Cold Drawn Bars

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Frequently Asked Questions (FAQ)

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.

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.

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

This unique combination of properties makes W1 steel ideal for a wide array of critical applications. It is the preferred material for crafting intricate hand tools, precision punches, and a variety of dies, especially those used for cold-working operations. Woodworking tools like chisels and plane blades also benefit immensely from its ability to hold a sharp edge, ensuring clean, precise cuts batch after batch. Essentially, wherever a superior blend of sharpenability and strength is needed, W1 delivers uncompromising performance.

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