HS18-0-1 / 1.3355 High Speed Steel

Steel circle delivery form 1.3355 / Р18

Steel Round Bar 1.3355 / R18 / HS 18-0-1

Main Technical Characteristics

Steel round bar 1.3355 / R18 / HS 18-0-1 is a high-speed steel with a high tungsten content, providing excellent hardness, wear resistance, and heat resistance. It is used in the production of metal cutting tools.

Chemical Composition

• C (Carbon): 0.70-0.80%
• Si (Silicon): ≤ 0.40%
• Mn (Manganese): ≤ 0.40%
• P (Phosphorus): ≤ 0.030%
• S (Sulfur): ≤ 0.030%
• W (Tungsten): 17.50-19.00%
• Mo (Molybdenum): ≤ 0.30%
• Cr (Chromium): 3.80-4.40%
• V (Vanadium): 1.00-1.40%

Mechanical Properties

• Hardness (HRC): 62-67
• High heat resistance
• Excellent wear resistance

Applications

Steel round bar 1.3355 / R18 / HS 18-0-1 is used for manufacturing:

• Cutting tools (mills, drills, cutters)
• Precision metalworking tools
• Dies and knives for metal cutting

Features

• High hardness and load resistance
• Heat resistance, maintaining cutting properties at high temperatures
• Excellent wear resistance
• Suitable for heat treatment