Latrobe,LSS™ Vertex Tool Steel Tube,Pipe

Latrobe LSS™ Vertex Tool Steel Tube Product Information -:- For detailed product information, please contact sales. -: Latrobe LSS™ Vertex Tool Steel Tube Synonyms -:- For detailed product information, please contact sales. -:

Latrobe LSS™ Vertex Tool Steel Product Information -:- For detailed product information, please contact sales. -: # **Latrobe LSS™ Vertex Tool Steel** ## **Product Overview** Latrobe LSS™ Vertex is a proprietary, high-performance **air-hardening cold work tool steel** engineered to establish a new performance standard between premium conventional steels and powder metallurgy (PM) grades. Through advanced melt processing and precise alloy design, Vertex delivers an exceptional combination of **high toughness, superior wear resistance, and excellent dimensional stability**, effectively addressing the limitations of traditional D2 and A2 tool steels. It is specifically designed for demanding applications where chipping, cracking, or premature wear limit productivity and tool life, offering a reliable and cost-effective solution for complex and high-stress tooling. ## **Key Features & Benefits** * **Exceptional Toughness-to-Wear Balance:** Proprietary microstructure provides significantly higher toughness than conventional D2 at equivalent or superior hardness levels, drastically reducing susceptibility to chipping and gross fracture in interrupted cuts and complex die geometries. * **Enhanced and Consistent Wear Resistance:** A refined and uniform carbide distribution ensures predictable and improved abrasive wear resistance compared to standard air-hardening grades, extending service life in production environments. * **Superior Dimensional Stability:** Exhibits minimal and predictable distortion during heat treatment, critical for maintaining precision in intricate tools and reducing post-hardening machining. * **Excellent Grindability:** Engineered for improved grinding response compared to traditional high-carbon, high-chromium steels, allowing for efficient finishing and sharpening of cutting edges. * **Consistent, Homogeneous Structure:** Advanced manufacturing controls minimize carbide banding and segregation, ensuring uniform properties throughout the cross-section and from lot to lot. ## **International Standard & Designations** * **Manufacturer's Proprietary Grade:** **Latrobe LSS™ Vertex** * This is a proprietary steel chemistry and is not defined by a standard AISI/ ASTM grade designation. * **Functional Performance Category:** Occupies a performance tier between premium conventional steels (like refined D2/A2) and entry-level powder metallurgy steels, offering a superior alternative to standard D2. * **Common International Equivalents (Functional):** * No direct equivalent exists. It is comparable in philosophy to other proprietary "toughness-enhanced" high-chromium steels offered by major tool steel producers (e.g., Uddeholm's *VERO* grades, ThyssenKrupp's special variants). ## **Chemical Composition (%, typical - Proprietary)** The chemistry is a balanced, optimized modification of high-chromium tool steel principles. | Carbon (C) | Chromium (Cr) | Molybdenum (Mo) | Vanadium (V) | Silicon (Si) | Manganese (Mn) | Other (Proprietary) | Iron (Fe) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | ~1.5 | ~8.0 | ~2.0 | ~0.8 | ~0.4 | ~0.4 | Balance* | Balance | **\*Note:** The exact composition, including potential additions of elements like nickel (Ni) or optimized levels of key alloys, is proprietary to Latrobe. The values above are indicative of the general alloy direction. ## **Physical & Mechanical Properties (Typical)** | Property | Value / Description | | :--- | :--- | | **Density** | ~7.7 g/cm³ (0.278 lb/in³) | | **Hardness (Annealed)** | ~220-250 HB (Brinell) | | **Hardness (Heat Treated)** | **58 - 62 HRC** (Standard optimal working range) | | **Austenitizing Temperature** | ~1000 - 1030°C (1830 - 1885°F) – Specific to Vertex. | | **Quenching Medium** | Air (Still or Forced) | | **Tempering Temperature** | **480 - 540°C (900 - 1000°F).** Designed to be tempered at these higher temperatures to achieve its signature toughness-hardness balance. **Double tempering is standard.** | | **Toughness (Impact Resistance)** | **High.** Significantly higher than conventional D2 at the same hardness (e.g., 60 HRC). | | **Wear Resistance** | Very Good. Superior to A2 and comparable to or better than conventional D2. | ## **Product Applications** Latrobe LSS™ Vertex is ideally suited for demanding cold work tooling that requires reliability, longevity, and resistance to failure. * **Complex Blanking and Forming Dies:** For medium to high-strength materials where chipping at corners or delicate sections is a problem with D2. * **Precision Punches and Die Inserts:** Especially in progressive dies where unplanned downtime is costly. * **Thread Rolling Dies and Knurls** requiring a balance of wear life and resistance to spalling. * **Cold Heading Dies and Extrusion Punches** for demanding materials. * **Slitter Knives and Shear Blades** for abrasive or tough materials. * **Machine Tool Components** like collets, arbors, and guides requiring wear resistance and toughness. * **Plastic Injection Molds** for engineering resins or abrasive filled materials. ## **Processing & Heat Treatment Notes** * **Machining:** Good machinability in the annealed condition, similar to or better than D2. * **Heat Treatment:** Follows standard air-hardening practices but **requires adherence to manufacturer-specified temperatures.** Preheating is essential. Austenitize in a controlled atmosphere furnace. Air quench. **Temper immediately.** The recommended high tempering range (480-540°C/900-1000°F) is key to unlocking its superior toughness. Double tempering is required. * **Grinding:** Exhibits very good grindability. Use standard practices for high-hardness tool steels. * **Surface Treatments:** An excellent substrate for nitriding and PVD coatings (TiN, CrN, AlCrN) to further enhance surface performance. --- **Disclaimer** *Latrobe LSS™ Vertex is a proprietary tool steel. The information provided here is for general descriptive purposes. The exact chemical composition, heat treatment parameters, and performance data are the intellectual property of Latrobe Specialty Steel. It is the sole responsibility of the end-user to obtain and strictly follow the latest official technical data sheets and processing guidelines from Latrobe Specialty Steel for this specific grade. Performance characteristics are influenced by heat treatment, part design, and application conditions.* -:- For detailed product information, please contact sales. -: Latrobe LSS™ Vertex Tool Steel Specification Dimensions Size： Diameter 20-1000 mm Length <5358 mm Size:We can customized as required Standard： Per your request or drawing We can customized as required Properties（Theoretical） Chemical Composition -:- For detailed product information, please contact sales. -: Latrobe LSS™ Vertex Tool Steel Properties -:- For detailed product information, please contact sales. -:

Applications of Latrobe LSS™ Vertex Tool Steel Tube -:- For detailed product information, please contact sales. -: Chemical Identifiers Latrobe LSS™ Vertex Tool Steel Tube -:- For detailed product information, please contact sales. -:

Packing of Latrobe LSS™ Vertex Tool Steel Tube -:- For detailed product information, please contact sales. -: Standard Packing: -:- For detailed product information, please contact sales. -: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and Steel Tube drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 1829 gallon liquid totes Special package is available on request. E FORUs’ is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition