Latrobe,LSS™ 2367 Hot Work Tool Steel Sheet,Plate

Latrobe LSS™ 2367 Hot Work Tool Steel Sheet/Plate Product Information -:- For detailed product information, please contact sales. -: Latrobe LSS™ 2367 Hot Work Tool Steel Sheet/Plate Synonyms -:- For detailed product information, please contact sales. -:

Latrobe LSS™ 2367 Hot Work Tool Steel Product Information -:- For detailed product information, please contact sales. -: # **Latrobe LSS™ 2367 Hot Work Tool Steel** ## **Premium Chromium-Molybdenum Hot Work Steel with Enhanced Toughness and Thermal Stability** Latrobe LSS™ 2367 is a premium chromium-molybdenum hot work tool steel conforming to the specialized German DIN 1.2367 specification, engineered for applications requiring an optimal balance of thermal fatigue resistance, toughness, and dimensional stability. This advanced hot work steel is particularly valued for aluminum extrusion, die casting, and forging applications where both thermal cycling and mechanical impact must be withstood. With its refined chemistry and controlled processing, LSS™ 2367 delivers reliable performance in demanding production environments. --- ### **Key Features & Benefits** - **Excellent Thermal Fatigue Resistance**: Superior resistance to heat checking and thermal cracking in cyclic heating applications - **Good Toughness**: Balanced impact resistance for applications subject to mechanical shock - **High-Temperature Strength**: Maintains mechanical properties at elevated operating temperatures - **Good Dimensional Stability**: Predictable behavior during heat treatment with minimal distortion - **Enhanced Wear Resistance**: Optimized carbide distribution provides improved abrasion resistance - **Good Machinability**: Superior machinability in annealed condition compared to many hot work steels - **Versatile Performance**: Suitable for a wide range of hot work applications across multiple industries --- ### **Chemical Composition (Typical %, DIN 1.2367 Specification)** | Element | Carbon (C) | Chromium (Cr) | Molybdenum (Mo) | Vanadium (V) | Silicon (Si) | Manganese (Mn) | Other Elements | |---------|------------|---------------|-----------------|--------------|--------------|----------------|----------------| | **Content** | 0.35 - 0.45 | 4.80 - 5.50 | 2.70 - 3.20 | 0.40 - 0.60 | 0.90 - 1.20 | 0.30 - 0.50 | P ≤ 0.030
S ≤ 0.030 | *Note: LSS™ 2367 features a carefully balanced chromium-molybdenum-vanadium composition that provides an optimal combination of hot hardness, toughness, and thermal fatigue resistance. The elevated molybdenum content enhances high-temperature strength and hardenability while maintaining good toughness characteristics.* --- ### **Physical & Mechanical Properties** | Property | Value / Description | |----------|---------------------| | **Density** | 7.80 g/cm³ | | **Thermal Conductivity** | 26-30 W/m·K at 20°C | | **Specific Heat Capacity** | 0.46 kJ/kg·K at 20°C | | **Coefficient of Thermal Expansion** | 10.9 × 10⁻⁶/K (20-400°C) | | **Hardness (Annealed)** | 200-230 HB | | **Hardness (Heat Treated)** | **44-52 HRC** (typical working range) | | **High-Temperature Yield Strength** | ≥ 1000 MPa at 500°C (930°F) | | **Tensile Strength** | 1,600-2,000 MPa (at 48 HRC) | | **Yield Strength** | 1,400-1,800 MPa (at 48 HRC) | | **Modulus of Elasticity** | 210-215 GPa | | **Impact Toughness** | Very Good – optimized balance for hot work applications | | **Thermal Fatigue Life** | Excellent performance in cyclic heating conditions | --- ### **Heat Treatment Guidelines** #### **Annealing** - **Temperature**: 840-870°C (1545-1600°F) - **Method**: Slow furnace cool at ≤20°C (36°F) per hour to 600°C (1110°F), then air cool - **Resultant Hardness**: 200-230 HB #### **Stress Relieving** - **Temperature**: 650-680°C (1200-1255°F) - **Hold Time**: 1-2 hours per inch of thickness - **Cooling**: Air cool to room temperature #### **Hardening** 1. **Preheating**: 650-750°C (1200-1380°F) – thorough equalization 2. **Austenitizing**: **1000-1030°C (1830-1885°F)** – air hardening capability 3. **Soak Time**: 20-40 minutes per inch of thickness 4. **Quenching**: Air cooling standard; oil for maximum hardness in thick sections 5. **Immediate Handling**: Cool to below 65°C (150°F) before tempering #### **Tempering** - **Temperature Range**: 540-620°C (1005-1150°F) - **Cycles**: Double tempering recommended for dimensional stability - **Duration**: 2 hours per cycle minimum, air cool between cycles - **Target Hardness**: 44-52 HRC typically achieved at 560-600°C (1040-1110°F) - **Special Note**: Higher tempering temperatures enhance toughness --- ### **International Standards & Equivalent Grades** | Standard | Grade Designation | Notes | |----------|-------------------|-------| | **DIN** | 1.2367 / X38CrMoV5-3 | Primary German specification | | **W-Nr.** | 1.2367 | Werkstoff number | | **ISO** | 40CrMoV5-3 | ISO 4957 designation | | **AFNOR** | 40CrMoV5 | French association standard | | **Proprietary** | LSS™ 2367 | Latrobe Special Steel designation | | **Similar Grades** | Premium H13 variants | Comparable performance characteristics | --- ### **Typical Applications** #### **Aluminum Extrusion Industry** - **Extrusion Dies**: Profile dies, feeder plates, backers, and bolsters - **Extrusion Mandrels**: For tube and hollow profile production - **Containers and Liners**: For aluminum extrusion presses - **Die Holders and Tooling**: Structural components requiring thermal fatigue resistance #### **Die Casting Applications** - **Aluminum Die Casting Dies**: Cavities, cores, and inserts - **Magnesium Die Casting**: Hot chamber components - **Die Casting Inserts**: Subject to severe thermal cycling - **Shot Sleeves and Plunger Tips**: For aluminum and magnesium casting #### **Forging Applications** - **Forging Dies**: For steel and non-ferrous forging - **Forging Die Inserts**: Requiring thermal fatigue resistance - **Hot Trimming Tools**: For forging operations - **Forging Press Components**: Subject to combined thermal and mechanical stress #### **Plastic Molding** - **Hot Runner Systems**: Nozzles, manifolds, and gates - **Molds for Engineering Plastics**: High-temperature applications - **Injection Mold Inserts**: Requiring thermal stability #### **General Hot Work Applications** - **Hot Shear Blades**: For cutting hot materials - **Hot Forming Tools**: Punches, dies, and mandrels - **Glass Molding Tools**: Where thermal cycling is involved --- ### **Machining & Fabrication Notes** #### **Machinability (Annealed Condition)** - **Rating**: 60-70% of B1112 free-machining steel - **Recommended Tools**: HSS or carbide tools both suitable - **Cutting Speeds**: 25-35 m/min (80-115 SFM) for turning operations - **Feed Rates**: Moderate feeds with standard tool geometries - **Coolant**: Standard soluble oils adequate - **Advantage**: Good machinability for a hot work steel #### **Grindability** - **Relative Rating**: 70-80 (vs. 100 for annealed O1 tool steel) - **Abrasive Recommendations**: Aluminum oxide wheels - **Wheel Maintenance**: Normal dressing intervals sufficient - **Coolant**: Standard grinding coolant adequate #### **EDM Machining** - Excellent suitability for wire and sinker EDM - Good surface finish achievable - Standard EDM parameters apply - Stress relief after roughing operations recommended #### **Welding and Repair** - Good weldability with proper procedures - Preheating to 300-400°C (570-750°F) recommended - Post-weld heat treatment essential - Suitable for repair of hot work tools --- ### **Quality Assurance & Metallurgical Standards** #### **Microstructural Requirements** - **Carbide Distribution**: Fine, uniformly distributed carbides - **Grain Size**: ASTM 6 or finer - **Decarburization**: ≤0.25 mm per side on rough stock - **Non-Metallic Inclusions**: ASTM E45 Method A, ≤2.0 total rating #### **Testing & Certification** - Full chemical analysis verification - Hardness testing throughout production - Microstructural evaluation available upon request - Standard material test reports with shipments - DIN specification compliance certification --- ### **Available Product Forms** | Form | Standard Sizes | Condition | Surface Finish | |------|---------------|-----------|---------------| | **Round Bars** | 20-500mm diameter | Annealed | Black, Peeled, Ground | | **Flat Bars and Plate** | 15-300mm thickness | Annealed | Mill, Ground, Machined | | **Blocks** | Various dimensions | Annealed | Rough or finish machined | | **Forged Blanks** | Custom dimensions | Annealed | As-forged, Machined | --- ### **Technical Comparison** | Property | LSS™ 2367 | H13 | H11 | 1.2344 | |----------|------------|-----|-----|--------| | **Thermal Fatigue Resistance** | **Excellent** | Excellent | Very Good | Excellent | | **Toughness** | Very Good | Very Good | **Excellent** | Very Good | - **High-Temperature Strength** | Very Good | Very Good | Good | Very Good | - **Wear Resistance** | Good | Very Good | Good | Very Good | - **Machinability** | Good | Excellent | Excellent | Good | - **Primary Application** | Extrusion/die casting | Die casting | Extrusion | Hot work | - **German Standard Equivalent** | **1.2367** | 1.2344 | 1.2343 | 1.2344 | --- ### **Surface Treatment Compatibility** LSS™ 2367 is compatible with various surface treatments: - **Nitriding**: Gas, plasma, or salt bath nitriding for enhanced surface hardness - **Coatings**: PVD coatings (TiN, TiAlN) for specific applications - **Surface Engineering**: Various treatments to enhance performance --- ### **Economic Considerations** 1. **Material Cost**: Moderate – competitive pricing for premium performance 2. **Tool Life**: Excellent service life in appropriate applications 3. **Fabrication Cost**: Good machinability reduces manufacturing costs 4. **Maintenance Cost**: Easy to repair and maintain 5. **Overall Value**: Excellent performance-to-cost ratio for demanding applications --- ### **Technical Support** Latrobe provides comprehensive technical support for LSS™ 2367: - **Application Engineering**: Guidance on tool design and heat treatment - **Troubleshooting**: Assistance with tool performance issues - **Heat Treatment Support**: Protocols for optimal performance - **Field Support**: On-site technical assistance available - **Material Selection**: Assistance in choosing the optimal grade for specific needs --- **Select Latrobe LSS™ 2367 Hot Work Tool Steel** for applications requiring an optimal balance of thermal fatigue resistance, toughness, and dimensional stability. This premium German-specification steel provides reliable performance in demanding applications such as aluminum extrusion, die casting, and forging where both thermal cycling and mechanical impact must be withstood. LSS™ 2367 represents a refined solution that builds upon proven hot work steel technology with enhanced controls and optimized properties, offering excellent service life and predictable behavior in production environments. When consistent performance, durability, and reliability are required in demanding hot work applications, LSS™ 2367 delivers the proven solution backed by German engineering standards and Latrobe's manufacturing excellence. -:- For detailed product information, please contact sales. -: Latrobe LSS™ 2367 Hot Work Tool Steel Specification Dimensions Size： Diameter 20-1000 mm Length <7183 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™ 2367 Hot Work Tool Steel Properties -:- For detailed product information, please contact sales. -:

Applications of Latrobe LSS™ 2367 Hot Work Tool Steel Sheet,Plate -:- For detailed product information, please contact sales. -: Chemical Identifiers Latrobe LSS™ 2367 Hot Work Tool Steel Sheet,Plate -:- For detailed product information, please contact sales. -:

Packing of Latrobe LSS™ 2367 Hot Work Tool Steel Sheet/Plate -:- 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 Sheet/Plate 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 3654 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