Latrobe,LSS™ 2714 Hot Work Tool Steel Sheet,Plate (DIN 1.2714 mod)

Latrobe LSS™ 2714 Hot Work Tool Steel Sheet/Plate (DIN 1.2714 mod) Product Information -:- For detailed product information, please contact sales. -: Latrobe LSS™ 2714 Hot Work Tool Steel Sheet/Plate (DIN 1.2714 mod) Synonyms -:- For detailed product information, please contact sales. -:

Latrobe LSS™ 2714 Hot Work Tool Steel (DIN 1.2714 mod) Product Information -:- For detailed product information, please contact sales. -: # **Latrobe LSS™ 2714 Hot Work Tool Steel** ## **Premium German-Specification Hot Work Steel for Demanding Applications** Latrobe LSS™ 2714 is a premium hot work tool steel conforming to the enhanced German DIN 1.2714 specification, representing a high-performance material engineered for applications requiring exceptional toughness combined with good wear resistance and thermal stability. This nickel-alloyed chromium-molybdenum-vanadium steel is particularly valued for its superior impact resistance at both ambient and elevated temperatures, making it an excellent choice for demanding forging, extrusion, and die casting applications where shock loading and thermal fatigue are primary concerns. --- ### **Key Features & Benefits** - **Exceptional Toughness**: Outstanding impact resistance, making it suitable for applications subject to severe mechanical shock - **Good Thermal Fatigue Resistance**: Withstands repeated thermal cycling with reduced tendency for heat checking - **High Hardness Potential**: Capable of achieving substantial hardness while maintaining good toughness - **Good Wear Resistance**: Adequate abrasion resistance for most hot work applications - **Excellent Hardenability**: Deep hardening characteristics with good through-thickness properties - **Dimensional Stability**: Predictable behavior during heat treatment with minimal distortion - **Versatile Performance**: Suitable for a wide range of demanding hot work applications --- ### **Chemical Composition (Typical %, DIN 1.2714 Modified)** | Element | Carbon (C) | Chromium (Cr) | Nickel (Ni) | Molybdenum (Mo) | Vanadium (V) | Silicon (Si) | Manganese (Mn) | |---------|------------|---------------|-------------|-----------------|--------------|--------------|----------------| | **Content** | 0.50 - 0.60 | 0.60 - 1.00 | 1.50 - 2.00 | 0.50 - 0.80 | 0.10 - 0.20 | 0.10 - 0.40 | 0.60 - 1.00 | *Note: LSS™ 2714 features a distinctive composition with significant nickel content that enhances toughness, particularly at lower temperatures. The balanced chromium, molybdenum, and vanadium provide good hardenability and wear resistance while maintaining the exceptional impact properties that characterize this grade.* --- ### **Physical & Mechanical Properties** | Property | Value / Description | |----------|---------------------| | **Density** | 7.85 g/cm³ | | **Thermal Conductivity** | 35-40 W/m·K at 20°C | | **Specific Heat Capacity** | 0.46 kJ/kg·K at 20°C | | **Coefficient of Thermal Expansion** | 11.2 × 10⁻⁶/K (20-400°C) | | **Hardness (Annealed)** | 200-230 HB | | **Hardness (Heat Treated)** | **48-56 HRC** (typical working range) | | **Tensile Strength** | 1,650-2,100 MPa (at 52 HRC) | | **Yield Strength** | 1,450-1,850 MPa (at 52 HRC) | | **Modulus of Elasticity** | 210-215 GPa | | **Impact Toughness** | **Excellent** – superior to most conventional hot work steels | | **High-Temperature Strength** | Good – maintains properties up to 500°C (930°F) | --- ### **Heat Treatment Guidelines** #### **Annealing** - **Temperature**: 780-820°C (1435-1510°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 - **Special Note**: Nickel content requires careful annealing for optimal machinability #### **Stress Relieving** - **Temperature**: 600-650°C (1110-1200°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**: **830-860°C (1525-1580°F)** – relatively low temperature due to composition 3. **Soak Time**: 20-40 minutes per inch of thickness 4. **Quenching**: Oil quenching preferred; water quenching possible for maximum hardness 5. **Immediate Handling**: Cool to below 65°C (150°F) before tempering #### **Tempering (Critical for Performance)** - **Temperature Range**: 450-600°C (840-1110°F) - **Cycles**: Double tempering recommended for dimensional stability - **Duration**: 2 hours per cycle minimum, air cool between cycles - **Target Hardness**: 48-56 HRC typically achieved at 500-550°C (930-1020°F) - **Special Characteristic**: Excellent toughness retention at higher tempering temperatures --- ### **International Standards & Equivalent Grades** | Standard | Grade Designation | Notes | |----------|-------------------|-------| | **DIN** | 1.2714 / 55NiCrMoV7 | Primary German specification | | **W-Nr.** | 1.2714 | Werkstoff number | | **ISO** | Not directly equivalent | Similar to nickel-alloyed tool steels | | **ASTM** | Not standardized | Considered a specialty hot work steel | | **AFNOR** | 55NiCrMoV7 | French association standard | | **UNE** | F.1254.S | Spanish standard | | **BS** | Not directly equivalent | British standards lack direct equivalent | | **Proprietary** | LSS™ 2714 | Latrobe Special Steel designation | --- ### **Typical Applications** #### **Forging Industry (Primary Application)** - **Hammer Forging Dies**: For heavy impact forging applications - **Press Forging Tools**: Subject to high mechanical loads - **Forging Die Inserts**: Requiring exceptional toughness - **Trimming and Punching Dies**: For hot forging operations - **Upsetting Tools**: For heading and upset forging processes #### **Extrusion Applications** - **Extrusion Press Components**: Rams, stems, and containers - **Extrusion Tooling**: For challenging materials requiring toughness - **Mandrels and Piercing Points**: Subject to combined thermal and mechanical stress #### **Die Casting Tooling** - **Die Casting Die Components**: Where impact resistance is critical - **Ejector Pins and Guide Pins**: Subject to bending and impact loads - **Die Casting Machine Components**: Plungers, goosenecks, and shot sleeves #### **Specialized Hot Work Applications** - **Hot Shear Blades**: For cutting hot materials under impact conditions - **Hot Forming Tools**: Punches, dies, and forming tools - **Railroad Component Manufacturing**: Forging tools for rail components - **Heavy Machinery Parts**: Components subject to impact loading at elevated temperatures #### **Non-Hot Work Applications** - **Plastic Injection Molds**: For engineering plastics requiring toughness - **Machine Components**: Gears, shafts, and structural parts - **Tool Holders and Fixtures**: Requiring strength and durability --- ### **Machining & Fabrication Notes** #### **Machinability (Annealed Condition)** - **Rating**: 50-60% of B1112 free-machining steel - **Recommended Tools**: HSS or carbide tools both suitable - **Cutting Speeds**: 20-30 m/min (65-100 SFM) for turning operations - **Feed Rates**: Moderate feeds with good chip control - **Coolant**: Heavy-duty soluble oil or synthetic coolant recommended - **Special Consideration**: Nickel content may affect chip formation #### **Grindability** - **Relative Rating**: 60-70 (vs. 100 for annealed O1 tool steel) - **Abrasive Recommendations**: Aluminum oxide wheels - **Wheel Maintenance**: Regular dressing recommended - **Coolant**: Adequate coolant flow important - **Surface Finish**: Good surface quality achievable #### **EDM Machining** - Suitable for wire and sinker EDM operations - Standard EDM parameters apply - Stress relief after roughing operations recommended - Good surface finish achievable with proper settings #### **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 tools and dies --- ### **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 - **Homogeneity**: Consistent microstructure throughout cross-section #### **Testing & Certification** - Full chemical analysis verification with emphasis on nickel content - Hardness testing throughout production - Mechanical testing including tensile and impact properties - Microstructural evaluation available upon request - Standard material test reports with DIN specification compliance --- ### **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 | | **Blocks** | Various dimensions | Annealed | Rough or finish machined | | **Forged Blanks** | Custom dimensions | Annealed | As-forged, Machined | | **Pre-Machined Components** | Customer specifications | Annealed | Machined to print | --- ### **Technical Comparison** | Property | LSS™ 2714 | H13 | H11 | Standard 1.2714 | |----------|------------|-----|-----|-----------------| | **Impact Toughness** | **Excellent** | Very Good | Excellent | Very Good | | **Wear Resistance** | Good | Very Good | Good | Good | | **Hardness Potential** | High | High | Moderate | High | | **Thermal Fatigue Resistance** | Good | Excellent | Very Good | Good | | **Machinability** | Moderate | Excellent | Excellent | Moderate | | **Cost** | Moderate-High | Moderate | Moderate | Moderate | | **Primary Advantage** | Toughness | Thermal fatigue | Toughness | German standard | --- ### **Surface Treatment Compatibility** LSS™ 2714 is compatible with various surface treatments: - **Nitriding**: Excellent candidate for gas, plasma, or salt bath nitriding - **Surface Hardening**: Induction and flame hardening suitable - **Coatings**: PVD coatings with proper surface preparation - **Surface Engineering**: Various treatments to enhance specific properties --- ### **Economic Considerations** 1. **Material Cost**: Moderate to high – premium grade with specific advantages 2. **Tool Life**: Excellent in impact applications, good in general hot work 3. **Application Specificity**: Best suited for applications where toughness is paramount 4. **Manufacturing Cost**: Standard machining and heat treatment costs 5. **Overall Value**: Excellent for specific applications where its unique properties are required --- ### **Technical Support** Latrobe provides comprehensive technical support for LSS™ 2714: - **Application Engineering**: Guidance on appropriate applications and heat treatment - **Troubleshooting**: Assistance with tool performance issues - **Heat Treatment Support**: Protocols for optimal performance - **Field Support**: On-site technical assistance for critical applications - **Material Selection**: Assistance in choosing the optimal grade for specific needs --- **Select Latrobe LSS™ 2714 Hot Work Tool Steel** for applications requiring exceptional toughness combined with good wear resistance and thermal stability. This premium German-specification steel provides reliable performance in demanding applications such as hammer forging, heavy press operations, and other applications where impact resistance is the primary concern. LSS™ 2714 represents a specialized solution where conventional hot work steels may fail due to insufficient toughness, offering performance that bridges the gap between standard hot work steels and specialized impact-resistant materials. When mechanical shock, impact loading, or severe service conditions threaten tool integrity, LSS™ 2714 delivers the toughness and durability necessary for success in challenging industrial applications. -:- For detailed product information, please contact sales. -: Latrobe LSS™ 2714 Hot Work Tool Steel (DIN 1.2714 mod) Specification Dimensions Size： Diameter 20-1000 mm Length <7181 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™ 2714 Hot Work Tool Steel (DIN 1.2714 mod) Properties -:- For detailed product information, please contact sales. -:

Applications of Latrobe LSS™ 2714 Hot Work Tool Steel Sheet,Plate (DIN 1.2714 mod) -:- For detailed product information, please contact sales. -: Chemical Identifiers Latrobe LSS™ 2714 Hot Work Tool Steel Sheet,Plate (DIN 1.2714 mod) -:- For detailed product information, please contact sales. -:

Packing of Latrobe LSS™ 2714 Hot Work Tool Steel Sheet/Plate (DIN 1.2714 mod) -:- 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 3652 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