H13 tool steel powder

H13 Tool Steel Powder: Overview

H13 tool steel powder is a high-performance steel powder known for its exceptional hot hardness, wear resistance, and toughness. It is widely utilized in tooling and die applications where high-temperature strength and resistance to thermal fatigue are essential.

Composición

The composition of H13 tool steel powder is meticulously designed to optimize its mechanical properties and performance:

Elemento	Porcentaje de peso
Carbono (C)	0.32-0.45
Cromo (Cr)	4.75-5.50
Molibdeno (Mo)	1.10-1.75
Vanadio (V)	0.80-1.20
Silicio (Si)	0.80-1.20
Manganeso (Mn)	≤0.50
Fósforo (P)	≤0.03
Azufre (S)	≤0.03
Hierro (Fe)	Equilibrio

These alloying elements impart excellent hardenability, strength, and heat resistance to H13 tool steel powder.

Propiedades

H13 tool steel powder boasts impressive mechanical properties, ensuring its suitability for various industrial applications:

Propiedad	Valor
Densidad	7.8-8.0 g/cm³
Dureza	45-50 HRC
Resistencia a la tensión	1000-1100 MPa
Resistencia elástica	850-900 MPa
Elongación	10-15%
Conductividad térmica	23.8 W/m-K
Coeficiente de dilatación térmica	11.5 µm/m-K
Punto de Fusión	1427-1475°C

These properties make H13 tool steel powder an ideal choice for components requiring high strength, lightweight design, and resistance to harsh environments.

SOLICITUDES

Typical applications for H13 tool steel powder include:

• Die casting dies
• Extrusion dies
• Forging dies
• Plastic molds
• Hot work tooling
• Injection molds
• Metal forming tools

Its combination of high hardness, toughness, and heat resistance makes it indispensable for tooling applications in manufacturing processes.

Proceso de fabricación aditiva

H13 tool steel powder is typically produced through gas atomization or water atomization processes. Gas atomization involves the rapid solidification of molten metal by high-pressure gas streams, resulting in spherical powder particles suitable for additive manufacturing. Water atomization produces irregular-shaped particles, requiring post-processing for additive manufacturing applications.

Especificaciones del polvo

H13 tool steel powder is available in various specifications to meet specific application requirements:

Atributo	Detalles
Tamaños de partículas	15-45 µm, 10-100 µm
Morfología	Esférica, irregular
Densidad aparente	3.5-4.5 g/cm³
Densidad de golpecito	4-5 g/cm³
Pureza	≥99.5%
Contenido de Oxígeno	<300 ppm
Moisture content	<0,2 %

These specifications ensure the quality and consistency of H13 tool steel powder for additive manufacturing processes.

Normas y calificaciones

H13 tool steel powder complies with relevant industry standards, including ASTM A681 and AISI H13. Equivalent grades include DIN 1.2344 and JIS SKD61.

Control de calidad

Quality control measures for H13 tool steel powder include:

• Chemical analysis: Verifying the correct composition of alloying elements.
• Particle size analysis: Ensuring the desired particle size distribution.
• Powder morphology assessment: Checking for spherical or irregular particle shapes.
• Density testing: Measuring apparent and tap densities for powder packing efficiency.
• Purity assessment: Verifying the purity level to ensure desired properties.
• Oxygen and moisture content analysis: Monitoring to prevent contamination.

Análisis de costes

Costs for H13 tool steel powder vary depending on factors such as order volume, particle size range, powder morphology, purity levels, and manufacturer/distributor margins.

Almacenamiento y manipulación de polvo

Proper storage and handling practices are crucial to maintain the integrity of H13 tool steel powder:

• Store in sealed containers in a cool, dry environment.
• Use inert gas purging or vacuum to prevent moisture pickup.
• Ground all powder handling and transfer equipment.
• Use appropriate personal protective equipment (PPE) when handling powder.

Salud y seguridad

H13 tool steel powder poses minimal health risks with proper handling:

• Wear appropriate PPE when handling powder.
• Use HEPA-filtered vacuum for clean-up of dust and powder.
• Avoid breathing any welding or melting fumes.
• Dispose according to local environmental regulations.

Preguntas frecuentes (FAQ)

1. Is H13 tool steel powder suitable for aerospace applications? Yes, H13 tool steel powder is commonly used in aerospace for structural parts, aircraft frames, and rocket motor casings due to its high strength and toughness.
2. What are the main advantages of H13 tool steel powder for defense applications? H13 tool steel powder offers excellent strength and toughness, making it ideal for missile components and armor plating in defense applications.
3. Can H13 tool steel powder be used in additive manufacturing processes? Yes, H13 tool steel powder is suitable for additive manufacturing processes such as selective laser melting (SLM) and electron beam melting (EBM) to produce complex components with high strength and corrosion resistance.
4. What are the typical costs associated with H13 tool steel powder? Costs for H13 tool steel powder vary based on factors such as volume, particle size range, purity levels, and market conditions.
5. Is H13 tool steel powder recyclable? Yes, H13 tool steel powder can be recycled and reused in additive manufacturing processes, provided it meets quality standards and is free from contamination.