Maraging Steel Powder for Industrial 3D Printing Applications

Introduction: Why Maraging Steel Powder Matters in Advanced Manufacturing

Maraging steel powder is rapidly becoming a vital material for industries that demand high strength, excellent toughness, and dimensional stability in their components. Known for its outstanding mechanical properties and minimal distortion upon heat treatment, maraging steel is a preferred choice in aerospace, defense, automotive, and tooling sectors—especially in the domain of additive manufacturing (AM).

Unlike traditional alloy steels, maraging steels are low-carbon iron-nickel alloys that derive their strength not from carbon hardening but through age-hardening (precipitation hardening). This makes them particularly suitable for 3D-Druck technologies like Selective Laser Melting (SLM), Electron Beam Melting (EBM), and Direct Metal Laser Sintering (DMLS).

For B2B buyers, such as OEMs, part manufacturers, and powder distributors, sourcing high-quality maraging steel powder ensures not just product performance but also reliability and long-term cost efficiency. With increasing demand for metal additive manufacturing, especially in high-performance sectors, the global maraging steel powder market is expected to witness substantial growth over the next decade.

At the forefront of this innovation is Shanghai Truer Technology Co. Ltd., a leading supplier of metal 3D printing powders and powder-making equipment. Established in 2009 and entering the additive manufacturing industry in 2019, Truer provides advanced solutions for maraging steel powder production using Plasma Rotating Electrode Process (PREP) and Selective Electron Beam Melting (SEBM) technologies.

Applications of Maraging Steel Powder in Industry

Maraging steel powder’s unique combination of high strength, excellent machinability, and dimensional stability makes it a go-to material in several high-stress applications. Below is a breakdown of the main industries and use cases:

Luft- und Raumfahrt und Verteidigung

  • Tooling and Die Components: Maraging steel is ideal for injection molds and die-casting tools, as it maintains excellent hardness after heat treatment.
  • Rocket Motor Casings & Structural Components: Its high strength-to-weight ratio is critical for aerospace parts that must endure extreme conditions.
  • Missile and UAV Parts: The low carbon content ensures excellent weldability and toughness even at sub-zero temperatures.

Automobil und Motorsport

  • High-Performance Gears and Shafts: The alloy’s fatigue resistance and strength make it suitable for transmission and drivetrain parts.
  • Tool Inserts for Forming Operations: Maraging steel can withstand repeated mechanical stress, making it ideal for forming dies.

Medizinische Geräte

  • Surgical Instruments: High dimensional accuracy and corrosion resistance are essential for surgical tools.
  • Orthopädische Implantate: Offers biocompatibility and strength for load-bearing applications.

Tooling and Industrial Manufacturing

  • Injection Molding Inserts: Maraging steels are widely used for mold inserts requiring complex geometries and high thermal conductivity.
  • Press Tools: Withstand high pressure and repetitive use without deformation.
IndustrieAnwendungenBenefits of Maraging Steel Powder
Luft- und RaumfahrtStructural parts, rocket casingsHigh strength, low thermal expansion
AutomobilindustrieGears, shafts, diesFatigue resistance, machinability
MedizinischeImplantate, chirurgische InstrumenteCorrosion resistance, dimensional stability
WerkzeugbauMolds, inserts, tooling blocksHeat treatable, wear resistance

By using high-quality maraging steel powder from reliable suppliers, manufacturers can improve performance while reducing post-processing time and costs.

Types and Properties of Maraging Steel Powders

There are several grades of maraging steel used in additive manufacturing, with Maraging 300 (also known as 18Ni300) being one of the most popular. The composition and properties of maraging steel powders vary based on the specific application, but typically include a combination of nickel, cobalt, molybdenum, and titanium.

Common Grades of Maraging Steel Powder

KlasseZusammensetzung (ca.)Wichtige EigenschaftenAnwendungsfall
18Ni30018% Ni, 8.5% Co, 4.8% Mo, 0.6% Ti, Fe-balanceUltra high strength, excellent machinabilityTooling, aerospace, automotive
18Ni25018% Ni, 7.5% Co, 4.8% Mo, 0.4% Ti, Fe-balanceHohe Festigkeit und ZähigkeitMolds, dies, structural parts
18Ni20018% Ni, 6.5% Co, 4.8% Mo, 0.3% Ti, Fe-balanceGood ductility and corrosion resistanceBiomedical tools, moderate-load components

Key Material Properties

  • Endgültige Zugfestigkeit: > 2000 MPa after aging
  • Härte: Up to 55 HRC after heat treatment
  • Dichte: ~8.0 g/cm³
  • Dehnung beim Bruch: 6–10%
  • Thermische Ausdehnung: Low, suitable for precision parts

Advantages of Using Spherical Maraging Steel Powder

When manufactured using PREP or SEBM, the resulting powder has near-perfect sphericity, minimal satellite formation, and excellent flowability—ideal for AM processes.

  • ✔ Uniform particle size distribution
  • ✔ High apparent and tap densities
  • ✔ Low oxygen and nitrogen content
  • ✔ Excellent powder recycling potential

Shanghai Truer Technology offers spherical maraging steel powders that meet international quality standards, making them a dependable choice for high-performance applications. Learn more about their product line here.

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Top Global Suppliers of Maraging Steel Powder

As the demand for high-performance metal powders continues to grow, many global manufacturers have entered the maraging steel powder market. For B2B buyers—including industrial manufacturers, 3D printing service providers, and distributors—selecting a reliable supplier is critical for ensuring consistent quality, timely delivery, and competitive pricing.

Here are the top five global maraging steel powder suppliers for industrial use:

AnbieterLandCore CapabilitiesZertifizierungen
Shanghai Truer TechnologieChinaPREP & SEBM powder, custom AM solutions, spherical powdersISO 9001, CE
Höganäs ABSchwedenAtomized powders, customized blends for AM and PM applicationsISO 14001, ISO 45001
Sandvik Additive FertigungSchwedenGas atomized maraging steel, extensive AM servicesISO 9001, AS9100
Zimmerer-ZusatzstoffUSAMaraging 300 powder for aerospace and toolingISO 13485, AS9100
EOS GmbHDeutschlandProprietary maraging steel powders for EOS 3D printersISO 9001

Warum Shanghai Truer sich abhebt

Shanghai Truer Technology Co., Ltd is a vertically integrated supplier that not only manufactures maraging steel powder but also provides powder production equipment and customized services. This unique value proposition enables them to offer:

  • ✔ Consistent quality through in-house powder production
  • ✔ Custom particle size ranges for different AM systems
  • ✔ Competitive pricing for bulk/wholesale orders
  • ✔ Technical support for integration into production lines

Explore their full Produktkatalog hier.

Warum immer mehr Käufer sich für alternative Bezugsquellen entscheiden

The traditional metal powder market has long been dominated by Western suppliers. However, several challenges—including supply chain disruptions, rising costs, and limited customization—have prompted B2B buyers to explore alternative sourcing options.

Key Drivers of the Shift

  1. Kosteneffizienz: Suppliers in Asia, particularly China, offer more competitive pricing for comparable or superior quality.
  2. Lead Time Optimization: Localized or regional suppliers reduce shipping delays and customs complications.
  3. Customization & Flexibility: Smaller or more agile suppliers can tailor powder specifications to unique customer needs.
  4. Integrated Services: Some suppliers, like Shanghai Truer, provide not only powders but also powder-making equipment and technical consulting.
Traditional SuppliersAlternative Suppliers (e.g. Truer)
Higher pricing per kgWettbewerbsfähige Großhandelspreise
Lange VorlaufzeitenShorter delivery cycles
Limited customizationCustom particle sizes and compositions
Focused on large enterprisesServes both large and mid-size buyers

For buyers looking to streamline their supply chain and reduce unit costs, Shanghai Truer presents a compelling alternative. Their integrated approach allows clients to source both powders and powder production systems from a single, trusted partner.

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Why Choose Shanghai Truer as Your Maraging Steel Powder Supplier

Shanghai Truer Technology Co., Ltd is more than just a powder supplier—they are a strategic partner in additive manufacturing innovation.

Key Reasons B2B Buyers Trust Truer:

1. End-to-End Additive Manufacturing Expertise

With a full suite of services ranging from powder development to equipment manufacturing and technical consulting, Truer helps clients at every stage of the AM production cycle.

“From testing to finished parts, from custom one-offs to large-scale production—Truer delivers value through innovation.”

2. Advanced Powder Production Technologies

Truer’s powder production utilizes both Plasma-Rotations-Elektroden-Verfahren (PREP) und Selektives Elektronenstrahlschmelzen (SEBM):

  • ✅ Highly spherical powders with excellent flowability
  • ✅ Low impurity content (O, N, H)
  • ✅ Tight particle size control (15–45 μm, 45–105 μm)

3. Qualitätssicherung und Zertifizierungen

  • ISO 9001 certified production
  • Stringent lab testing for every batch
  • Full traceability from raw material to final product

4. Wide Range of Alloys and Customization

In addition to maraging steel, Truer offers various AM powders including:

  • TiNi, TiAl, TiTa, TiNbZr
  • CoCrMo and other biocompatible alloys

They also collaborate with top research institutions to stay on the cutting edge of material science.

5. Personalized Support and Global Reach

Whether you’re a regional distributor or a multinational OEM, Truer offers:

  • ✔ Multilingual sales and engineering teams
  • ✔ Flexible MOQs for different business sizes
  • ✔ Fast global shipping and logistics support

To learn more or request a quote, contact the Truer team.

How to Order Wholesale Maraging Steel Powder

For B2B buyers—especially OEMs, contract manufacturers, and distributors—ordering maraging steel powder in bulk requires a structured and efficient procurement process. Shanghai Truer Technology Co., Ltd simplifies this journey by offering a transparent, responsive, and technically supported workflow for wholesale customers.

Here’s a step-by-step guide to placing a wholesale order with Shanghai Truer:

Step 1: Define Your Technical Requirements

Before initiating your purchase, determine your specific technical criteria:

  • ✅ Required grade (e.g., 18Ni300)
  • ✅ Particle size distribution (e.g., 15–45 μm for SLM)
  • ✅ Quantity (MOQ starts as low as 5kg for sampling)
  • ✅ Required certifications (ISO, batch testing reports)

If unsure, their experienced engineers can provide guidance based on your AM system and application.

Step 2: Request a Quotation

Besuchen Sie die contact page to submit a detailed inquiry. Include:

  • Firmenname und Branche
  • Intended application (e.g., aerospace tooling)
  • Desired order volume and timeline
  • Shipping destination

You’ll receive a response within 1–2 business days with a tailored quote and lead time.

Step 3: Sample & Quality Verification

For new customers or large-volume orders, Truer offers sample batches for testing. These include:

  • ✔ Powder specification sheets
  • ✔ SEM images & flowability data
  • ✔ Chemical composition reports

This helps buyers verify compatibility before full-scale ordering.

Step 4: Confirm Order & Payment

Once the sample is approved:

  • Final pricing and shipping fees are confirmed
  • Payment terms (typically T/T or L/C) are arranged
  • Production begins based on mutually agreed lead time

Step 5: Shipping & After-Sales Support

Truer handles logistics globally using express couriers or freight forwarders. You’ll receive:

  • ✔ Tracking number and MSDS
  • ✔ Packing list and invoice for customs
  • ✔ Ongoing technical support

Their team remains available post-sale for powder handling suggestions, storage tips, and AM process optimization.

SchrittKey Actions
Define SpecsChoose grade, particle size, quantity
Get a QuoteSubmit inquiry via Kontakt-Formular
Test SampleReceive small batch with full quality reports
Confirm & PayApprove quote, arrange payment, and schedule production
Delivery & SupportReceive your powder order with full documentation and ongoing support

For more materials and ordering information, explore the product listings on the Truer website.


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FAQs: Common Questions About Buying Wholesale Maraging Steel Powder

1. What is the MOQ (Minimum Order Quantity) for maraging steel powder?

Shanghai Truer offers flexible MOQs starting from 5 kilograms for sample orders and 50 kilograms for wholesale pricing. Higher volumes may be eligible for additional discounts.

2. What particle sizes are available for maraging steel powder?

Typical size distributions include:

  • 15–45 μm for SLM and DMLS
  • 45–105 μm for EBM and DED
  • Kundenspezifische Bereiche auf Anfrage erhältlich

Each batch is sieved and analyzed for consistency and flowability.

3. Are technical data sheets and certifications provided?

Yes. Every shipment comes with:

  • Material Safety Data Sheet (MSDS)
  • SEM and morphology reports
  • Chemical composition and flowability analysis
  • ISO 9001 production certification

4. Can I request custom alloy compositions?

Absolutely. Truer’s R&D team collaborates with customers to develop tailored maraging compositions or blended powders for specific applications.

5. How is the powder packaged and shipped?

  • Sealed in anti-static, moisture-proof containers
  • Vacuum packaging available for sensitive alloys
  • Export-compliant labeling and documentation included

Shipping options include DHL, FedEx, sea freight, or customer-designated carriers.

6. Do you offer technical support for additive manufacturing?

Yes. In addition to powder supply, Truer provides:

  • AM process consulting (SLM, EBM, DMLS, etc.)
  • Equipment recommendations
  • Post-processing and heat treatment advice

Take advantage of their industry expertise by visiting the Blog-Sektion for technical guides and case studies.


With the rise of additive manufacturing across sectors like aerospace, automotive, and medical, the demand for high-performance powders like maraging steel is only expected to grow. Sourcing from a reliable, technically proficient, and innovation-driven supplier is critical for long-term success.

Shanghai Truer Technology Co., Ltd stands out in the global market for its:

✅ Advanced powder-making technologies
✅ Customization capabilities
✅ ISO-certified quality assurance
✅ Responsive B2B service model

Whether you’re a startup prototyping complex parts or a large enterprise scaling production, Truer offers the materials, tools, and support to help you succeed in the additive manufacturing era.

👉 Ready to elevate your AM capabilities? Contact Truer today to request a quote or speak with a technical consultant.

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