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Guangzhou Zoli Technology Co.,Ltd.

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China 17-4PH Precipitation-Hardening Stainless Steel Powder for 3D Printing
China 17-4PH Precipitation-Hardening Stainless Steel Powder for 3D Printing

  1. China 17-4PH Precipitation-Hardening Stainless Steel Powder for 3D Printing
  2. China 17-4PH Precipitation-Hardening Stainless Steel Powder for 3D Printing
  3. China 17-4PH Precipitation-Hardening Stainless Steel Powder for 3D Printing
  4. China 17-4PH Precipitation-Hardening Stainless Steel Powder for 3D Printing

17-4PH Precipitation-Hardening Stainless Steel Powder for 3D Printing

  1. MOQ: 1kg
  2. Price:
  3. Get Latest Price
Payment Terms L/C,T/T,Western Union
Supply Ability 500ton per year
Delivery Time within 30days
Packaging Details Vacuum package,plastic and iron barrel
Powder Shape Spherical
Storage Store in a cool, dry place
Powder Application 3D printing
Powder Packaging Vacuum-sealed
Toxicity Non-toxic
Storage Condition Store in a cool, dry place
Color Silver-gray powder
Materials stainless steel alloy metal powder
Solubility Insoluble in water
Melting Point 1538 °C
Safety Information Harmful if ingested or inhaled
Bulk Density 2.5-3.5 g/cm3
Loose Packed Density 4.0-5.5 (g/cm3)
Purity 99.9%
Storage Conditions Store in a cool, dry place
Brand Name Zoli
Model Number MP-01
Certification ISO9001,CE
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C,T/T,Western Union Supply Ability 500ton per year
Delivery Time within 30days Packaging Details Vacuum package,plastic and iron barrel
Powder Shape Spherical Storage Store in a cool, dry place
Powder Application 3D printing Powder Packaging Vacuum-sealed
Toxicity Non-toxic Storage Condition Store in a cool, dry place
Color Silver-gray powder Materials stainless steel alloy metal powder
Solubility Insoluble in water Melting Point 1538 °C
Safety Information Harmful if ingested or inhaled Bulk Density 2.5-3.5 g/cm3
Loose Packed Density 4.0-5.5 (g/cm3) Purity 99.9%
Storage Conditions Store in a cool, dry place Brand Name Zoli
Model Number MP-01 Certification ISO9001,CE
Place of Origin China
High Light 3D Printing Stainless Steel PowderPrecipitation Hardening Stainless Steel Powder

17-4PH Precipitation-Hardening Stainless Steel Powder for 3D Printing

1. Introduction

17-4PH (AISI 630, UNS S17400) is a martensitic, precipitation-hardening stainless steel widely used in aerospace, medical, marine, and industrial applications due to its excellent strength, corrosion resistance, and machinability. When used as a pre-alloyed metal powder for additive manufacturing (AM), it enables the production of high-performance, complex components with superior mechanical properties compared to traditional manufacturing.


2. Key Properties of 17-4PH Alloy

Chemical Composition (ASTM A564)

Element Composition (wt.%)
Chromium (Cr) 15.0 - 17.5
Nickel (Ni) 3.0 - 5.0
Copper (Cu) 3.0 - 5.0
Manganese (Mn) ≤ 1.0
Silicon (Si) ≤ 1.0
Carbon (C) ≤ 0.07
Phosphorus (P) ≤ 0.04
Sulfur (S) ≤ 0.03
Iron (Fe) Balance

Mechanical Properties (After Heat Treatment)

Property Value
Tensile Strength 1100 - 1300 MPa
Yield Strength 1000 - 1200 MPa
Elongation 10 - 15%
Hardness (HRC) 35 - 45
Density 7.8 g/cm³
Corrosion Resistance Excellent (similar to 304L in H900 condition)

Advantages of 17-4PH in AM

✔ High strength-to-weight ratio
✔ Good corrosion resistance (marine & chemical environments)
✔ Precipitation hardenable (adjustable mechanical properties)
✔ Excellent weldability & machinability
✔ Suitable for complex geometries (e.g., lattice structures)


3. Powder Characteristics for 3D Printing

Powder Production Method

  • Gas Atomization (Argon or Nitrogen) → Ensures high sphericity & flowability

  • Particle Size Distribution:

    • 15 - 45 µm (for Laser Powder Bed Fusion - LPBF)

    • 45 - 106 µm (for Binder Jetting or DED)

Powder Quality Requirements

Parameter Specification
Morphology Spherical (satellite-free preferred)
Flowability ≤ 25 s/50g (Hall Flowmeter)
Apparent Density ≥ 4.2 g/cm³
Oxygen Content ≤ 500 ppm
Recyclability Up to 5-10 cycles (monitor for oxidation)

4. 3D Printing Processes for 17-4PH

A. Laser Powder Bed Fusion (LPBF/SLM)

  • Best for: High-precision parts (medical implants, aerospace brackets).

  • Typical Parameters:

    • Laser Power: 200 - 350 W

    • Layer Thickness: 20 - 40 µm

    • Scan Speed: 700 - 1200 mm/s

    • Build Plate Preheat: 80 - 200°C (reduces residual stress)

B. Binder Jetting (BJ)

  • Best for: High-volume production (e.g., industrial tooling).

  • Post-Processing: Sintering + HIP (Hot Isostatic Pressing).

C. Directed Energy Deposition (DED)

  • Best for: Large parts & repairs (e.g., marine propellers).


5. Post-Processing & Heat Treatment

A. Stress Relief (Optional)

  • Condition: 482°C (900°F) for 1h → Reduces residual stresses.

B. Solution Annealing (Condition A)

  • Process: 1038°C (1900°F) for 30min → Homogenizes microstructure.

  • Cooling: Air or oil quench → Forms martensite.

C. Precipitation Hardening (H900, H1025, H1150)

Condition Treatment Hardness (HRC) Application
H900 482°C (900°F) / 1h 40 - 45 Maximum strength
H1025 552°C (1025°F) / 4h 35 - 40 Balanced strength & toughness
H1150 621°C (1150°F) / 4h 30 - 35 High corrosion resistance

D. Hot Isostatic Pressing (HIP)

  • Conditions: 1120°C @ 100 MPa for 4h → Eliminates porosity.

E. Surface Finishing

  • Machining: Good machinability in annealed state.

  • Electropolishing: Improves corrosion resistance.


6. Applications of 3D-Printed 17-4PH

Industry Components
Aerospace Turbine blades, brackets, fasteners
Medical Surgical instruments, dental implants
Marine Propellers, pump components
Oil & Gas Valves, downhole tools
Automotive Lightweight structural parts

7. Challenges & Solutions

Challenge Solution
Porosity in as-printed parts Optimize laser parameters, use HIP
Residual stress & distortion Preheat build plate, stress relief annealing
Reduced ductility in H900 state Use H1025 or H1150 for better toughness

8. Future Trends

  • Hybrid Manufacturing (AM + CNC machining)

  • AI-based parameter optimization

  • Powder recycling improvements


Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Trading Company

  • Year Established:

    2017

  • Total Annual:

    5000000-65000000

  • Employee Number:

    80~110

  • Ecer Certification:

    Verified Supplier

Guangzhou Zoli Technology Co., Ltd.  specializes in the development and production of high-performance metallic and non-metallic materials, as well as cutting-edge nanotechnology solutions for precision grinding and material processing. With a strong foundation in innovative grinding and millin... Guangzhou Zoli Technology Co., Ltd.  specializes in the development and production of high-performance metallic and non-metallic materials, as well as cutting-edge nanotechnology solutions for precision grinding and material processing. With a strong foundation in innovative grinding and millin...

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Get in touch with us

  • Reach Us
  • Guangzhou Zoli Technology Co.,Ltd.
  • Room 702A, No. 585, Airport Road, Tangjing Street, Baiyun District, Guangzhou City, Self-compiled 2341
  • https://www.labballmills.com/

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