F75 CoCrMo Alloy – High-Performance Biomedical Cobalt Alloy
Release time:2025-05-23 Strike:13 Inquire Now
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🩺 F75 CoCrMo Alloy – High-Performance Biomedical Cobalt Alloy
Product Code: F75 | Standard: ASTM F75 / ISO 5832-4
Category: Cobalt-Based Alloys | Form: Investment Castings, Bars, or Powder
🔹 Overview
F75 is a cobalt-chromium-molybdenum (CoCrMo) alloy specifically developed for use in medical implants and high-strength corrosion-resistant applications. It offers an exceptional combination of mechanical strength, corrosion resistance, wear resistance, and biocompatibility.
🧪 Chemical Composition (%)
Element | Content |
---|---|
Cobalt (Co) | Balance |
Chromium (Cr) | 27.0 – 30.0 |
Molybdenum (Mo) | 5.0 – 7.0 |
Nickel (Ni) | ≤ 0.5 |
Iron (Fe) | ≤ 0.75 |
Manganese (Mn) | ≤ 1.0 |
Silicon (Si) | ≤ 1.0 |
Carbon (C) | 0.20 – 0.35 |
Nitrogen (N) | ≤ 0.25 |
📈 Mechanical Properties (As Cast / Heat Treated)
Property | Value |
---|---|
Tensile Strength | ≥ 655 MPa (typ. up to 900 MPa) |
Yield Strength (0.2%) | ≥ 450 MPa |
Elongation | ≥ 8% |
Hardness | 25–35 HRC (approx. 240–330 HB) |
⚙️ Physical Properties
Property | Value |
---|---|
Density | ~8.3 g/cm³ |
Melting Range | ~1350–1400°C |
Modulus of Elasticity | ~210 GPa |
Thermal Conductivity | 14–20 W/m·K |
Magnetic Property | Non-magnetic or weakly magnetic |
✅ Key Features
Excellent biocompatibility – safe for long-term implantation
Outstanding corrosion resistance – performs well in body fluids
High mechanical strength and wear resistance
Capable of withstanding heavy load and fatigue conditions
Available as precision investment castings, HIP components, or PM parts
🩻 Medical Applications
Total Hip and Knee Implants (Femoral Heads, Stems, Cups)
Dental Frameworks and Crowns
Trauma Plates and Screws
Custom orthopedic implants
🛠 Industrial Applications
High-load, corrosion-resistant parts
Valve seats, sleeves, and pump components (critical wear applications)
Extreme environment mechanical parts
🔧 Processing Options
Precision Investment Casting
Hot Isostatic Pressing (HIP)
Powder Metallurgy (PM)
CNC Machining (requires carbide tools and optimized feeds)
📦 Forms Available
Cast Parts (custom medical/industrial)
Machined Components
Powder for Additive Manufacturing (upon request)
🔍 Need Help Selecting F75?
We offer:
Custom machining and shaping
Material certification & test reports (EN10204 3.1)
Technical consultation for implant design or critical parts
📧 Contact us to discuss your project or request a quotation!