Inconel 718 is a premium precipitation-hardening nickel-based superalloy. It features high mechanical strength, outstanding biocompatibility, excellent corrosion resistance and stable performance after repeated high-temperature disinfection. It is non-toxic, rust-proof and easy for precision machining, fully complying with medical industry hygiene and safety regulations. Widely used to produce surgical implants, medical instruments and high-end medical equipment core parts.
Dimensional Tolerance
| Specification |
Tolerance Requirement |
| Outer Diameter |
Strict medical precision tolerance |
| Wall Thickness |
Ultra-precise size control |
| Length |
Custom fixed length available |
| Surface Finish |
Medical grade smooth polishing, no burr |
| Precision |
Meet medical miniature parts processing standard |
Why Medical Industry Choose Inconel 718
| Advantage |
Application Reason |
| Good Biocompatibility |
Harmless to human tissues, no rejection reaction |
| Disinfection Resistance |
Keep stable after high temperature steam and chemical disinfection |
| Body Fluid Corrosion Resistance |
Resist blood, lymph and various body fluid erosion |
| Non-magnetic Performance |
No influence on medical imaging inspection equipment |
| High Mechanical Toughness |
Bear human body load and long-term use pressure |
| Easy Sterilization |
Simple cleaning and disinfection, meet hospital hygiene standards |
Applicable Working Conditions
| Application Scope |
Actual Working Condition |
| Orthopedic Implants |
Long-term implantation inside human body, bearing joint pressure |
| Surgical Medical Tools |
Repeated high temperature disinfection and frequent use |
| Medical Precision Devices |
Clean room sterile environment, high precision assembly |
| Diagnostic Equipment Parts |
Non-magnetic environment such as MRI examination room |
| Dental Medical Components |
Oral moist environment, long-term stable wearing condition |
Core User Demands in Medical Industry
| User Demand |
Specific Requirement |
| Medical Safety |
Reach medical implant grade safety standard |
| Hygienic Performance |
Smooth surface, easy cleaning and bacteria prevention |
| Stable Physical Property |
No fatigue fracture after long-term service |
| Miniature Customization |
Support tiny size and special-shaped part production |
| Strict Quality Inspection |
Provide medical grade purity and safety test report |
| Sterilization Adaptability |
Not soften or deform after repeated high temperature treatment |
Common Medical Industry Related Products
| Product Type |
Practical Application |
| Inconel 718 Precision Bar |
Orthopedic screw, bone nail, dental implant base |
| Inconel 718 Fine Tube |
Medical infusion precision tube, minimally invasive surgical catheter |
| Inconel 718 Polished Sheet |
Medical equipment sealing plate, surgical auxiliary accessories |
| Medical Fasteners |
Medical equipment fixed bolts, implant connecting parts |
| Medical Forged Parts |
Joint prosthesis core components, rehabilitation equipment parts |
Mechanical Properties
| Performance Index |
Standard Value |
| Tensile Strength |
≥1275 MPa |
| Yield Strength |
≥1035 MPa |
| Elongation |
≥12% |
| Hardness |
≤44 HRC |
| Non-magnetic Feature |
Fully non-magnetic, no magnetic interference |
Basic Information
| Item |
Details |
| Material Grade |
Inconel 718, UNS N07718, W.Nr.2.4668 |
| Main Standards |
ASTM B637, ASTM F606, ISO 5832, AMS 5662 |
| Common Status |
Solution treated, aging hardened, medical polished finish |
Packaging
We adopt export-standard packaging, including wooden cases, bundling packaging, plastic end caps and waterproof films to ensure safe transportation.
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