Premium medical grade Inconel 718 bar owns good biocompatibility, high precision and corrosion resistance, ideal for producing safe and durable medical devices and clinical components.
| Item | Details |
|---|---|
| Product Brief Introduction | Inconel 718 bar is a medical-grade nickel-based superalloy, featuring high biocompatibility, corrosion resistance and precision, specially used for manufacturing high-end medical equipment components, fully meeting the strict safety and hygiene requirements of the healthcare industry. |
| Core Selling Points | 1. Excellent biocompatibility: Non-toxic, non-irritating, no adverse reaction with human tissues and body fluids, safe for long-term contact with the human body;
2. Superior corrosion resistance: Resist corrosion of medical disinfectants, body fluids (blood, tissue fluid) and medical reagents, avoiding material degradation and contamination; 3. High dimensional precision: Strictly controlled tolerances, meeting the ultra-precise assembly requirements of medical equipment, ensuring stable operation of instruments; 4. High mechanical strength and wear resistance: Suitable for manufacturing load-bearing and wearable medical parts, durable and not easy to deform; 5. Good machinability: Easy to process into small, complex-shaped medical components (such as instrument shafts, surgical tools), ensuring processing accuracy; 6. Hygienic and easy to clean: Smooth surface, no dead corners, easy to sterilize (high temperature, high pressure, chemical disinfection), complying with medical hygiene standards; 7. Stable batch performance: Uniform chemical composition and mechanical properties, ensuring consistency of medical equipment parts, avoiding performance differences affecting use safety. |
| Standards | 1. International Medical Standards: ASTM B637 (Medical-Grade Nickel Alloy Bars), ISO 13485 (Medical Device Quality Management System), ASTM F138 (Biocompatible Alloy Standards);
2. Quality System Certification: ISO 9001, ISO 13485, ensuring compliance with global medical equipment quality and safety requirements; 3. Testing Standards: ASTM E8 (Tensile Testing), ASTM E23 (Impact Testing), biocompatibility testing (cytotoxicity, sensitization, hemolysis), ensuring product safety and reliability. |
| Material Grade | 1. Main Grade: Inconel 718 (Medical Grade);
2. International Designations: UNS N07718 (American Medical Standard), W.Nr. 2.4668 (German Medical Standard), EN 2.4668 (European Medical Standard); 3. Equivalent Grades: GB GH4169 (Chinese Medical Standard), JIS NW7718 (Japanese Medical Standard), fully compatible with global medical equipment manufacturing standards. |
| Chemical Composition (Weight %) | 1. Nickel (Ni): 50.00 – 55.00;
2. Chromium (Cr): 17.00 – 21.00; 3. Iron (Fe): 14.00 – 18.00; 4. Molybdenum (Mo): 2.80 – 3.30; 5. Niobium (Nb): 4.75 – 5.50; 6. Titanium (Ti): 0.65 – 1.15; 7. Aluminum (Al): 0.20 – 0.80; 8. Carbon (C): ≤0.08; 9. Manganese (Mn): ≤0.35; 10. Silicon (Si): ≤0.35; 11. Phosphorus (P): ≤0.015; 12. Sulfur (S): ≤0.015; 13. Copper (Cu): ≤0.30. |
| Mechanical Properties (Medical-Grade Annealed State) | 1. Tensile Strength: ≥1240 MPa;
2. 0.2% Yield Strength: ≥860 MPa; 3. Elongation (δ5): ≥15%; 4. Reduction of Area (ψ): ≥30%; 5. Hardness (HB): 300 – 380; 6. Impact Toughness (Akv, Room Temperature): ≥60 J; 7. Wear Resistance: Excellent, suitable for long-term repeated use of medical instruments; 8. Thermal Stability: Stable performance under high-temperature sterilization conditions (121℃, high pressure), no performance attenuation. |
| Dimensional Tolerance (Medical-Grade Precision) | 1. Diameter Tolerance: Precision Grade (≤20mm): ±0.01mm; Ordinary Grade (20-50mm): ±0.015mm, ensuring ultra-precise fit with medical equipment components;
2. Length Tolerance: Fixed Length (0.5m-3m): ±0.1mm/m, maximum full-length tolerance ≤0.5mm; customizable length (minimum 0.1m), meeting small medical parts processing needs; 3. Straightness: ≤0.1mm/m, full-length straightness error ≤0.3mm/3m, avoiding processing deformation of small precision parts; 4. Roundness: ≤0.008mm (diameter ≤20mm); ≤0.01mm (diameter 20-50mm), ensuring uniform diameter and stable processing performance; 5. Surface Finish: Ra ≤0.4μm, mirror-polished optional, no scratches, no burrs, no oxide scale, complying with medical hygiene requirements. |
| Why the Healthcare and Medical Industry Uses This Material | 1. Biocompatibility meets medical requirements: The material is non-toxic, non-irritating, and does not react with human body fluids, which is the core requirement for medical equipment materials;
2. Corrosion resistance adapts to medical environment: It can resist the corrosion of medical disinfectants (alcohol, hydrogen peroxide), body fluids and medical reagents, avoiding material rust and contamination of medical equipment; 3. High precision meets medical instrument requirements: Medical equipment (especially minimally invasive instruments) has ultra-strict requirements on component precision, and the high dimensional precision of this material can ensure the accuracy and stability of instruments; 4. High strength and wear resistance: Suitable for manufacturing load-bearing, wearable and reusable medical parts (such as surgical forceps, instrument shafts), durable and reducing replacement frequency; 5. Hygienic and easy to sterilize: Smooth surface, easy to clean and sterilize, avoiding bacterial growth, complying with medical hygiene standards; 6. Compliance with medical standards: It fully meets international medical material standards and biocompatibility requirements, can pass medical equipment certification, and ensures the safety of clinical use. |
| Applicable Working Conditions in the Healthcare and Medical Industry | 1. Surgical Instruments: Minimally invasive surgical instruments (laparoscopic, endoscopic instruments), surgical forceps, scissors, instrument shafts (working in human body or contact with body fluids);
2. Medical Devices: Medical imaging equipment (CT, MRI) components, diagnostic instrument parts, monitoring equipment connectors (stable performance, no interference with imaging); 3. Implantable Medical Parts: Temporary implantable components (surgical stents, fixation pins), auxiliary implant accessories (biocompatible, non-toxic); 4. Laboratory Equipment: Laboratory test tube holders, reagent delivery components, precision measuring instruments (resisting chemical reagent corrosion, high precision); 5. Sterilization Equipment: Sterilizer baskets, high-temperature sterilization accessories (resisting high-temperature, high-pressure and disinfectant corrosion); 6. Rehabilitation Equipment: Wearable rehabilitation aids, prosthetic components (high strength, durable, biocompatible, comfortable to wear). |
| Corresponding User Needs in the Healthcare and Medical Industry | 1. Safety and Hygiene Demand: Medical equipment manufacturers need materials that are non-toxic, biocompatible and easy to sterilize, ensuring clinical use safety and compliance with medical hygiene standards;
2. High Precision Demand: Medical instruments (especially minimally invasive) require ultra-precise components, and the high dimensional precision of the product can meet the assembly and use requirements of instruments; 3. Durability Demand: Medical equipment and instruments need long service life, and the high strength and wear resistance of the product can reduce replacement frequency and maintenance costs; 4. Biocompatibility Demand: Materials in contact with the human body must be non-irritating, non-toxic, and the product’s excellent biocompatibility can avoid adverse reactions in patients; 5. Standard Compliance Demand: The product meets international medical standards and certifications, ensuring that medical equipment can pass market access and clinical acceptance; 6. Customization Demand: Medical parts have various shapes and sizes, and the product supports customized processing to meet the design needs of different medical equipment. |
| Common Related Products in the Healthcare and Medical Industry | 1. Inconel 718 Medical Forgings: Used to manufacture large medical equipment components (imaging equipment brackets, sterilizer casings);
2. Inconel 718 Medical Welding Wire: Used for welding medical components, ensuring welding strength and biocompatibility, no toxic substances; 3. Inconel 718 Medical Tube: Used for medical catheters, endoscope pipelines (high precision, corrosion resistance, biocompatible); 4. Inconel 718 Medical Sheet/Plate: Used for medical equipment casings, laboratory instrument panels (hygienic, easy to clean); 5. Inconel 718 Medical Fasteners: High-precision bolts, screws for medical equipment assembly (corrosion resistance, no loose, safe and reliable); 6. Inconel 718 Precision Machined Medical Parts: Finished parts (surgical instrument heads, instrument shafts, implant accessories) directly processed from the bar, can be directly assembled and used. |
| Supplementary Information (For Medical Equipment Manufacturers) | 1. Medical-Grade Certifications & Reports: Provide ISO 13485 certification, material test report (MTR), biocompatibility test report (cytotoxicity, sensitization), mechanical performance test report, meeting medical equipment acceptance requirements;
2. Machining Guidance: Provide professional medical-grade machining parameters (precision cutting, polishing), help manufacturers process small, complex medical parts, ensure processing accuracy; 3. Material Traceability: Establish a full-process traceability system, from raw material procurement to finished product delivery, complete records, queryable and verifiable, meeting medical industry quality traceability requirements; 4. Hygienic Packaging: Adopt medical-grade anti-corrosion, dust-proof packaging, avoid contamination during transportation, ensure product hygiene; 5. Technical Support: Provide professional medical material technical guidance, solve problems in processing, welding and assembly, assist in optimizing medical parts design; 6. Customization Service: Support customized size, surface treatment (mirror polishing), and small-batch production, meet the personalized needs of medical equipment manufacturers. |