Aluminum Alloy Hexagonal Nuts Mechanical Nuts Custom CNC Milling Service For Medical
Aluminum alloy hexagonal mechanical nuts, offering CNC processing services for the medical field
Medical Applications of Hexagon Nuts
Surgical Implants & Orthopedic Fixation (Implantable)
- Orthopedic Internal Fixation System - Locking nuts for bone plates, hexagon nuts for spinal screw-rod systems, pin fixation nuts, hex buttons. Used for permanent or semi-permanent implantation for fracture reduction and spinal fusion. Materials: Ti-6Al-4V, 15-5 PH stainless steel, PEEK. Features: Biocompatibility, high strength, low modulus, non-magnetic, body fluid corrosion resistance.
- Dental Implants - Abutment hex locking nuts, prosthesis fixation nuts. Used for connecting implant to abutment or crown, bearing occlusal force. Materials: Pure titanium, Ti-6Al-4V, medical stainless steel. Features: High-precision threads, fatigue resistance, corrosion resistance, non-magnetic.
Life Support & Respiratory Equipment (Non-implantable)
- Ventilators & Anesthesia Machines - DISS standard hex nuts, connector lock nuts, gas module fasteners. Used for sealed connection for medical gases, internal component fixing. Materials: 316L stainless steel, brass, medical-grade polymers. Features: DISS anti-mismatch, reliable sealing, disinfection-resistant, MRI-compatible.
- Nebulizers & Infusion Pumps - Hex nuts for tubing and pump components. Used for sealing for d-rug delivery systems, structural fastening. Materials: 316L, PEEK, PPSU. Features: Acid and alkali resistance, high-temperature sterilization resistance, low precipitation, easy cleaning.
Medical Imaging Equipment (MRI / CT / DR)
- MRI Equipment - Fixing nuts for gradient coils, RF coils, and bed components. Used for structural fastening in strong magnetic fields. Materials: Brass, titanium alloy, non-magnetic stainless steel, PEEK. Features: Non-magnetic, high rigidity, vibration resistance, dimensional stability.
- CT & DR Equipment - Detector fixing nuts, gantry and table lock nuts, collimator adjustment nuts. Used for precise positioning of optical and electronic components. Materials: 316L, aluminum alloy, titanium alloy. Features: High precision, rigidity, long-term vibration resistance.
Surgical Instruments & Diagnostic Devices
- Surgical Instruments - Hinge nuts for forceps/scissors, laparoscopic instrument lock nuts. Used for joint locking, functional component fixation, repeated autoclaving. Materials: 316L, 420/440 stainless steel. Features: Repeated sterilization resistance, corrosion resistance, Ra ≤ 0.8 μm.
- Endoscopes & Ultrasound Equipment - Housing fixing nuts, probe connector lock nuts. Used for sealing and positioning of optical and electronic parts. Materials: 316L, titanium alloy, PEEK. Features: Waterproof, disinfection-resistant, low magnetic, high precision.
Rehabilitation & Nursing Equipment
- Rehabilitation Devices - Wheelchair and hospital bed adjustment nuts, orthosis fixation nuts. Used for structural connection, angle and height adjustment. Materials: 304/316L, high-strength aluminum alloy. Features: Wear resistance, corrosion resistance, easy adjustment.
- Nursing Equipment - Infusion stand and monitor fixing nuts, guardrail lock nuts. Used for assembly and positioning of mobile medical devices. Materials: 304, carbon steel with medical plating. Features: Easy cleaning, corrosion resistance.
Core Characteristics of Medical Hexagon Nuts
- Material Properties - Biocompatibility: ISO 10993 for implantable devices. Corrosion resistance: 316L, titanium alloy, PEEK preferred. Non‑magnetic / Low magnetic: Required for MRI/CT environments. High strength, fatigue resistance, stress corrosion resistance.
- Precision & Manufacturing - Thread precision: ISO 6g/6H or higher. Surface finish: Ra ≤ 0.8 μm, burr-free, no dead corners. Processes: Cold forming, CNC turning, thread rolling, vacuum heat treatment.
- Function & Compliance - Sealing and locking: Flanged or metal lock nuts for critical applications. Sterilization compatibility: Autoclave, EO, plasma sterilization. Traceability: UDI, batch coding, ISO 13485, CE MDR, FDA QSR.
Medical Standards for Hardware Export to Major Countries
European Union (EU)
- Core Regulation: MDR 2017/745
- QMS: ISO 13485
- Certification: CE marking
- Biocompatibility: ISO 10993
- Environment: RoHS 2.0, REACH
- Sterilization: ISO 11135, ISO 11137, ISO 17665
- Labeling: UDI, EUDAMED registration
United States (USA)
- Regulation: FDA 21 CFR Part 820 (QSR)
- Clearance: 510(k), PMA (high-risk), or general registration
- Material Standards: ASTM F899, ASTM F136, ASTM F2026
- Biocompatibility: ISO 10993 / FDA guidelines
- Labeling: UDI, FDA-compliant labeling
Japan (JP)
- Regulation: Pharmaceutical and Medical Devices Act
- Authority: PMDA registration
- Standards: JIS T series, ISO 13485, ISO 10993
- Environment: Japan RoHS
- Documentation: Japanese labeling and IFU
China (CN)
- Regulation: Medical Device Supervision Regulations
- QMS: YY/T 0287 (ISO 13485)
- Approval: NMPA registration (Class I: filing; II, III: registration)
- Biocompatibility: GB/T 16886 (ISO 10993)
- Labeling: UDI, Chinese labels and manuals
Other Major Markets
- Canada: Health Canada, CMDCAS, ISO 13485
- Australia: TGA registration, ISO 13485
- South Korea: MFDS, KC certification
- Brazil: ANVISA, INMETRO
Export Compliance Checklist for Medical Hex Nuts
- Quality system: ISO 13485
- Market certification: CE, FDA, PMDA, NMPA, etc.
- Material reports: Material certificate, RoHS, REACH
- Biocompatibility: ISO 10993 test report (implantable)
- Performance tests: Tensile, torque, fatigue, salt spray, disinfection resistance
- Surface quality: Ra ≤ 0.8 μm, clean, pyrogen control
- Technical files: Design history, risk analysis (ISO 14971), sterilization validation
- Traceability: UDI, batch records, labeling
Material Selection Guide for Medical Applications
| Application |
Recommended Material |
Key Standard |
Key Requirements |
| Orthopedic Implants |
Ti-6Al-4V, 15-5 PH, PEEK |
ASTM F136, ASTM F899, ISO 10993 |
Biocompatible, non-magnetic, high strength |
| MRI Equipment |
Brass, Ti-alloy, non-magnetic SS |
ASTM F136 |
Non-magnetic, vibration-resistant |
| Ventilator / Anesthesia |
316L, brass, polymers |
ISO 5356, ISO 10993 |
Sealing, disinfection-resistant, MRI-safe |
| Surgical Instruments |
316L, 420/440 |
ISO 7153, ISO 10993 |
Autoclavable, Ra ≤ 0.8 μm |
| Rehabilitation & Care |
304/316L, Al alloy |
ISO 13485, RoHS |
Corrosion-resistant, easy cleaning |
We have introduced advanced equipment and technology from Japan and Germany (CNC 5-axis and 6-axis machines) to better serve our customers' needs.
Our maximum processing outer diameter is 60, and the minimum control tolerance is 0.001. We have Japanese CNC Tsugami, CNC Citizen, multi-station cold extrusion forming machines, 500T press machines, casting equipment, and various process equipment, which can effectively provide customers with the best technical solutions.
Our company has a total of 300 employees, including 20 technicians, 10 engineers, and 15 quality control personnel. We have over 300 pieces of equipment.
Our company implements 8S management and has passed ISO9001 and TS16949 automotive certifications.
Our customers include bo-sch, Foxconn, Motors, Husqvarna, Shimano, NVIDIA, DJI Drones, Siegenia, and Cater-pillar.
OUR CAPACITY
Main product names: Stainless steel screws, carbon steel screws, pins, rivets, nuts, eccentric nails, embedded parts, and other fasteners.
Business Type: Factory / Manufacturer
Service: CNC Machining, Turning and Milling, CNC Turning, Cold heading, stamping, Assembly Service
Material:
- Aluminum: AL 6061-T6, 6063, 7075-T etc
- Stainless steel: 303,304,304L,316L,316F,630,410,420,430, etc
- Steel: 4140, Q235, Q345B,20#,45# 1215,12L14 ,1144,1006,1008,1010,1015,1018 ,10B21,1035,1065 etc.
- Alloy steel: 5140,4135,4140,3435,5120,415 ,435,440 etc
- Titanium: TA1,TA2/GR2, TA4/GR5, TC4, TC18 etc
- Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90),C27000,C51900,C11000,C3604,H62,H65 etc
- Copper, bronze, Magnesium alloy, Delrin, POM, Acrylic, PC, etc.
Finish: Sandblasting, Anodize color, Blackenning, Zinc/Nickl Plating, Polish, Power coating, Passivation PVD, Titanium Plating, Electrogalvanizing, electroplating chromium, electrophoresis, QPQ(Quench-Polish-Quench), Electro Polishing, Chrome Plating, Knurl, Laser etch Logo, etc.
Drawing format: STEP, STP, GIS, CAD, PDF, DWG, DXF etc or samples.
Tolerance: +/-0.01mm ~ +/-0.05mm
Surface roughness: Ra 0.1~3.2
Inspection: Complete inspection lab with Micrometer, Optical Comparator, Caliper Vernier, CMM Depth Caliper Vernier, Universal Protractor, Clock Gauge, Internal Centigrade Gauge
