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{"title":"Biocompatible Nitinol Flat Wire with Shape Memory for Medical Use in Orthopedic","imgUrl":"https:\/\/img.chinax.com\/nimg\/be\/62\/e13cbf644d955c5f11d278ebc457-200x200-1\/biocompatible_nitinol_flat_wire_with_shape_memory_for_medical_use_in_orthopedic_fixation_devices.jpg","attrs":{"Model Number":"nitinol","application":"medical use application","Packing":"neutral packing","Certification":"ISO 9001:2008"}}
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Nitinol Tube High Temperature Resistant Shape Memory Tubing for Satellite Thermal Actuator & Aerospace Sensing Pipeline
1.Product Description
Processed via low-inclusion vacuum smelting and thick-wall precision drawing, this heavy-duty nitinol tube balances high tensile strength and stable shape memory performance under drastic temperature swings from deep space cryogenic conditions to engine high-heat zones. Dense uniform alloy microstructure avoids fatigue crack propagation after millions of thermal expansion-contraction cycles. Natural passivation layer delivers anti-corrosion capacity against aviation fuel, atmospheric moisture and space atomic oxygen erosion. Adjustable strain recovery range and customizable transformation points satisfy lightweight aerospace actuator and industrial high-precision fluid pipeline design demands. Versatile wall thickness options support both micro sensing capillaries and thick-load-bearing structural tubes for engineering projects across Southeast Asia and Middle Eastern aerospace sectors.
2.Full Calibrated Parameter Table
Test Category
Standard Spec Value
Supplementary Industry Remarks
Chemical Composition (wt%)
Ni: 54.5–57.0, Ti: Balance; C ≤0.005, Fe ≤0.025, O+N ≤0.05, H ≤0.002, Co/Cu/Cr ≤0.005
VIM-VAR medical clean melt grade
Ultimate Tensile Strength
≥1070 MPa (155 ksi)
Annealed delivery state
Minimum Fracture Elongation
≥10%
Room temperature tensile testing
Max Permanent Set after 6% Strain
≤0.3%
Critical for long-term implant stability
Recoverable Superelastic Strain
6–8%
Room-temperature superelastic variant
Austenite Finish Temp (Af)
-10℃ ~ +15℃
Custom heat treatment for tailored transformation
Alloy Density
6.5 g/cm³
Core physical density of NiTi alloy
Melting Temperature
1310 ℃
High thermal stability for aerospace use
Standard Outer Diameter Range
0.15mm – 12mm
Micro hypotube to structural tubing
Standard Wall Thickness
0.02mm – 1.0mm
Tolerance ±0.005mm for precision machining
Mandatory Executive Standards
ASTM F2063, ISO 10993, ISO 13485
Biomedical & aerospace global regulatory benchmarks
Available Surface Finishes
Electropolished, Passivated, Bright Drawn
Low-friction biocompatible surfaces
3. Advantage
Outstanding thermal cycle fatigue resistance, maintains structural integrity under repeated extreme hot-cold alternating aerospace working conditions
Natural anti-oxidation alloy surface resists atomic oxygen and aviation chemical medium erosion without extra protective coating
Wide customizable wall thickness spectrum covers miniature sensing capillaries and heavy load-bearing structural alloy pipelines
Consistent mechanical stability under low vacuum and high-pressure environments for satellite and aircraft on-orbit long-term service
Compliant cross-industry global standards support dual deployment in aerospace hardware and industrial precision fluid delivery assemblies
4. Application
This precision nitinol tube acts as the foundational raw tubing for Class II & III permanent and temporary implantable medical hardware, including self-expanding vascular stents, neuro interventional hypotubes, transcatheter valve frames, orthodontic shaping components and endoscopic catheter shafts. Beyond clinical sectors, it serves lightweight aerospace thermal actuators, miniature thermal sensing pipelines and industrial shape-memory drive structures. Medical device R&D labs, interventional surgery equipment developers and aerospace precision engineering facilities across global regions rely on this alloy tubing for minimally invasive clinical treatment and lightweight mechanical assembly.
5. FAQ
Q1: Can nitinol tube keep stable shape memory property under space cryogenic environments?
A: Custom low Af transformation grades maintain reversible shape recovery under minus 100℃ cryogenic space ambient without permanent structural deformation.
Q2: Is this alloy tubing resistant to aviation fuel and exhaust gas corrosion?
A: The native titanium oxide passivation film provides stable barrier protection against hydrocarbon aviation fuels and high-temperature exhaust chemical erosion.
Q3: What wall thickness specifications suit aerospace load-bearing pipeline designs?
A: Thick wall options ranging from 0.3mm to 1.0mm deliver enhanced compressive strength for aircraft and satellite structural pipeline frameworks.
Q4: Does this nitinol alloy meet international aerospace material certification benchmarks?
A: All raw tubing complies with ASTM F2063 and cross-referenced aerospace alloy evaluation criteria for global aviation component deployment.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2002
Total Annual:
20000000-80000000
Employee Number:
50~500
Ecer Certification：
Verified Supplier
Wuxi Nickel New Material Co., Ltd. (Wuxi NikTech) is a high-tech enterprise integrating the production, manufacturing, and research & development of specialty alloy materials. Located in Wuxi, Jiangsu Province, the company specializes in precision alloys, titanium alloys, high-temperature alloys... Wuxi Nickel New Material Co., Ltd. (Wuxi NikTech) is a high-tech enterprise integrating the production, manufacturing, and research & development of specialty alloy materials. Located in Wuxi, Jiangsu Province, the company specializes in precision alloys, titanium alloys, high-temperature alloys...
