CNC Machined Medical Needle Pin 75mm Stainless Steel With Threaded End
CNC Machined Medical Needle Pin 75mm Stainless Steel With Threaded End
Sharp point medical needle pin is made of environment-friendly stainless steel material with polished surface , needle pin is machined by CNC to ensure high tolerances requests .
The head for machined needle pin part is a standard thread section that is screwed into object and fixing needle pin , you can lock or unlock pin from it . the end point of machined needle pin Is very sharp that is specially designed for medical operation .
Material for machined needle pin part
In order to keep burrs free and control high tolerances , machined needle pin part is made of stainless steel 303 that without magnet for medical equipment .
| Fusing point(℃) | 1290~1368 |
| Specific heat capacity(0~100C,KJ·kg-1K-1) | 0.5 |
| Heat conductivity(W·m-1·K-1) | (100℃)15.5 |
| Resistivity(20,10-6Ω·m) | 0.73 |
Physical performance for needle pin
| Tensile strength σb (MPa) | 550 |
| Yield Strength σs (MPa) | 210 |
| Elongation δ5 (%) | 50 |
| Reduction of area ψ (%) | 55 |
| Density g/cm3) | 7.98 |
Mechanical properties for needle pin
The specification for machined needle pin is very strict the tolerance is +/-0.01 for normal sizes and 0.005mm for key sizes .
| Full length | 80 |
| Thread length | 10 |
| Thread diameter | M3 |
| Needle pin length | 70 |
| Needle pin diameter | 3.6 |
Unit : mm
Finish for machined needle pin part
Generally , stainless steel needle pin is polished and grinded for strict tolerance and sizes , the surface of needle pin will be more smooth and further corrosion resistance after polished .
| Polishing | Grey | 0.1mm ( reference ) | Improving brightness of surface |
Tolerance for machined needle pin part
General tolerances for machined needle pin part is +/- 0.01 to 0.1 with grade f or m , for unspecified tolerance will be referred to ISO 2768-m related description .
| Normal Size | Tolerance level | |
| IT7 | ||
| FM | TO | um |
| – | 3 | 10 |
| 3 | 6 | 12 |
| 6 | 10 | 15 |
| 10 | 18 | 18 |
| 18 | 30 | 21 |
| 30 | 50 | 25 |
| 50 | 80 | 30 |
| 80 | 120 | 35 |
| 120 | 180 | 40 |
| 180 | 250 | 46 |
| 250 | 315 | 52 |
| 315 | 400 | 57 |
| 400 | 500 | 63 |
Unit : mm
Packing for machined needle pin part
Normally , we packed machined needle pin part in single small poly bag for each piece and certain quantities of pieces to one bag . we accept customized packing as well .
Shipment for machined pin part
1 , For small quantity order , we normally help customers to choose normal expresses shipment like DHL ,FEDEX etc .
2 , Air shipment or sea shipment for bigger orders , the weight of goods are generally over 100 kgs .
Our advantages for machined needle pin part
◆ Quick delivery for any order with quantities
◆ Cheap price for both benefits
◆ Best quality for security and long service
◆ Small quantity for long cooperation
◆ Full experience over 10 years
◆ Good service for any one
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.