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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