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Brass Metric Male Female Threaded Hex Standoffs for PCB Connection M4 x 20mm
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Brand Name:VDL
Model Number:BHS0420
Certification:ISO
Price:Negotiation
Payment Terms:L/C, T/T, Western Union, Paypal
Supply Ability:200 , 000 pcs per month
Delivery Time:30 days
Company Data
Verified Supplier
Contact Person
David
Business Type:
Manufacturer Exporter Trading Company Seller
Officials:
NO.12 HUANGHE RD ,HUANGJINAG , DONGGUAN, GD,CHINA
Quality:
Quality Certifitation Available
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Product Details
Company Profile
Product Details
Brass Metric Male Female Threaded Hex Standoffs for PCB Connection M4 x 20mm
Brass hex spacer are also called hex standoff that is used to PC board connection , hex spacer with male threads and female threads both thread lengths are equal and same specification . Brass hex spacer is often plated nickel for improving resistant wear .
Features
1 , Electric conduction
2 , Smooth surface without burrs
3 , Harden nickel plated surface
4 , Accurate dimensions
| Size | A | L | C | B |
| M4X20 | 5.5 | 20 | 4 | 6 |
More sizes of hex spacers for your choices
| Size | A | L | C | B |
| M3X6 | 5.5 | 6 | 3 | 6 |
| M3X8 | 5.5 | 8 | 3 | 6 |
| M3X10 | 5.5 | 10 | 3 | 6 |
| M3X12.7 | 5.5 | 12.7 | 3 | 6 |
| M3X15 | 5.5 | 15 | 3 | 6 |
| M3X18 | 5.5 | 18 | 3 | 6 |
| M3X20 | 5.5 | 20 | 3 | 6 |
| M3X22 | 5.5 | 22 | 3 | 6 |
| M3X25 | 5.5 | 25 | 3 | 6 |
| M3X30 | 5.5 | 30 | 3 | 6 |
| M4X25 | 7 | 25 | 4 | 6 |
Application
Brass hex spacer is used to computer and PCB etc .
Finish
Brass Hex spacer is plated nickel with eco-friendly .
| Finish | Nickel |
| Standard | RoHS ( 2002/95-EC ) |
| Thickness | 3 um |
| Color | grey |
There are more finish for brass hex spacer for other purposes .
| Finish | Colors | Thickness | Charicteristic |
| Zinc | Blue ,White ,Black ,Yellow | 5-107μm | Bright and smooth surface ,corrosion resistance |
| Tin | Silver | 0.13～1.27μm | Good ductility ,corrosion resistance ,lower melting point ,eco-friendly ,brightness |
| Chrome | Silver white | 0．25～0．5μm | Harden surface ,Bright surface ,Heat resistance ,Wear resistance Corrosion resistance and eco-friendly |
Material
Hex spacer is made from brass
Chemical elements
| Cu | Zn | Pb | Fe | P | Sb | Bi | Alt |
| 62.5 | balance | 0.08 | 0.15 | 0.01 | 0.005 | 0.002 | 0.5 |
Physical performance
| Tensile strength σb (MPa) | 370 |
| Yield Strength σs (MPa) | 160 |
| Elongation δ5 (%) | 15 |
| Reduction of area ψ (%) | 66 |
| Density g/cm3) | 8.5 |
| Fusing point(℃) | 906 |
| Specific heat capacity(0~100℃,KJ·kg-1K-1) | 0.083 |
| Heat conductivity(W·m-1·K-1) | 116 |
| Resistivity(20℃,10-6Ω·m) | 0.071 |
Our advantages
★ Cheap prices with best quality
★ Small MOQ accepted
★ Quick delivery
★ Specifications assorted
★ Various materials for vast demands
★ Skillful workers with much experience
Company Profile
VEDALI HARDWARE CO., LTD
With many years reputation in hardware filed , VEDALI HARDWARE CO., LTD has entered hardware filed and gained much development in these years , we have over 100 employees and 20 engineers on researching and development , and several branches that are specialized in different hardware for vast demands .
Our product range covers Fasteners ( Screws , Bolts , Nuts , Rivets , Washers , Pins ) , Stamping Parts , Machined Parts , Plastic Injection Molded Parts Which are made of or from different materials for every field in industry , Agriculture and Service . We own advanced process machines and experienced skilled workers to ensure products are manufactured in high quality . We are able to proceed special designs for new projects and provide good solutions to difficult problems during operations , and OEM services are available for us as well .
We carry out ISO management system for our normal managements and put more good management styles based on hommization , efficiency , technicalization according to our actual situations . Our products are sold to the most countries or areas in the world and serve many fields , welcome you to send enquiries to us and looking forward to cooperation .
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