Pozi Recess Flat Head Carbon Steel Chipboard Screws for Plastic 6.8 Grade
Pozi Recess Flat Head Carbon Steel Chipboard Screws with Sharp Point and coarse threads , be used to plastic board or chipboard board or wood pieces .
Material : ANSI 1018
Case Hardness : HV500
Core Hardness : HV400
Carburizing depth : min 0.01 mm
Finishing : Yellow Zinc
Specification
Generally , the specifications for chipboard screws involve 2.5 to 6.0 ( thread diameter ) and max length is up to 80 .
| d | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 6 |
| K | 1.4 | 1.8 | 2 | 2.35 | 2.55 | 2.85 | 3.35 |
| dk | 5 | 6 | 7 | 8 | 9 | 10 | 12 |
| P | 1.1 | 1.35 | 1.6 | 1.8 | 2 | 2.2 | 2.6 |
Note : “ L “ length is dependable for the sizes of material ,but min length is 5 mm .
Material
Chipboard screws are made from carbon steel and stainless steel for the most applications . carbon steel is for common light load application and stainless steel is for heavy duty load .
Stainless steel : SUS 201 , SUS303 , SUS 304 ,SUS 316 , SUS 416 ,SUS 430 and SUS 420 .
Carbon steel : 1008 , 1010 , 1018 , 1022 , 1035 , 1045 .
Finish
Chipboard screws are plated in different finishing to protect body is not been rusted by damp surroundings and bad weather and keep surface brightness .
| Finishing | Charicteristic |
| Zinc | Various color can be choosed and perfect on anti-corrosion |
| Nickel | Make the surface of the screws more bright and hardened and the performance of screws will be improved |
| Polish | Improving the brightness of surface but is inferior is not as zinc in anti-corrosion |
| Tin | it is very perfect to be anti-rust , and widely used to components |
| Brass | It is usually used with Nickel for more good anti-corrrosion. |
| Dacromet | Is used for screws with big sizes and can stop screws to be rusted long time even under bad surroundings . |
Note
The most chipboard screws are plated in yellow zinc .
We take inspection into practice from material to shipment . Exceeding 10 years experience on fastener field , our automatic machines can control tolerance to 0.05 mm and pass rate is up to 99% normally ,
Our packages are assorted and strong , we can arrange special packages according to your requirements , all Packed in Seaworthy or airworthy for Export .
Applications
Chipboard screws are used for wooden parts like various household furniture , official furniture and wooden pieces on building .
Competitive Advantage
※ Top quality with cheap price
※ Strict dimensions control and high precision
※ All Screws are eco-friendly
※ Quick delivery
※ Perfect sales-after service
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Pozi Recess Flat Head Carbon Steel Chipboard Screws for Plastic 6.8 Grade Images
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