
carbon steel Metal Sharp Point Zinc Plated Countersunk Self Tapping Screws
1. Product Description
Chipboard Screws, with countersunk head, pozi drive and sharp point.Chipboard screw through a heat treatment process for power tools to install the product, is mainly used for wood panels, wooden boards and steel sheet and the connection between the fastening.
Chipboard screws are often used for cabinetry and for flooring, and can be found in most large hardware stores. Specialty sized screws or screws made from uncommon materials can be purchased directly from suppliers. Depending on the size and material, prices for screws range from around $5 to $10 USD for a pack of 50, although screws may be purchased in bulk for discounted prices. In general no special chipboard tools are needed to set the screws.
ANSI/ASME B18.6.4—Thread Forming And Thread Cutting Tapping Screws
And Metallic Drive Screws (Inch Series)
SAE J933—Mechanical and Quality Requirements For Tapping Screws
SAE J81—Thread Rolling Screws
SAE J1237—Metric Thread Rolling Screws
SAE J78—Steel Self-Drilling Tapping Screws
FIP 1000—Tapping Screws Performance Specifications
DIN 7500—Thread Rolling Screws For ISO Metric Screws Thread
DIN 7504—Self-Drilling Tapping Screws Dimensions,Requirements And
Testing
ISO 2702—Heat-Treated Steel Tapping Mechanical Properties
JIS B1055—Mechanical Properties For Heat-Treated Steel and
Stainless Tapping Screws
2. Specification
Size | dk (max) | k |
3.0 (#4) | 6 | 1.5 |
3.5 (#6) | 7 | 1.75 |
4.0 (#8) | 8 | 2 |
4.5 (#9) | 9 | 2.25 |
3. Application
Chipboard screw used for non-metal or soft metal, do not hit the
bottom hole and tapping. In other words: drill hole without tap
holes, with screws and general different, head for the sharp, tooth
pitch is relatively large, and a bit like wire tapping without
crumbs, you can not tap directly into the rotation, metal and
plastic typically use this method.
Chipboard screw mainly used for some thin plate member is connected
to the fixed, such as color plate color plate and connected, color
steel and purlins, wall beams connected, with its ability to
penetrate a generally not more than 6mm, the maximum does not
exceed 12mm. Fiberboard nail often exposed outdoors, itself has a
strong corrosion resistance; a rubber gasket to ensure screws at
the water impermeable and has good corrosion resistance.
4. Advantages
As a family owned business, our goal has always been to provide customers with unmatched personalized service and support. Knowledge gained as both an applicator and a chemical manufacturer gives us extra insight and control over how to meet even the toughest requirements. Our processing divisions deal directly with regional customers and pride themselves on their quality and delivery.
5. More pictures