DIN7971 Stainless Steel Slotted Pan Head Tapping Screws Supplier In China
Ningbo Teng Qi Fasteners Co., Ltd. is a professional supplier of DIN7971 Stainless Steel Slotted Pan Head Tapping Screws. We specialize in manufacturing high-quality fasteners using premium 304 and 316 stainless steel, processed through cold heading techniques to ensure precise dimensions, go/no-go gauge standards, and optimal surface finishes. Utilize specialized cold heading, slotting, and threading equipment to produce screws that meet high-quality standards and can be tailored to meet our customers’ specific requirements. Our dedication to quality control ensures that every product undergoes rigorous testing to meet international specifications.
We export our products to multiple countries across Europe and North America, offering competitive pricing while maintaining strict quality assurance. Our fasteners are trusted in various industries, including electronics, automotive, machinery, construction, and furniture manufacturing.
At Ningbo Teng Qi Fasteners, we are committed to delivering reliable, high-performance screws that provide secure fastening solutions. Our experienced team works closely with customers to provide both standard and custom solutions that meet the demands of their projects. Whether you’re looking for high-quality fasteners for large-scale industrial use or specialized screws for unique applications, we are your trusted partner.
Specification:
The specification of DIN7971 stainless steel slotted pan head tapping screws include the following details:
| Product name | DIN7971 Stainless Steel Slotted Pan Head Tapping Screws |
|---|---|
| Thread Diameter: | ST2.2 ST2.9 ST3.5 ST3.9 ST4.2 ST4.8 ST5.5 ST6.3 |
| Material: | SS304 SS316 |
| Surface Treatment | Plain/Nylok Patch/Thread Locking(3M, Loctite，Precote) |
| Packaging: | Boxes/cartons into wooden pallets |
| MOQ: | 500kg/Size |
Dimension Chart of DIN7971 Stainless Steel Slotted Pan Head Tapping Screws:
| Thread Diameter | ST2.2 | ST2.9 | ST3.5 | ST3.9 | ST4.2 | ST4.8 | ST5.5 | ST6.3 |
| P | 0.8 | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 |
| a max | 0.8 | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 |
| dk max | 4.2 | 5.6 | 6.9 | 7.5 | 8.2 | 9.5 | 10.8 | 12.5 |
| dk min | 3.9 | 5.3 | 6.9 | 7.14 | 7.84 | 9.14 | 10.37 | 12.07 |
| k max | 1.35 | 1.75 | 2.1 | 2.25 | 2.45 | 2.8 | 3.2 | 3.65 |
| k min | 1.15 | 1.5 | 1.85 | 2 | 2.15 | 2.5 | 2.85 | 3.3 |
| n min | 0.66 | 0.86 | 1.06 | 1.06 | 1.26 | 1.26 | 1.66 | 1.66 |
| n max | 0.8 | 1 | 1.2 | 1.2 | 1.51 | 1.51 | 1.91 | 1.91 |
| r max | 0.3 | 0.4 | 0.5 | 0.5 | 0.6 | 0.7 | 0.8 | 0.9 |
| t min | 0.55 | 0.75 | 0.95 | 1.05 | 1.15 | 1.35 | 1.55 | 1.8 |
| t max | 0.8 | 1 | 1.25 | 1.4 | 1.5 | 1.7 | 1.95 | 2.2 |
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Application of DIN7971 Stainless Steel Slotted Pan Head Tapping Screws:
DIN7971 Slotted Pan Head Tapping Screws are commonly used in a variety of applications where secure and reliable fastening is required, especially in materials like wood, plastic, and thin metal sheets. Their self-tapping feature allows for easy installation without the need for pre-drilled holes, making them a versatile choice across industries. Here are some key applications:
| Application | Details |
|---|---|
| Woodworking and Furniture Manufacturing: | DIN7971 tapping screws are widely used in woodworking applications. Their self-tapping nature allows them to easily secure wood panels, furniture parts, and frames without the need for pre-drilled holes. The pan head design ensures a flush fit, making them ideal for furniture assembly, cabinetry, and interior fixtures. |
| Electronics and Electrical Equipment: | These screws are often used in the assembly of electrical enclosures, consumer electronics, and other devices where components need to be securely fastened to metal or plastic surfaces. Their self-tapping ability makes them perfect for use in plastic housings and lightweight metal enclosures. |
| Machinery and Equipment: | In machinery and industrial equipment, these screws are used to fasten panels, components, and fixtures. The self-tapping feature helps with quicker assembly, while the pan head provides a strong grip, ensuring that parts stay securely in place even under vibration or stress. |
| Construction and Building: | Commonly found in medical devices and pharmaceutical machinery due to their non-reactive and durable nature. Examples include surgical instruments, diagnostic equipment, and laboratory apparatus.DIN7971 screws are used in construction, particularly for securing lightweight metal and wood fixtures. They are commonly used to attach metal brackets, panels, and electrical boxes to wood or metal structures. Their design allows for a quick and secure fastening process. |