DIN 7981 Cross Recessed Pan Head Self Tapping Screws Plain Dacromet Galvanization
Brand Name:YingYan
Certification:ISO9000
Model Number:DIN7981
Minimum Order Quantity:1000pieces
Place of Origin:JIANG SU PROVINCE CHINA
Price:Negotiable
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DIN 7981 Cross Recessed Pan Head Self Tapping Screws Stainless SteelSUS304/Carbon Steel Plain/Dacromet/Galvanization
DIN7981
| Screw Thread | ST2.2 | ST2.9 | ST3.5 | ST4.2 | ST4.8 | ST5.5 | ST6.3 | ST8 | ST9.5 | ||||
| d | |||||||||||||
| P | Pitch | 0.8 | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | 2.1 | 2.1 | |||
| a | max | 0.8 | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | 2.1 | 2.1 | |||
| dk | max | 4 | 5.6 | 7 | 8 | 9.5 | 11 | 12 | 16 | 20 | |||
| min | 3.7 | 5.3 | 6.64 | 7.64 | 9.14 | 10.57 | 11.57 | 15.57 | 19.48 | ||||
| k | max | 1.6 | 2.4 | 2.6 | 3.1 | 3.7 | 4 | 4.6 | 6 | 7.5 | |||
| min | 1.4 | 2.15 | 2.35 | 2.8 | 3.4 | 3.7 | 4.3 | 5.6 | 7.1 | ||||
| Socket No. | 0 | 1 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | ||||
| M1 | Type H | Ref. | 1.9 | 3 | 3.9 | 4.4 | 4.9 | 6.4 | 6.9 | 9 | 10.1 | ||
| Penetration depth | Type H | min | 0.85 | 1.4 | 1.4 | 1.9 | 2.4 | 2.6 | 3.1 | 4.15 | 5.2 | ||
| max | 1.2 | 1.8 | 1.9 | 2.4 | 2.9 | 3.1 | 3.6 | 4.7 | 5.8 | ||||
| M2 | Type Z | Ref. | 2 | 3 | 4 | 4.4 | 4.8 | 6.2 | 6.8 | 8.9 | 10.1 | ||
| Penetration depth | Type Z | min | 0.95 | 1.45 | 1.5 | 1.95 | 2.3 | 2.55 | 3.05 | 4.05 | 5.25 | ||
| max | 1.2 | 1.75 | 1.9 | 2.35 | 2.75 | 3 | 3.5 | 4.5 | 5.7 | ||||
| y | Ref. | Type C | 2 | 2.6 | 3.2 | 3.7 | 4.3 | 5 | 6 | 7.5 | 8 | ||
| Ref. | Type F | 1.6 | 2.1 | 2.5 | 2.8 | 3.2 | 3.6 | 3.6 | 4.2 | 4.2 | |||
| Weight of per 1000 steel products(≈kg) | - | - | - | - | - | - | - | - | - | ||||
Features
- The cross recessed pan head tapping screw features a head diameter slightly larger than its shank, enabling the head to cover the hole opening upon installation, resulting in a smooth and aesthetically pleasing overall appearance.
- The design of the cross recess allows the screw to be installed and removed quickly and easily with a Phillips screwdriver.
- As a type of self-tapping screw, it eliminates the need for pre-drilling or tapping during installation, as it is capable of cutting its own threads into materials such as metal or plastic.
- Crafted from stainless steel or carbon steel, cross recessed pan head tapping screws exhibit excellent corrosion resistance and high strength, making them reliable and durable.
Advantages
- The Cross Recessed Pan Head Tapping Screw boasts easy installation in a wide range of materials thanks to its self-tapping capability, eliminating the need for additional pre-treatment steps. Its convenience lies in the ability to be swiftly and seamlessly integrated into various surfaces.
- The cross recess design facilitates both installation and removal, making the process streamlined and efficient, ultimately leading to reduced working hours and cost savings.
- To maintain an aesthetically pleasing overall appearance, the flat head design is employed, ensuring a smooth surface without any protruding parts upon installation.
- Versatility: The standardized design of these screws allows them to be used with various common screwdrivers and tools, increasing their versatility and applicability.
Application Scenarios
- Furniture Manufacturing: In furniture manufacturing, Cross Recessed Pan Head Tapping Screws are often used to connect and fix various components, such as drawers and door panels.
- Electronic Devices: They are also commonly used in electronic device assembly to secure circuit boards, housings, and other components, ensuring stability and reliability.
- Automotive Repairs: In automotive repairs and modifications, Cross Recessed Pan Head Tapping Screws play an important role in fixing various metal and plastic parts.
- Construction Industry: In the construction industry, these screws are also used in applications requiring fixing and connections, such as window and door installation, and curtain wall fixing.
DIN 7981 Cross Recessed Pan Head Self Tapping Screws Plain Dacromet Galvanization
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