Applications of Different Types of Wood Screw Heads
Understanding the applications of the various types of wood screw heads ensures effective and reliable wood joining. Below are the typical applications for each screw head type:
- Flat Head: Often used in carpentry and building, suitable for countersinking.
- Oval Head: Ideal for decorative applications like trim and molding.
- Round Head: Suitable for attaching hardware to wood, such as hinges and locks.
- Pan Head: Used in metal hardware and for joining thin pieces of wood.
- Trim Head: Perfect for applications where a clean finish is required, like in cabinet making and trim work.
- Truss Head: Truss head screws are typically used for applications that require a large bearing surface. Their extra-wide, low-profile heads distribute the force over a larger area to reduce the risk of material damage. This makes them ideal for thin, fragile materials and for installation in soft substrates, such as those found in aerospace manufacturing.
- Washer Head: These are ideal for applications that require a large surface area to distribute the load. The built-in washer-like head helps prevent damage to soft materials and pulls flush against the surface to provide a clean and sturdy hold. This makes them suitable for wall hangings, mounting brackets, and other applications where a wide load distribution is needed.
Choosing the Right Screw for Your Project
Selecting the right screw involves considering the wood type, thickness, and the role of the screw in the project. Here are some considerations:
- Material: Ensure the screw material is compatible with the wood to avoid reactions and corrosion.
- Length and Diameter: These should be appropriate to the wood's thickness and the load the connection will bear.
- Drive Type: Consider the screw's drive type - Phillips, square, or Torx, as this affects the ease of installation and the strength of the drive.
1. Bolts: hex bolt, hex cap screw, heavy hex bolt, heavy hex structural bolt, carriage bolt, hex flange bolt, square nuts, plow bolt, step bolt, shoulder bolt, tower bolt, timber bolt, guardrail bolt, hex socket cap screw.
2. Nuts: hex nut, heavy hex nut, square nut,hex flange nut, hex nylon lock nut, slotted nut, eye nut, hex cap nut, caps nut.
3. Washers: flat washer/ plain washer, fender washer, taper bolt, square washer,
helical spring-lock washer, hardened steel washers, external / internal tooth lock washer
Product Equipment
Test Equipments
Strictly complies with ISO9001:2008 system, Each production process be well managed through self inspection, routing inspection by our workers. Our test equipments include: tensile machines, hardness tester, salt spray tester, Image measurement instrument, caliper, GO & NO-GO guage, etc.
Test Reports
Test and issue Material
Test Report and Inspection Report by Hengrui before shipment to guarantee the product quality. The test report from the third parts are also avaliable as customer's requirments.
Package
* Strong Technical support: our engineer in fastener industry for about 20 years are here for you.
* With 50 friend factories support: we can customize many non-standard fasteners according to the drawings or samples, as well as turning parts and stamping parts.
* 10 years' experience in international trading industry.
* Our company policy: Product quality>lead time>pricing, welcome the customers which have the same belief to inquiry to us!
We promise to provide high-quality service to all customers and we look forward to cooperating with you!
FAQ
| 1.Why choose us? |
Rich experience: we have more than 10-years staff to support all technical issues and sales issues.
Reputation: many of our customer are the project customers, especially in Municipal Projects. |
| 2.What's MOQ? |
| 900kg/size for bolt, 500kg/size for nut and washer |
| 3.What's the payment? |
| By T/T, 30% down payment, and balance before shipment |
| 4.What is the delivery time? |
| 30-45 days in generally, the precise delivery time based on the detailed order |
| 5.How to guarantee the quality? |
For non standard products, the samples to be sent to customer before mass production.
and the material test report and inspection report will be sent to customer before shipment. |
Audited Supplier 
){kind=link}