China Suppliers Factory Black Phosphating Cross Countersunk Head Dry Wall Nails for Enhanced Corrosion Resistance
| Thread Specifications — d | 3.5 | 4 | 4.3 | |
| d | Max | 3.7 | 4 | 4.3 |
| Min | 3.4 | 3.7 | 4 | |
| dk | Max | 8.5 | 8.5 | 8.5 |
| Min | 8.14 | 8.14 | 8.14 | |
| Thread Length B | Min | — | — | — |
Black phosphating drywall nails are commonly used in architectural decoration and carpentry projects such as fixing various components and materials such as boards, wooden frames, wooden furniture, etc. Its phosphating surface can improve the corrosion resistance and wear resistance, making it more suitable for indoor and outdoor environment, extend service life.
🔧
Installation Precautions
-
1Before installation, it is necessary to determine whether the model, size, quantity and other parameters of the dry wall nails meet the requirements.
-
2Before installation, it is necessary to determine the material and fixing position of the wall to ensure that it will not damage the wall.
-
3During installation, it is necessary to use a drilling locator to drill holes of appropriate size on the wall.
-
4During installation, gently tap the dry wall nails to a depth that reaches the interior of the wall, but do not over tap.
-
5When connecting the hook to the dry wall nail, attention should be paid to the strength to prevent the dry wall nail from deforming or breaking.
⭐
Why Choose Us
New virgin material used for each product. All our goods are made of high-quality environmentally friendly materials. Using high quality material and establishing a strict quality control system, assigning specific persons in charge of each process of production, from raw material purchase to pack.
✅ New Virgin Material
🌿 Eco-Friendly
📦 FOB / CIF / EXW
💳 T/T · L/C · Credit Card · Cash
🔍 Strict QC System
🌐 English & Chinese Support
❓
Frequently Asked Questions
Q
What is a black phosphating drywall nail?
A black phosphating drywall nail is a fastener with a phosphate surface treatment that significantly improves corrosion resistance and wear resistance. It is widely used in architectural decoration and carpentry for fixing boards, wooden frames, and furniture in both indoor and outdoor environments.
Q
What thread diameter sizes are available?
The nails are available in three thread diameter (d) sizes: 3.5mm, 4mm, and 4.3mm, each with specified maximum and minimum tolerances to ensure precise and reliable fitting.
Q
Are these drywall nails suitable for outdoor use?
Yes. The phosphating surface treatment provides enhanced corrosion and wear resistance, making these nails suitable for both indoor and outdoor environments, which helps extend their overall service life.
Q
How should I install drywall nails correctly?
First, verify that the nail model and size are appropriate for your project and confirm the wall material. Use a drilling locator to create a properly sized hole, then gently tap the nail to the correct depth without over-tapping. When attaching hooks, apply controlled force to prevent the nail from deforming or breaking.
Q
What payment types and currencies do you accept?
We accept T/T (Telegraphic Transfer), Credit Card, L/C (Letter of Credit), and Cash. Supported payment currencies include USD and CNY.
Q
What shipping and delivery terms are offered?
We support FOB (Free On Board), CIF (Cost, Insurance and Freight), and EXW (Ex Works) delivery terms. Please contact us to select the most suitable option for your order location and requirements.




