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Gypsum Board Phosphate Drywall Screws Black Self Tapping for Wood Metal
Gypsum Board Phosphate Drywall Screws Black Self Tapping for Wood Metal
country of origin
Zhejing,China
Brand Name
XC
PRODUCT MODEL
M3.5-M6.3
MOQ
500KG
unit price
$0.10-0.4/pcs
payment method
L/C,D/A,D/P,T/T
Supply Capacity
Monthly Capacity: 500 tons
Product Details
Highlight:
Gypsum Board Phosphate Drywall Screws
,Wood Phosphate Drywall Screws
,Metal Self Tapping Drywall Screw
Material:
Stainless Steel 304/316
Grade:
A2-70, A2-80, A4-80,8.8,10.9,12.9
Size:
DiameterM3.5-M6.3length Is From 16-120mm
Keyword:
Gypsum Board Self Tapping
Product Description
Detailed Specifications & Features
Black Phosphate Drywall Screws Gypsum Board Self Tapping Drywall Screw for Wood and Metal
High-strength carbon steel self-tapping fasteners specially designed for gypsum board installation with black phosphate surface treatment.
| Measurement System | Metric, Imperial (Inch), Other |
| Grade | Class 8.8/10.9/12.9 |
| Nut Shape | Round |
| Thread Coverage | Fully Threaded |
| Thread Direction | Square |
| Finish | Plain Zinc Plated, Black Oxide, Galvanized, Zinc-Flake Coated, Chrome Plated, Yellow Zinc |
| Application | Heavy Industry, Mining, Water Treatment, Healthcare, Retail Industry, Food & Beverage |
| Hole Diameter | D3.5-D6.3 |
| Body Type | Round |
| Intended Use | Nut for Pipe Nipple (Gas Installation) |
| Place of Origin | Zhejiang, China |
| Model Number | DIN912 |
| Nut Type | Black Phosphate Drywall Screws |
| Standard | DIN912 |
| Size | M3.5-M6.3 |
| Finish Options | Black/Zinc Plated/Hot Dip Galvanized |
| Material | Low Carbon Steel/Medium Carbon Steel/Alloy Steel/Stainless Steel |
| Delivery Time | Normally in 30-40 days |
| Type | Precision Nonstandard Parts (OEM Service) |
| Quality | 100% Professional Test |
| Product Name | Black Phosphate Drywall Screws |
Product Information
What are black phosphate drywall screws?
Black phosphate drywall screws are high-strength carbon steel self-tapping fasteners specially designed for gypsum board (drywall) installation. Featuring a classic bugle head and Phillips cross recess, these screws undergo professional black phosphate surface treatment. Compared with ordinary screws, they offer lower installation friction, excellent locking performance, and moderate anti-rust ability. They are the most widely used fasteners for interior wall and ceiling drywall fixing in residential, commercial, and industrial construction projects.
What is the difference between coarse thread and fine thread drywall screws?
The two thread types are engineered for different base materials, following standard construction fastener design principles:
Coarse thread drywall screws: With larger thread pitch and deeper thread teeth, they provide stronger gripping force on wood studs, wooden joists and wood framing. They effectively prevent loosening and falling off, ideal for wood-based drywall installation scenarios.
Fine thread drywall screws: Designed with dense and fine threads, they deliver stable and precise clamping force for light steel keels, metal studs and thin steel frames. They avoid thread slipping and metal plate deformation, perfectly matching steel structure drywall assembly requirements.
Coarse thread drywall screws: With larger thread pitch and deeper thread teeth, they provide stronger gripping force on wood studs, wooden joists and wood framing. They effectively prevent loosening and falling off, ideal for wood-based drywall installation scenarios.
Fine thread drywall screws: Designed with dense and fine threads, they deliver stable and precise clamping force for light steel keels, metal studs and thin steel frames. They avoid thread slipping and metal plate deformation, perfectly matching steel structure drywall assembly requirements.
What are the advantages of black phosphate surface finish?
Black phosphate treatment is a professional chemical conversion coating for carbon steel drywall screws, with three core practical advantages verified by long-term construction practice. First, it greatly reduces surface friction, allowing smoother screwdriver penetration without drywall cracking or surface damage during installation. Second, the compact phosphate film provides effective anti-corrosion and rust-proof performance for indoor drywall environments, avoiding oxidation and yellowing. Third, the matte black finish resists light reflection, leaves neat wall surfaces after construction, and improves overall project aesthetics without affecting subsequent putty and paint finishing.
What applications are black phosphate drywall screws suitable for?
These screws are mainly applied to indoor gypsum board fixing scenarios, including residential house interior walls, ceilings, office partition walls, hotel decoration, shopping mall interior renovation, and indoor light steel keel & wood keel structural assembly. They adapt to all conventional indoor drywall installation projects and are not recommended for outdoor humid or corrosive environments without additional protective treatment.
About the Supplier
Jiaxing Xinchuang Hardware Co., Ltd.
Your Trusted Global Partner for Premier OEM Fasteners and Custom Industrial Solutions
Established in 2025, Xinchuang has evolved into a leading global manufacturer dedicated to providing high-quality fasteners and industrial components at competitive prices. With over a decade of industry experience and a state-of-the-art production facility, we specialize in delivering both standard and non-standard solutions tailored to the rigorous demands of clients worldwide.
Our Expertise and Capabilities
We are a vertically integrated manufacturer covering production, plating/finishing, and global export. Our extensive product capabilities meet both imperial and metric standards across a wide range of sizes (M1 to M100) and grades (4.8, 6.8, 8.8, 10.9, 12.9).
Our Core Manufacturing Competencies
- Standard Fasteners: Screws, Nuts, Washers, Anchors, Pins, Keys, Threaded Rods, and Socket Screws
- Materials & Finishes: High-grade Stainless Steel, Carbon Steel, with durable Zinc, Plain, and Galvanized finishing options
Customization and R&D Strengths (Made-to-Order)
What differentiates Xinchuang is our robust OEM/ODM capability. We operate primarily on a made-to-order basis, ensuring every batch is freshly manufactured to your exact specifications. Backed by a dedicated in-house R&D department and design team, we excel at engineering specially designed fasteners for unique project needs. If the specific product you require isn't standard, our experienced sales engineers will work with you to manufacture it.
Reliable Production and Service
We understand that project success relies on component caliber and timely delivery. Through efficient production management, we ensure reliable delivery times for production orders (typically 30-40 days). We are committed to providing extensive cost savings and supply chain security for our customers through consistent quality and dependable lead times.
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