Durable Premium Fasteners for Construction and DIY Projects

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Durable Premium Fasteners for Construction and DIY Projects

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Product Description

Basic Information

Product Name:

Concrete Screw

Surface Finishing:

Galvanized, Nickel-Plated, Blackened, Ect

Certification:

ISO, GS, RoHS, CE

Measurement System:

Inch, Metric

Size:

M2-M24 or Customized

Material Options:

Stainless steel, Carbon steel, Brass, Alloy steel

Delivery Time:

7-15 Days

HS Code:

7318140001

Application Areas

Concrete self-cutting screws are specialized fasteners for robust connections in various concrete structures:

Construction Works: Connection of stairs, beams, columns, and retaining walls.
Bridge Engineering: Connection of bridge piers, panels, and guardrails.
Water Conservancy: Facilitating structures in dams, sluices, and hydropower stations.
Road Engineering: Tunnel facilities, slope guardrails, and traffic safety installations.
Subway Engineering: Critical connections in station projects, tunnel walls, and underground structures.

Detailed Product Photos

Technical Specifications

Standard	DIN, ASTM/ANSI, JIS, EN, ISO, AS, GB
Coating	Yellow/Zinc plated, Blue, Black, Nickel plated, etc.
Material	Stainless steel, Carbon steel, Brass, Alloy steel, Aluminum
Packing	25kg per bag/carton with pallet, or customized
Customization	Full OEM/ODM services available
Sample	Free samples available for standard fasteners
Payment Terms	30% Advance, 70% before shipment

Material Characteristics:

Carbon Steel: Grades 4.8, 8.8, 10.9 for varied strength requirements.

Stainless Steel: High corrosion resistance, ideal for humid environments.

Alloy Steel: Superior tensile properties for high-durability projects.

Aluminum & Titanium: Specialized lightweight and high-strength applications.

Professional Manufacturing

Our production facilities include automated cold heading, heat treatment, and galvanizing workshops. We operate over 100 advanced production and inspection machines to ensure precision and quality across all fasteners.

Packaging & Logistics

Frequently Asked Questions

1. How do you guarantee the quality of your fasteners?

We strictly follow ISO9001 and ISO16949 quality management systems. A pre-production sample is always provided before mass production, and a final inspection is conducted before every shipment.

2. Can you provide customized fasteners based on drawings?

Yes, we provide extensive OEM and ODM support. We can manufacture screws, bolts, and specialized components according to your specific technical drawings or physical samples.

3. What is the typical lead time for an order?

For standard products, our delivery time is generally between 7 to 15 days. For customized or large-scale orders, it typically ranges from 10 to 25 days after order confirmation.

4. Do you offer free samples for testing?

We offer free samples for standard fastener items so customers can verify quality and fit before placing a bulk order.

5. What are your accepted payment and delivery terms?

We accept payment via T/T (30% in advance, 70% against B/L copy). Delivery terms include FOB, CFR, CIF, EXW, and Express Delivery to meet global logistics needs.

6. What range of materials do you work with?

We manufacture products in Carbon Steel, Stainless Steel (304/316), Brass, Alloy Steel, and Aluminum, with various surface treatments like Zinc, Nickel, and Black Phosphate.