Products Description

The Fast Thread-Forming Screw is a high-efficiency self-tapping fastener that uses an advanced thread design to form a mating thread directly inside the substrate during screwing, eliminating the need for pre-tapping or pre-drilling. Through a specially designed thread geometry, plastic deformation rather than cutting occurs during screwing, creating a tight-fitting internal thread with excellent shock resistance and anti-loosening capabilities.
Manufacturing Process
Raw Material Preparation
High-quality round steel or stainless steel wire with chemical composition conforming to international standards for Self-Tapping Screw, such as SAE 1018, SCM435, and 304 stainless steel.
01
Wire Drawing
Drawing to the target wire diameter, ensuring surface quality and dimensional stability for the Self-Threading Screw, with diameter tolerance controlled within ±0.05 mm.
02
Cold Heading
Using a single-die, three-punch, multi-station cold heading machine to complete cutting, head forming, and rod processing, with cold heading pressure ranging from approximately 150 to 800 tons to ensure continuous fiber flow for the Self-Cutting Screw.
03
Secondary Processing
Threading is formed using a precision thread rolling machine, resulting in a dense, crack-free surface beneficial for high fatigue life applications for the Self-Forming Screw.
04
Heat Treatment
For carbon steel Fast Thread-Forming Screws, quenching and tempering are performed to achieve a hardness of HRC 30–40 to meet the assembly requirements of structural components and power systems.
05

Full-Process Quality Control
Raw Material Inspection
Spectroscopic analysis and mechanical property testing to ensure Self-Tapping Screw material compliance.
In-Process Inspection
Cold heading dimensional inspection, thread rolling accuracy testing, and heat treatment hardness sampling inspection for Self-Threading Screw, with a sampling rate of no less than 3% for each batch.
Finished Product Inspection
Testing for appearance defects, dimensional tolerances, tensile strength, and corrosion resistance; only qualified Self-Cutting Screws can be put into storage.

Company Capabilities and Global Services
As a group-based manufacturing enterprise, the company possesses strong financial resources, a mature technical team, and ample production capacity for Self-Forming Screw. It also has localized sales and service networks in Europe, the Middle East, Southeast Asia, and Northeast Asia, providing customers with credit support and rapid after-sales response.
Delivery Schedule:
1) Standard Samples: 1–2 days;
2) New Mold Samples: 20–30 days;
3) Bulk Orders: 15–20 days (after order confirmation and payment).

contact us
If you have any needs regarding Fast Thread-Forming Screw selection, procurement, sample testing, or customization, please feel free to contact our technical team for professional support and solutions.
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