Hook Lock for Doors and Windows

Door and window hook locks are important hardware accessories used to fix and protect doors and windows, mainly divided into two types of sliding window locks and sliding door hook locks.

Sliding window lock

Sliding window locks are usually composed of lock body, lock cylinder, handle and other parts, through the key or rotating handle to operate.

Sliding Door Hook Locks

Sliding door hook locks are usually composed of a housing, a cylinder, a locking plate and other parts, and are fixed by screws.

These locks are well designed and easy to operate, providing a smooth sliding experience while maintaining security Contact us today!

Next > Inquire Now >

Product Description

Automatic Hydraulic Door Closer - Ya Ji Builders Hardware

Production Process

YA JI Co., Ltd. offers aluminum building hardware door closers in a variety of colors. These door closers are made of durable aluminum alloy and are perfect for glass doors, shower doors, office doors

1	Raw material storage: The raw materials for hardware accessories usually include aluminum alloys, zinc alloys, and iron. These raw materials need to be stored in a dry and ventilated environment to prevent rust and corrosion.
2	Die casting or stamping: According to the design requirements of the product, the appropriate die casting or stamping process is selected. Aluminum alloys and zinc alloys are usually die-cast, while iron is usually stamped. In this process, the raw material is heated to a certain temperature and then molded into the desired shape through the mold.
3	CNC machining: For some hardware accessories that require high-precision processing, CNC machining may be required. CNC machining can achieve high-precision cutting, drilling, milling and other processing techniques to meet the design requirements of the product.
4	Surface treatment: In order to improve the corrosion resistance, aesthetics and service life of hardware accessories, surface treatment is usually required. Common surface treatment processes include electroplating, spraying, and anodic oxidation, etc.
5	Quality inspection: At all stages of the production process, quality inspection is required to ensure that the product meets the design requirements and quality standards. Quality inspection usually includes visual inspection, dimensional measurement, functional testing, etc.
6	Packaging: Finally, the qualified hardware accessories will be packaged for transportation and sales.

Welcome to YA JI Co., Ltd.

Our hardware accessories are crafted with precision and care to meet the highest standards of quality. Each product undergoes a unique production process tailored to its specific requirements, ensuring durability and reliability.

Features:

● High-quality materials

● Precision manufacturing

● Durable and long-lasting

● Wide range of accessories available

Benefits:

● Enhanced performance

● Reliable functionality

● Easy installation

● Customizable options

At YA JI Co., Ltd., we understand the importance of quality hardware accessories for your projects. Trust us to provide you with top-notch products that exceed your expectations.

Automatic Hydraulic Door Closer - Ya Ji Builders Hardware

HOT PRODUCT

Handles, cabinet handles, window and door handles

Handle is a common hardware accessories, with exquisite design, fashionable and elegant appearance, anti-corrosion and anti-rust, safety and durability. Made of aluminum alloy material with good plasticity and corrosion resistance, it can be designed into a variety of shapes, colors and styles to meet different decorative needs

Aluminium Alloy Bracket Window Angle Code Corner

Aluminum angle yards are usually divided into built-in connectors and external connectors with superior corrosion resistance and reinforced steel plate construction to ensure the strength and durability of the product.

Concealed Door Hardware Accessories Hydraulic Floor Springs

The floor spring is a hydraulic door closer whose core component is mounted on the ground and rotates in both directions by means of a worm-gear device, suitable for doors that open in both directions.

Aluminum Hardware Accessories Door Hinge

A hinge is a part that connects two parts of an object and enables it to move, usually consisting of a pair of metal or non-metallic blades connected by a shaft pin. The main function of the hinge is to make the door or cabinet door can be opened and closed smoothly, and at the same time to ensure its stability and durability.

Automatic Hydraulic Door Closer - Ya Ji Builders Hardware

Door closer is a hydraulic device installed on the door head, when the door is opened, by compression and then released, the door will be automatically closed, similar to the role of the spring door, to ensure that the door can be accurately and timely closed to the initial position