Channel concept

The channel steel is a long strip of steel with a groove shape. The channel steel is a carbon steel structural steel for construction and machinery. It is a section steel with a complex section and has a trough shape. Channel steel is mainly used in building structures and vehicle manufacturing. It is required to have good welding, riveting performance and comprehensive mechanical properties in use. The raw material billet of the channel steel is a carbon steel or a low alloy steel billet having a carbon content of not more than 0.25%. Finished channel steel is delivered by hot forming, normalizing or hot rolling [1]. The specifications are expressed in millimeters of waist height (h) * leg width (b) * waist thickness (d), such as 120 * 53 * 5, indicating a waist height of 120 mm, a leg width of 53 mm, and a waist thickness of 5 mm. Steel, or 12# channel steel. If the waist height is the same, if there are several different leg widths and waist thicknesses, you need to add abc to the right side of the model to distinguish it, such as 25a# 25b# 25c#.

Our Electronic Lock  has always been adhering to the innovation and professionalism, from product specifications, quality, technology and design concept of service to customers. We develop and build our brand products, and provide OEM and ODM service to the customer at the same time.

In the area of production development, management, marketing and customer service has accumulated rich experience, and with its unique and advanced technology to make our products which has good market competitive power, in strict accordance with the ISO9001-2000 standard production, and using digital automatic equipment and quality monitoring system to ensure the stable product performance, safe and reliable, intelligent style followed the trend of social development, applicable to access control system, building intercom systems emergency exits and so on.

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