About Us

Wenzhou Dongnan Industrial Machinery Industry Co., LTD

Wenzhou Dongnan Industrial Machinery Industry Co., Ltd. was founded in 1994 and is a metallurgical equipment supporting manufacturing enterprise integrating R&D, manufacturing, sales and installation services. The enterprise is a modern high-tech company specializing in the scientific research, domestic development, production and installation services of metallurgical equipment and various non-standard parts and other products. In 2006, relying on its outstanding market development capabilities and excellent product sales performance, the company collaborated with research institutions to develop and produce: stainless composite wear-resistant sliding plates between the rolling mill frame and the roll bearing housing, high-performance sliding plate series for shearing machines, self-lubricating wear-resistant plates, high-pressure descaling valves, and parts for marking machines. These products have been put into production and use by multiple enterprises. The stainless steel composite wear-resistant slide plate has fully reached a service life that can replace the original factory parts of foreign companies. And improve the step pads of the rolling mill. The base plate material of the step pad is made of DNTZ-80 alloy steel forgings, and the hard surface layer of the step pad is welded by the fusion welding process of corrosion-resistant and highly wear-resistant alloy materials. The product features excellent impact resistance, high wear resistance, corrosion resistance and mechanical properties. It has a service life more than three times that of the original step mat. Up to now, it has very mature manufacturing technology and has been recognized and highly praised by domestic steel enterprises.

The stainless steel composite wear-resistant sliding plates produced by the enterprise have fully achieved the ability to replace imported composite wear-resistant sliding plates and independently developed and produced step MATS in terms of application effect, reaching the international advanced level At present, it is one of the important suppliers for steel and metallurgical enterprises such as Xiangtan Iron and Steel, Baowu Ezhou Iron and Steel, Nanjing Iron and Steel, Laiwu Iron and Steel, Shandong Iron and Steel Rizhao, Xinguang, Wuhan Iron and Steel, Minmetals Yingkou, Liuzhou Iron and Steel, Jiugang, Handan Iron and Steel, Chengde Iron and Steel, Wugang, Baosteel Zhanjiang, Sansteel, Rizhao Iron and Steel, Lian Iron and Steel, Ansteel, Shenglong, Gangcheng Stainless Steel, First Heavy Industries, Second Heavy Industries and Ningbo Iron and Steel. Meanwhile, the enterprise has successively obtained ISO quality system certification, environmental system certification, safety production standardization enterprise, AAA-level enterprise credit certificate and multiple patent certifications, etc., providing an additional guarantee for the standardized operation of quality control.

Dongnan's world, Dongnan of the world! Dongnan people adhere to the principle of "being rigorous in product manufacturing, satisfying users, and creating value for society!" The enterprise welcomes both new and old customers to visit, guide, inspect and cooperate for mutual benefit!

Founded in 1994
Localization of imported parts
Serving large-scale steel industry
ISO quality certification enterprise

Our advantages

Master core technologies and serve equipment manufacturing

At present, a new generation of bimetallic composite wear-resistant sliding plates and composite step MATS have been successfully developed. These are new products that integrate the advantages of wear resistance and corrosion resistance. The most prominent feature of this product is that there are no cracks on the surface, ensuring high wear resistance and corrosion resistance. At the same time, it has very high impact toughness and crack resistance. The product is made of high-quality, high-strength, low-carbon alloy steel forgings of DNTZ80 as the base material and is welded by fusion welding process. It not only significantly improves the wear resistance and impact resistance of the step pad. The product surface is more wear-resistant, of superior quality and has a longer service life. Its performance is more than three times that of similar products currently produced on the market.

Technical features

Any combination of materials
Rich size options, not restricted by the size and shape of the processed material
High-strength metallurgical bonding, with excellent process performance
Realize the composite of multi-layer materials and the composite of metals and non-metals
A new welding process and technology
A brand-new manufacturing process for step MATS

Core services

Dongnan provides comprehensive solutions for customers' problems, plans or demands
Dongnan conducts targeted research and development, testing and standard design of technologies and products for customers
Dongnan produces products for customers in accordance with the requirements of enterprise standards
Dongnan provides customers with continuous technical corrections and services

Our Certificates

The qualifications and honors we have obtained are a recognition of our past achievements, as well as an encouragement and motivation for creating tomorrow's glory! Advancing to new heights is our tenacious and never-ending belief!

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