The trial operation ceremony of the advanced, mature, reliable, and practical 1# galvanizing line was a resounding success! At 9:58 AM on December 22, 2025, Yangzhou Hengrun Marine Heavy Industry Co., Ltd. hosted a grand ceremony to mark the hot commissioning of its 1# galvanizing line. Key executives, including Liu Dongsheng, the company’s Executive Vice General Manager, along with leaders from collaborating partners such as Chongqing CISDI Thermal & Environmental Engineering Technology Co., Ltd., Hebei Metallurgical Construction Group Co., Ltd., and Beijing Yanyun Intelligent Control Technology Co., Ltd., gathered to witness this milestone.
**1# Galvanizing Line with 400,000 t/a Capacity** Hengrun Heavy Industry’s 1# galvanizing line is a continuous hot-dip galvanizing unit with an annual production capacity of 400,000 tons. Designed and manufactured by Chongqing CISDI Thermal & Environmental Engineering Technology Co., Ltd., the equipment was installed by Hebei Metallurgical Construction Group Co., Ltd., while Beijing Yanyun Intelligent Control Technology Co., Ltd. handled the electrical automation installation. The product range is extensive, covering photovoltaic supports, highway guardrails, structural steel, and livestock construction materials. The line can produce high-end hot- and cold-rolled galvanized and zinc-aluminum-magnesium (ZM) sheets in thicknesses of 1.5–5.0 mm, meeting diverse market demands.
**Key Production Metrics** - Annual capacity: 400,000 tons - Product thickness: 1.5–5.0 mm - Maximum speed: 100 m/min
**Core Equipment Advantages** The line features cutting-edge automation and process technologies to ensure efficient, stable production and high-quality output: - **High Automation**: Dual uncoilers and fully automatic laser welders enable automated feeding and welding, while dual coilers and walking beams complete automated weighing and bundling. - **Advanced Processes**: Utilizes compound cleaning, modified Sendzimir annealing, and waste heat recovery for high efficiency and low energy consumption. - **Smart Control**: Fully digital AC drives and secondary process computer systems ensure precise production management and data traceability.
**Products and Specifications** The primary product is S350GD+ZM, alongside DX51D, DX52D, ZM/S350GD, ZM/S420GD, ZM/S550GD, and ZM/SGCM440/SGCM570 galvanized and zinc-aluminum-magnesium sheets. Key specifications include: - Thickness: 1.5–5.0 mm - Strip width: 900–1510 mm (trimmed edge) - Zinc coating (both sides): 80–400 g - Standards: Galvanized products comply with GB/T 2518-2019, while ZM products adhere to YB/T 4761-2019.
The successful trial operation of the 1# galvanizing line solidifies Yangzhou Hengrun Marine Heavy Industry’s foothold in the high-end galvanized steel market, positioning it to deliver premium sheet products across industries and drive high-quality growth.
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