SH/T 3429-2018 in English

This standard specifies the technical requirements for cast iron preheaters used in pipe furnaces within the petrochemical industry. It covers aspects such as design, materials, manufacturing processes, inspection, testing, and quality control. The document provides detailed guidelines to ensure the performance, safety, and reliability of cast iron preheaters under various operating conditions. It also includes specifications for dimensions, tolerances, surface treatment, and packaging. Additionally, the standard outlines the requirements for installation, commissioning, and maintenance to support long-term operational efficiency. The information presented is intended to facilitate the proper selection, use, and evaluation of cast iron preheaters in relevant engineering applications.