HG/T 4372-2025 in English

This standard establishes general technical specifications for fiber-reinforced thermosetting plastic pipes and fittings used in chemical applications. It outlines requirements related to material selection, design, manufacturing processes, and performance testing. The document provides guidelines to ensure product consistency and reliability across different production methods. It also includes specifications for dimensional accuracy, mechanical properties, and chemical resistance. Additionally, the standard defines acceptance criteria and testing procedures to verify compliance with specified performance levels. The content is structured to support both manufacturers and users in achieving uniformity and quality in the production and application of these materials.