Building valves - Manually operated copper alloy and stainless steel ball valves for potable water supply in buildings - Tests and requirements

This document outlines the technical specifications and testing requirements for manual control valves fabricated from copper alloys and stainless steel, specifically designed for applications within drinking water supply systems of buildings. The document establishes a comprehensive framework to ensure the reliability, safety, and performance of these valves under normal operating conditions and specific stress scenarios. It details the necessary design criteria, material constraints, and manufacturing tolerances to guarantee long-term functionality. Furthermore, the text specifies a rigorous series of tests, including pressure resistance, leak tightness, and durability assessments, which are essential for verifying compliance with the established technical benchmarks. By defining clear acceptance criteria, this text serves as a reference for manufacturers, testing laboratories, and regulatory bodies involved in the construction and water supply sectors. The provisions contained herein aim to harmonize quality standards, thereby supporting the consistent delivery of safe and efficient plumbing solutions across the region. Adherence to these guidelines facilitates the evaluation of valve performance and ensures alignment with broader public health and safety objectives.