T/AHVAXH 12501.3-2025 Ball Valve - Part 3: Electric Fluoroplastic-lined Stainless Steel Ball Valve
T/AHVAXH 12501.3-2025 Ball Valve - Part 3: Electric Fluoroplastic-lined Stainless Steel Ball Valve
Basic Information
Scope
This document specifies the terms and definitions, types and parameters, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, and quality commitments for electric fluoroplastic-lined stainless steel ball valves. This document applies to manual and electric fluoroplastic-lined stainless steel ball valves for building water supply and drainage with a nominal pressure of PN ≤ 4.0MPa, a nominal size of DN ≤ 50mm, and an operating temperature of -29 ℃ ≤ t ≤ 180 ℃ (hereinafter referred to as ball valves). This document also applies to manual and electric fluoroplastic-lined stainless steel ball valves used for non-corrosive, non-flammable, and non-explosive gases as the working medium.