T/YNBX 145-2024 MASHDPE hollow plastic and steel drainage pipe
T/YNBX 145-2024 MASHDPE hollow plastic and steel drainage pipe
Basic Information
Scope
Scope: This document specifies the terms and definitions, symbols and abbreviations, materials, marking and classification, pipe structure and connection methods, technical requirements, test methods, inspection rules, marking, transportation, and storage of MASHDPE hollow plastic-steel composite drainage pipes (hereinafter referred to as "pipes"). This document is applicable to MASHDPE hollow plastic-steel composite drainage pipes (hereinafter referred to as "pipes") used for long-term conveying of media with a temperature below 45°C in underground urban domestic drainage, industrial drainage, and agricultural drainage. Main technical contents: This document specifies the terms and definitions, symbols and abbreviations, materials, marking and classification, pipe structure and connection methods, technical requirements, test methods, inspection rules, marking, transportation, and storage of MASHDPE hollow plastic-steel composite drainage pipes (hereinafter referred to as "pipes"). This document is applicable to MASHDPE hollow plastic-steel composite drainage pipes (hereinafter referred to as "pipes") used for long-term conveying of media with a temperature below 45°C in underground urban domestic drainage, industrial drainage, and agricultural drainage.