GB/T 19473.1-2020
Polybutene (PB) piping systems for hot and cold water installations—Part 1: General

Standard No.

GB/T 19473.1-2020

Language

Chinese

Release Date

2020

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Lastest

GB/T 19473.1-2020

Replace

GB/T 19473.1-2004

Scope

This part of GB/T 19473 specifies the terms and definitions, symbols and abbreviations, grades of service conditions, materials and hygienic requirements for polybutylene (PB) piping systems for hot and cold water. This part, together with other parts of GB/T 19473, applies to building cold and hot water piping systems, including drinking water and heating piping systems. For information on the connection of polybutylene pipes/fittings for hot and cold water and the connection of polybutylene pipes/fittings to other plastic or non-plastic parts, see other parts of GB/T 19473 and related standard documents. Note: The purchaser is responsible for properly selecting this product according to its specific application requirements and in combination with relevant laws, standards or normative requirements.

GB/T 19473.1-2020 Referenced Document

• GB/T 1033 Test method for density and relative density of plastics
• GB/T 17219 Standard for safety evaluation of equipment and protective materials in drinking water system
• GB/T 18251 Method for the assessment of the degree of pigment or carbon black dispersion in polyolefin pipes, fittings and compounds
• GB/T 18251-2019 Method for the assessment of the degree of pigment or carbon black dispersion in polyolefin pipes, fittings and compounds
• GB/T 18252 Plastics piping and ducting systems — Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation
• GB/T 18252-2020 Plastics piping and ducting systems — Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation
• GB/T 19278-2018 General terms and their definitions of thermoplastic pipes, fittings and valves
• GB/T 21300 Plastics pipes and fittings-Determination of opacity
• GB/T 21300-2007 Plastics pipes and fittings-Determination of opacity
• GB/T 3682 Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics
• GB/T 9345 Plastics--Determination of ash--General methods

GB/T 19473.1-2020 history

• 2020 GB/T 19473.1-2020 Polybutene (PB) piping systems for hot and cold water installations—Part 1: General
• 2004 GB/T 19473.1-2004 Polybutylene(PB) piping systems for hot and cold water installations-Part 1:General

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