CJ/T 237-2006 (English Version) PDF

Scope: This standard specifies the definitions, symbols, abbreviations, and products of double hot-melt socket-connected polyolefin pipe fittings (hereinafter referred to as double hot-melt pipe fittings) for injection molded steel-plastic composite pressure pipes using polyolefin pressure pipe materials as raw materials. Classification, materials, requirements, test methods, inspection rules, marking, packaging, transportation and storage. This standard applies to double hot melt pipe fittings used in hot and cold water piping systems, including industrial and civil hot and cold water, drinking water, hot water heating and central air conditioning systems. This standard does not apply to fire extinguishing systems.

CJ/T 237-2006 Referenced Document

GB/T 1033 Test method for density and relative density of plastics
GB/T 1040 Plastics-Determination of tensile properties
GB/T 1844.1 Plastics—Symbols and abbreviated terms—Part 1:Basic polymers and their special characteristics*， 2022-10-12 Update
GB/T 2035 Terms and definitions for plastics*， 2008-08-04 Update
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)*， 2013-02-15 Update

2006 CJ/T 237-2006 Double fusion fitting for Plastic/Steel/Plastic composite pressure pipe