This standard specifies the classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage of random copolymer polypropylene (PP-R) special materials for hot and cold water piping systems. This standard applies to granular PP-R materials containing a certain amount of vinyl and special additives and colorants. The material can be used to manufacture pipes and fittings for hot and cold water piping systems.
SH/T 1750-2005 Referenced Document
GB/T 1033-1986 Test method for density and relative density of plastics
GB/T 1250-1989 Rules for expression and judgement of limiting values
GB/T 1634.2-2004 Plastics-Determination of temperature of deflection under load-Part 2:Plastics,ebonite and long-fibre-reinforced composites
GB/T 2546.1 Plastics—Polypropylene (PP) moulding and extrusion materials—Part 1:Designation system and basis for specifications*, 2022-07-11 Update
GB/T 2546.2-2003 Plastics-Polypropylene (pp) moulding and extrusion materials-Part2:Preparation of test specimens and determination of properties
SH/T 1750-2005 history
2005SH/T 1750-2005 Propylene random copolymer (PP-R) materials for piping systems for hot and cold water installations