GB/T 34917-2017
ActiveDetermination of gelation degree of unplasticized poly(vinyl chloride)(PVC-U) products—Torque rheometer method
硬聚氯乙烯(PVC-U)制品凝胶化度的测定 转矩流变仪法
Application Summary AI generated
This standard specifies a test method using a torque rheometer to determine the gelation degree of unplasticized poly(vinyl chloride) (PVC-U) products. It is applied in the quality control and processing optimization of PVC-U pipes, fittings, profiles, and sheets, ensuring proper fusion during extrusion or injection molding. The method helps manufacturers assess material processing consistency and predict product mechanical performance.
Related Standards
GB/T 28494-2012
Globe valves of thermoplastics materials
JB/T 51136-1999
Product quality grading of engine rubber seal
JB/T 51137-1999
Product quality grading of agricultural rubber dust boot
GB/T 19274-2003
Geosynthetics--Plastic geocell
GB/T 19472.1-2004
Polyethylene structure wall pipeline system for underground usage--Part 1:Polyethylene double wall corrugated pipes
GB/T 19470-2004
Geosythetics--Plastic geonet
GB/T 19472.2-2004
Polyethylene structure-wall piping system for underground usage--Part 2:Polyethylene spirally enwound structure-wall pipes
GB/T 19473.3-2004
Polybutylene(PB) piping systems for hot and cold water installations--Part 3:Fittings
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.