This standard specifies the dichloromethane immersion test method for rigid polyvinyl chloride (PVC-U) pipes. This standard is used as a rapid quality control in the production process to characterize the plasticizing procedure and uniformity of the pipe. This standard applies to rigid polyvinyl chloride (PVC-U) pipes for various purposes.
GB/T 13526-2007 history
2007GB/T 13526-2007 Unplasticized polyvinyl chloride (PVC-U) pipes.Dichloromethane resistance test method
1992GB/T 13526-1992 Unplasticized polyvinyl chloride (PVC-U) pipes--Dichloromethane test