This standard specifies the definition, product classification and model, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of polyvinyl chloride (PVC) door and window supports. This standard applies to positioning supports for casement polyvinyl chloride (PVC) windows.
JG/T 128-2000 history
2017JG/T 128-2017 Building door and window hardware supports
2007JG/T 128-2007 Building hardware for windows and doors -Stay arms
2000JG/T 128-2000 Stay of rigid polyvinyl chloride window and door