This standard specifies the definition, classification, requirements, test methods, inspection rules and marking, packaging, transportation and storage of insulating aluminum alloy profiles. This standard applies to building insulating aluminum alloy profiles processed by strip rolling (referred to as insulating profiles). Suitable for making building doors, windows, curtain walls, etc.
JG/T 175-2005 history
2011JG/T 175-2011 Insulating aluminum alloy profiles with thermal barrier for building
2005JG/T 175-2005 Insulating aluminum alloy profile with thermal barrier strip for construction