... x Soc), sizes ranging from 20 to 63mm, approved by SAI, ISO. Features:Material: PolypropyleneSizes: 20 to 63 mmPressure Rating ... or other colors available upon requestConnection: socket fusion jointStandard: ISO 15874: 2003Certification: SAI, ISO9001, ISO14001, OHSAS18001Applications: cold ... not be covered with dirt, not be contaminated by bacteriumLower installation costs: light weight and ease of ...