... expansion coefficient. Features: Material: Polypropylene (Korea Hyosung, R200P)Pressure Rating: 1.6, 2.0, 2.5MPaSize: 20-75mmStandard: ISO 15874: 2003, DIN8077-8078Certification: ISO9001 ... , ISO14001, AENORColor: Green, White, Grey etc. Advantages:1. High temperature and pressure ...