T/SGX 009-2021
High density polyethylene (HDPE) plastic pipes for buried power cables (English Version)
- Standard No.
- T/SGX 009-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/SGX 009-2021
- Scope
- Casing physical and mechanical properties ring stiffness (kN/m2) requirements: SN8≥8, SN10≥10, SN12.5≥12.5, SN16≥16, SN24≥24 Density (g/cm3) requirements: 0.93~0.97 Vicat softening temperature (°C) requirements: Method A, ≥120 Flat test requirements: Compression deformation is 50% of the outer diameter, no breakage or separation Drop hammer impact requirements: No breakage after 10 impacts Tensile strength (MPa) requirements: Casing tensile Strength: ≥18; Pullout strength of electrofusion joint: ≥18; Strength of butt weld joint: ≥18 Elongation at break (%) requirement: ≥350 Oxidation induction time (min) requirement: 210℃, ≥20
T/SGX 009-2021 history
- 2021 T/SGX 009-2021 High density polyethylene (HDPE) plastic pipes for buried power cables
