Features: 1) Application: store and transport various chemical liquid in chemical industry, metallurgy, electric power, mechanical, water drain 2) Made from polyvinyl chloride and fiber reinforced plastics 3) Corrosion resistant, worm and rust resistant 4) Good hydraulic performance 5) Durable under high temperature and high pressure 6) Lightweight, high intensity, diversified crafts 7) Long service life: more than 30 year 8) Easy to install and low repair expenditure Technical parameters: 1) Specific weight: 1.9kg/m? 2) Tensile strength of hoop: 550MPa 3) Tensile modulus of hoop: 24.6GPa 4) Tensile strength of axial: 150MPa 5) Tensile modulus of axial: 12.3GPa 6) Flexural strength: 115MPa 7) Flexural modulus: 10.9GPa 8) Impact strength of shearing: 97 9) Elongation at break: 0.3% 10) Compressive strength: 510MPa 11) Mean coefficient of linear expansion: 12 x 10~-6癈