The series of metal-wound gaskets are metal and non-metal composite gaskets with V-section metal strips and non-metal filling materials. They have excellent compression resilience, long-term safety and reliability, excellent resistance to high and low temperature and pressure fluctuation, and good adaptability to medium. They are suitable for chemical industry. Sealing of medium and high temperature, medium and high pressure equipment and pipeline flanges in industrial sectors such as ship, oil refining, petrochemical, metallurgy, energy and nuclear power.