Katup Kupu-Kupu Logam Ke Logam, Eksentrik tiga kali lipat, Bi-arah, Poros Diperpanjang, Fitur, Harga

The sealing ring of the metal to metal seated butterfly valve is completely made of metal material, and there is no interlayer made of non-metallic materials such as PTFE, graphite, rubber asbestos board, etc. The valve will not be washed by high-speed fluid when the valve is fully opened or partially opened. The sealing ring is damaged, which greatly improves the service life of the valve. 

Tidak hanya dapat dimatikan dengan andal pada tekanan hulu, tetapi juga pada tekanan balik atau tekanan balik jauh lebih besar daripada tekanan hulu.