The Z61Y-250 and Z61Y-320 durable High Pressure Flanged Gate Valve manufactured by JQF Valve factory are manual butt-welded connection valves with a single-rod wedge-shaped rigid single-disc design. The valve seat sealing surface material is hard alloy, with a nominal pressure of PN250~PN320. The valve body material is carbon steel high-temperature and high-pressure power station gate valve.
設計基準
設計規格: GB/T 12234-2007 構造の長さ GB / T 12221-2005 突合せ溶接接続サイズ NB/T 4704-2014 試験および検査 NB/T 4704-2014 圧力 - 温度: NB / T 4704-2014