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  • NKJ61H真空截止阀 NKJ61H真空截止阀 主要结构特点及用途 1、真空截止阀主体采用铸锻结构，具有平行双密封副半强制双向密封，密封面到位运动和楔形块楔紧运动分步作用实现零泄漏。 2、密封面运动磨擦力小、启闭轻便，而且密封面磨损有自动补偿功能。 3、结构简单、紧凑、检修方便，使用寿命长。
  • J961Y焊接式电站截止阀 J961Y焊接式电站截止阀 J961Y焊接式电站截止阀 J961Y焊接式电站截止阀J961Y焊接式电站截止阀J961Y焊接式电站截止阀
  • J61Y电站截止阀 J61Y电站截止阀 J61Y电站截止阀 J61Y焊接式针型截止阀 J61Y焊接式针型截止阀 J61Y焊接式针型截止阀 J61Y焊接式针型截止阀J61Y焊接式针型截止阀J61Y焊接式针型截止阀J61Y焊接式针型截止阀J61Y焊接式针型截止阀J61Y焊接式针型截止阀J61Y焊接式针型截止阀
  • J61H焊接式截止阀 J61H焊接式截止阀 J61H焊接式截止阀J61H 焊接式截止阀J61H 焊接式截止阀J61H 焊接式截止阀J61H 焊接式截止阀J61H 焊接式截止阀J61H 焊接式截止阀J61H 焊接式截止阀J61H 焊接式截止阀J61H 焊接式截止阀J61H 焊接式截止阀J61H 焊接式截止阀J61H 焊接式截止阀J61H 焊接...
  • J44H角式截止阀 J44H角式截止阀 J44H角式截止阀 J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角式截止阀J44H角...
  • J41H锻钢截止阀 J41H锻钢截止阀 J41H/Y/W 手动法兰截止阀，适用于石油、化工、制药、化肥、电力行业等各种工况的管路上，切断或接通管路介质。适用介质为：水、油品、蒸汽、酸性介质等。操作方式有：手动、齿轮传动、电动、气动等。
  • J41H铸钢法兰截止阀 J41H铸钢法兰截止阀 J41H铸钢法兰截止阀J41H铸钢法兰截止阀J41H铸钢法兰截止阀J41H铸钢法兰截止阀J41H铸钢法兰截止阀J41H铸钢法兰截止阀J41H铸钢法兰截止阀J41H铸钢法兰截止阀J41H铸钢法兰截止阀J41H铸钢法兰截止阀
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