本产品由阀体、蝶板、密封圈、传动机构等主要部件组成。其结构采用三维偏心原理设计，弹性密封和硬软多层次密封兼容的加工新颖、使蝶阀在运行工作时，减少其扭矩力，达到省力、节能之功能。从而确保蝶阀整体的抗腐蚀、耐高温、抗磨损的可靠性。主要性能特点是：结构独特、型小轻便、操作灵活、省力、方便；密封可靠，可达到气密封无泄露；流量特性趋于直线调节性能最佳。

产品简介：                    
     法兰连接金属密封蝶阀是本厂研制开发的三偏心结构型金属密封蝶阀，此产品具有安全  可靠、流阻系数小，耐高温，适用于腐蚀性介质等特点。可作为调节和截止装置，广泛应用于蒸汽、热水、水、油品、煤气、天然气、化工、酸碱盐等工艺管路中。                    
Products Introduction:
Flanged connection metal-seat butterfly valves are the three-dimensioneccentric structure metal-seat butterfly valve which are developed by our factory. These products are safe and reliable, smallcoefficient of flow resistance, bear high temperature and suitable for corrosive medium and so on. They are widespreadused for steam, hot water, water, oil goods, gas, metallic, acid alkali and salt technical pipeline as the adjusting and stopping setting.

产品特点：                        
1、设计合理，结构紧凑，启闭迅速。            
2、开启力矩小，密封副无摩擦转动，阀门使用寿命长。                                    
3、更换阀体材质和密封圈复合夹层可适用不同介质。

Product Features:
1.Reasonable design, compact structure, opening and closing fast.
2.Small open torque, seat almost without attrition and long serving life.
3.Different body materials and seal ring compound folder layer are suitable for different medium.