1、蝶阀主要控制参数为规格尺寸。
2、蝶阀为单板式风阀，其结构简单、加工方便、造价低廉、操作简便，但调节精度差，仅适用于通风与空调系统中作开关或粗调节的场合。
3、可手动、电动或拉链式操作，可90°范围任意角度固定。
4、由于单轴单阀板，承受力有限，在大压差、大流速条件下时阀门使用寿命短。该阀有密闭式与普通式之分，保温和非保温之分。
5、电动式蝶阀仅有双位式控制，电动执行机构与多叶阀相同。
德国Rexroth力士乐比例阀
原装，质量保证，部分型号现货
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