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不锈钢蝶阀的优点：
Advantages of stainless steel butterfly valve:
1、启闭方便迅速、省力、流体阻力小，可以经常操作。
1. The opening and closing are convenient, quick, labor-saving, with small fluid resistance, and can be operated frequently.
2、结构简单，体积小，重量轻。
2. Simple structure, small volume and light weight.
3、可以运送泥浆，在管道口积存液体最少。
3. The mud can be transported, and the minimum liquid can be accumulated at the pipe mouth.
4、低压下，可以实现良好的密封。
4. Under low pressure, good sealing can be achieved.
5、调节性能好。
5. Good regulation performance.