在线无码看黄片,国产精品精品自在线拍,欧美亚洲日韩在线观看,国产青草视频免费视频,久久久久久久Aⅴ无码免费网站,久久精品这里热有精品

current location: Home   >> News >> Company news

Advantages of threaded butterfly valve

1. The butterfly valve has simple structure, small volume, light weight, small installation size and convenient installation.

2. The direction of flow in and out of the valve can be arbitrarily selected, with two-way function.

3. Horizontal pipe and vertical pipe can be installed.

4. Easy to operate, quick switching and accurate positioning. The handle only needs to be turned by 90° to realize the switch. The butterfly valve is fully open, 45° open and fully closed with the handle positioning.

5. Good sealing performance, using super austenitic stainless steel

6. Long life. Seats are made of epdm rubber for good resilience and long service life.

7. The butterfly valve can be used to regulate flow. The handle can be positioned at the Angle of 45°, so the disc can be half open to adjust the flow.