久久精品国产亚洲AV成人,日韩内射美女人妻一区二区三区,国产成人亚洲精品青草天美,中文字幕人妻无码专区

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.