国产三级精品三级在专区性色_狠狠欧美日韩精品久久_在线亚洲精品国产成人二区_一级片视频在线播放我不卡_日韩精品无码人成中字幕_色多多下载网站污污18禁_免费欧美一级黄色大片_中文字幕亚洲综合精品第一三区_午夜理论日本乱人伦片中文_在线天堂网最新版

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.