欧美一区二区三区日韩I天天色综合色I一区二区色I首尔之春在线观看Iwww.av在线播放I日韩一区二区精品I涩漫天堂I亚洲欧美日韩另类I丰满少妇影院I天堂在线免费视频Iwww色婷婷I免费看a网站I国产成人在线电影I九色丨蝌蚪丨成人I日日干日日摸I老头老太做爰xxx视频I精品人妻人人做人人爽夜夜爽I色婷婷av一区二区Iav大片免费在线观看I欧美brazzersI黄色一级带I中国美女一级片I欧美激情在线观看视频I欧美精品少妇I中出中文字幕

current location: Home   >> News >> Company news

All welded ball valve characteristics

All - welded ball valves have the following five main characteristics

1. The valve adopts carbon steel seamless steel pipe pressed into shape as an integral welded ball valve.

2. The stem is made of AISI303 stainless steel, and the valve body is made of AISI304 stainless steel, which has been finished and ground, and has excellent sealing performance and corrosion resistance.

3. Carbon reinforced PTFE inclined surface elastic sealing ring is used to seal the surface of the sphere under negative pressure, so that the sealing can reach zero leakage, long service life and other advantages.

4. All-welded ball valve connection: there are welding, thread, flange and other options for users. Transmission mode: handle, turbine, pneumatic, electric and other transmission structure, flexible and portable switch.

5. The valve is compact in structure, light in weight, easy to keep warm and easy to install.


主站蜘蛛池模板: 漾濞| 巩留县| 宁乡县| 循化| 临武县| 富源县| 和林格尔县| 泽普县| 金寨县| 莒南县| 贵州省| 巍山| 文山县| 沛县| 聂拉木县| 加查县| 伊宁县| 怀集县| 尖扎县| 全南县| 辰溪县| 永康市| 梓潼县| 临潭县| 高陵县| 阿合奇县| 舒城县| 军事| 曲沃县| 福海县| 连城县| 广宗县| 内黄县| 聊城市| 乡城县| 通化市| 新余市| 图们市| 奉新县| 通州区| 罗定市|