√8天堂资源地址中文在线,国产SM精品调教视频,国产欧美va欧美va香蕉在线,亚洲人成网站18禁止无码

EnglishEnglish 中文中文

Newscurrent location:HomeNews

Valve ball stable performance, long-term "secret"

date:[2017-11-20]     pk_hits:

If you want to valve ball stable performance, longer life, then we need to be aware of the following points:

1. before use

Apply water to clean the overcurrent portion of the pipe and body to prevent residual ferrite and other debris from entering the body cavity.

2. Using

If found in the use of subtle leakage at the filler, you can slightly tighten the stem nut, tight leaks can stop, can not continue to tighten.

3. When closed

Before overhauling the sphere valve, first close the shut-off valve on the ball valve, open the ball valve to be overhauled, and completely release the internal pressure of the valve body. If it is an electric ball valve or pneumatic ball valve, you should first disconnect the power and air supply.

Valve ball

4. Sealing material

General soft seal valve ball are used PTFE (PTFE) as a sealing material, hard sealing valve ball sealing surface made of metal surfacing. If you need to clean the pipe valve ball, remove the seal to be careful to prevent damage and leakage.

5. Bolt nut fixed

Flange valve ball disassembly, the flange bolts and nuts should be fixed, and then all the nuts a little tight, and finally hard fixed.

6. When cleaning

If the valve ball is cleaned, the solvent used must not conflict with the parts to be cleaned and will not corrode. If it is a gas-specific valve ball, you can use gasoline for cleaning, other parts can be washed with water in general. When cleaning, thoroughly clean the remaining dust, oil and other attachments, such as water can not be cleaned, without damaging the body and components under the premise of targeted cleaning with alcohol and other cleaning agents. After the cleaning is complete, the cleaning agent is completely evaporated before assembly.

7. Store

Long-term open storage, will lead to valve ball body and parts of the corrosion, can not be used normally. Valve ball storage should be rain, water, moisture, and the flange cover tightly. Valve balls stored for more than 12 months should be retested to ensure stable performance.


Contact Us

TEL: (86)0577-67319077

FAX: (86)0577-67319066

E-mail: qx@qxvalve.cn

Add: ANFENG INDUSTRIAL ZONE , OUBEI TOWN, WENZHOU, ZHEJIANG, CHINA 325105

National Advisory Order Hotline/

(86)0577-67319077

CopyRight 2015 ZHEJIANG RENXING VALVE CO.,LTD All Rights Reserved Address: ANFENG INDUSTRIAL ZONE, OUBEI TOWN, WENZHOU, ZHEJIANG, CHINA 325105 phone:(86)0577-67319077

丰县| 浑源县| 平远县| 屏山县| 镇安县| 辰溪县| 芜湖市| 类乌齐县| 潼南县| 同仁县| 石屏县| 卢氏县| 虞城县| 三河市| 惠州市| 南陵县| 正宁县| 金湖县| 于田县| 庆安县| 河北省| 平度市| 稻城县| 全椒县| 新河县| 延庆县| 星子县| 德昌县| 安龙县| 洛浦县| 托里县| 和静县| 石首市| 隆回县| 福海县| 乐平市| 阳信县| 巩义市| 前郭尔| 修文县| 聂拉木县|