Valve installation precautions

Before the installation of the valve, the appearance inspection must be carried out to see if the nameplate of the lower valve meets the requirements of the current national standard "General Valve Marking" GB 12220. For the working pressure is greater than 1.0 MPa and the main pipe to play the role of cut-off sanitary valve, the installation before the intensity and tightness of the performance test, after passing the standard use. Strength test, the test pressure of 1.5 times the nominal pressure, the duration of not less than 5min, valve housing, packing no leakage was qualified. Cast steel ball valve tightness test, the test pressure of 1.1 times the nominal pressure; test pressure in the test duration should be consistent with GB 50243 standard requirements, no leakage valve flap sealing as qualified.

Industrial Casters is a general name, it includes swivel casters, rigid casters and brake casters. Usually the different kinds of casters are collocation used. The industrial casters are widely used in factories and mechanical equipments with a high overall strength and impact resistance.

The fork and metal parts were made by high quality steel, plated with zinc or chromium to avoid rusting. The wheel of industrial casters can be made by PP, PA6, Rubber or some other materials. The industrial ball bearing and Industrial roller bearing all can be used for it.

How to choose an exactly industrial caster? It depends on several different factors, such as the load quality, the working environment, the working temperature, the requirement of flexibility and so on. The load capacity and flexibility are depends on the size of wheel, the working temperature is depends on the material of wheel. If you are in need of it, please contact us, we can find out the appropriate casters to you.

As the quality, our casters have the certification proof and have received testing after production. The regular salt and spray test and load capacity test are taken in our every caster. We also have the SGS, IAF, TUV and CNAS certification to make our customers more confident about our products.

 

Industrial Casters

Industrial Casters, European Type Industrial Casters, Light Duty Industrial Casters, Medium Duty Industrial Casters

Ningbo Mywin Caster Co., Ltd. , http://www.mywin-caster.com