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DownLoad Catalogue

  • Paramater
  • Standards
  • Installation
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Working Principle:

The stem nut installed on the gate drives the gate to rise and fall by stem ratation while the stem itself does not rise or fall

 

Specifiction:

Bolt Bonnet;Wax-Sealed Bolt;Soft Seal(EPDM/NBR);Brass Stem Nut; Available Extant Stem;Handwheel Or Nut Operator

 

Technical Paramater:

Normal Size: DN40~DN600

Pressure Rate: DIN PN10/16/20

Working Temperature: 0℃~80℃

Working Medium: Water

 

 

 

Design: DIN 3352;

Manufacture: Factory STD;

Face To Face: DIN3202-F4;

Flange: DIN2531/2532/2533;

 

 

 

 

 

 

 

 

 

 

 

Installation Instructions:
1\Compare rated parameters required by the equipment with those indicated on the product to ensure that rated flow of the product meets the application requirements;
2\ Installation personnel must be trained and experienced to ensure that the installation work is completed smoothly
3\ A thorough inspection must be conducted after installation to ensure that the installation is correct;
4\ In order to ensure that no accidents will happen during installation, piping system must be thoroughly cleaned before installation of the product(and if necessary chemical reagent must be used) to ensure thate the piping system is clean, rust free and free from dirt, and all filter devices must the removed before flushing the ensure that the pipe is unobstructed;
5\ We recommend thate you install a temporary pipe in the place where pipe is installed for the equipment when you are performing initial cleaning on the system and install the equipment onto the pipe as soon as the flushing has been completed;
6\ Do not use the equipment in place where there are media containing grease or mineral oil and other high viscosity or corrosive media;
7\ Use flanges and corresponding bolts conforming to relevant standard for tightening.

 

Non-Rising Stem Resilient Gate Valve(IADXRF-NRSS-F4A)