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Safety proportional spring valve ARI-SAFE 12.921 DN40*40
Availability: In stock
₴23,295.00
Short information
Nominal diameter: 40*40
Setting: 0.2-12.8 bar
Weight: 9.5 kg
SKU:
12.921-40
Details
Details
Safety proportional spring valve ARI-SAFE 12.921 DN40*40
The degree of opening changes in proportion to the amount of excess pressure over the set pressure. Full opening is achieved when the pressure is exceeded by 10%. With this series of valves, the diameter of the outlet pipe is equal to the diameter of the inlet pipe.
Features of ARI-SAFE safety valves:
- Full lift and proportional;
- Abrasion resistant seat and disc;
- Valves can be made with stainless steel or EPDM bellows, which eliminates the influence of back pressure, as well as contamination of the working environment;
- Versions with elastic seal available;
- Precision execution of the disk and guides;
- Built-in trigger sensor;
- Possibility of completing with a metal rupture disc when used in super-aggressive environments.
Main technical data:
- Nominal diameters: DN 15/15 – 100/100.
- Maximum operating temperature: +300 ˚С.
- Connection: flanged
Materials:
- Body - cast iron EN-JL 1040.
- Saddle - stainless steel 1.4571;
- Closure - stainless steel 1.4021+QT;
- Spring - stainless steel 51CrV4;
- Spindle - stainless steel 1.4021+QT.
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