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VSP protective valve
The over/under pressure VSP 273 Safety Cock has been engineered in order to protect silos and hoppers against occasional over - and under - pressures which can be generated by :
Pneumatic filling
Blockage of the vacuum cleaning professional filter
Fermentations
Variations in temperature
Condensation
The VSP 273 has been designed to only work on roof.
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Pressure relief cock
- Reliable
- Compact form
- Maintenance free
- Use of non corrosive materials
- Easy disassembling and inspection |
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Donadon SDD offer a wide range of pressure relief cocks certified according to European Directives 97/23/CE (PED) and 94/9/CE (ATEX), and approved by Italian Naval Register (RINA).
Our protection valves may be flanged or threaded, suitable for use with any kind of fluid, at temperatures between -196 and +500 °C and pressure ranging from 0,2 to 400 bar.
Standard materials are: cast iron, carbon steel, stainless steel alloy steel and chrome steel.
We are available to consider special requirements develop customised solutions.
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The ASTER ball valve supplier, with full bore, is compact, flexible and easy for installing.
Blow-out proof system, with perfect air bubble sealing, does not need any maintenance, is equipped with wrapping seats ensuring long life cycles. The stem packing is composed of 3 professional seals: two o-rings for low pressure and an antifriction ring in PTFE for high pressure.
All cocks are tested at 25 bar pressure, for a period longer than 48 hours.
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| A broad line of Safety Relief Cocks is available from Conbraco for many applications, including commercial and industrial uses. We have valves for Hot Water boilers, valves for Low Pressure Steam, and High pressure taps for steam, air, and non-hazardous gas. Our safety relief valves are certified and made of high quality materials. Conbraco setting stations provide service you can count on, too. |
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| Protection valve type KSE/F, PN 16, angle-type body, certified, body material ductile cast iron EN-JS 1049 acc. to DIN EN 1563 (0.7043 DIN 1693), bellows made of TFM 1705 and seat replaceable, seat, plug and lifting aid made of PTFE carbon, epoxy coating, stainless steel nuts and bolts specifications, face to face for DN 25/50, 50/80 and 80/100: DIN EN 558-1 basic series 1, ISO 5752 series 1, face to face for 100/150: DIN 3320-3, flange connecting dimensions DIN EN 1092-2 type B, ISO 7005-2 type B or flanges drilled to ASME/ANSI B16.5 class 150. |
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1) Control all kinds of safety faucets for both oil and gas wells.
2) Pneumatically and manually opening wells are both available.
3) Pressure is being kept stable by automatic pressure compensation system.
4) Emergency shut down against fire,overload and pressure drop.
5) New controlling technology on hydraulic system with driven air line control.
6) Professional remote control is available.
7) Pressure range:35Mpa-140Mpa.
8) Control objects:SSV(Surface Safety Valve),SCSSV(Surface-Controlled Subsuface Subsurface Safety Valve),and Wing valve.
9) Control types:Single well control ,Single well with Multi-cocks.And Multi-Well with Multi-valves.
10)Control method:Pneumatically or manually. |
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| Protective valve test tables for testing safety and shutoff cocks from ½”up to 24”. The units are equipped with an automatic hydraulic clamping machine. All hydraulic tests and high pressure gas tests are possible. The benche can be equipped with all kind of options such as a digital bubble test, computer storage and printouts. |
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