Stauff SKK20-R 1/4 K-VD Coupling
Stauff
Product number: SKK20-R 1/4 K-VD Coupling
Producer: Stauff
Confirmed Rating:
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(4.1)
Rating Count: 13354
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Datasheets for Stauff SKK20-R 1/4 K-VD Coupling
Description for Stauff SKK20-R 1/4 K-VD Coupling
Test Couplings with piston valve for:▪ Hydraulic applications with low-viscosity fluids (e.g. water, cooling lubricants, etc.)▪ For high, pulsating pressures▪ For customer philosophy “Soft sealing / non metal to metal seal”▪ Pneumatic applications▪ Natural gas applications with DVGW requirement SKK-DVGW▪ Other gas applications without DVGW requirements SKK-GAS▪ Filling (flow in opposite direction) SKK-FÜLLArea of Application▪ Monitoring and control of pressure▪ Venting▪ Sampling in high- and low-pressure systems▪ Filling of accumulators (special filling-version)Advantages▪ Coupling at system pressure level▪ Leakproof connection before ball valve is open▪ Simple connection to measuring, control and switching devices▪ Self locking metal guard capMedia▪ Suitable for hydraulic oils and other mineral oil based fluids (Please pay attention to the sealing materials used)▪ For use in conjunction with other liquid or gaseous media please consult STAUFF▪ In case of ultimate tightness requirements for gaseous media, a special Gas-type is availableWorking Pressure▪ Max. working pressure 630 bar / 9137 PSI For SKK style G and K the recommended working pressure of fitting manufacturer has to be applied.▪ Joining under pressure up to 400 bar / 5801 PSI max.MaterialsMetal parts made of:▪ Steel, zinc/nickel-plated = C6F (CrVI-free)Optional:▪ Stainless Steel V2A (1.4305 / AISI 303) on request▪ Stainless Steel V4A (1.4571 / AISI 316Ti) on requestSealings made of:▪ P = NBR (Buna-N®) Temperature range -20 °C ... +100 °C / -4 °F ... +212 °F▪ V = FPM (Viton®) Temperature range -20 °C ... +200 °C / -4 °F ... +392 °F▪ E = EPDM (Ethylene Propylene Diene Rubber) for brake fluid, Temperature range -40 °C ... +150 °C / -40 °F ... +302 °FProtection Cap▪ The complete STAUFF Test-20-type-SKK range is also available with a hexagonal protection cap made of steel or plastic protection cap.
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