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© 2006 Swagelok Company. Swagelok Medium-Pressure Tube Fittings Pressures up to 15 000 psig (1034 bar)

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Presentation on theme: "© 2006 Swagelok Company. Swagelok Medium-Pressure Tube Fittings Pressures up to 15 000 psig (1034 bar)"— Presentation transcript:

1 © 2006 Swagelok Company. Swagelok Medium-Pressure Tube Fittings Pressures up to psig (1034 bar)

2 © 2006 Swagelok Company. Product Features  Reliable leak-tight installation and reassembly  Gas seal  Small molecule applications  Variety of applications  Cold-drawn 1/8-hard tubing  Heavy-wall annealed tubing  Quick and easy installation  Assembly by one full turn  Can also be assembled by torque  Gaugeable  Cartridge assembly

3 © 2006 Swagelok Company. Tube Fitting Specifications  Working Pressure  Vacuum to psig (1034 bar)  Temperature range  – 40 to 1000°F (– 40 to 537°C)*  316 stainless steel construction *Elevated temperature factors apply

4 © 2006 Swagelok Company. Leak-Tight Seal Male Nut Female Body Dynamic Wedge Leak-Tight Gas Seal Front Ferrule Back Ferrule Tube Grip

5 © 2006 Swagelok Company. Medium-Pressure Tube Fitting Hinging and Colleting Action

6 © 2006 Swagelok Company. Medium-Pressure Tube Fitting Hinging and Colleting Action Tube Grip

7 © 2006 Swagelok Company. Medium-Pressure Tube Fitting Hinging and Colleting Action Gas Seal

8 © 2006 Swagelok Company. Medium-Pressure Tube Fitting Hinging and Colleting Action Vibration Resistance

9 © 2006 Swagelok Company. Surface Carburization Technology Enhanced corrosion resistance Tool steel-like hardness Patented Swagelok heat treating process Low-temperature carburization Improved wear resistance

10 © 2006 Swagelok Company. Increases the hardness of 316 SS more than 300 % Low-Temperature Carburization Hardness (HV25) Distance from surface (μm)

11 © 2006 Swagelok Company. Pitting corrosion resistance similar to high nickel alloys Corrosion Resistance 1 ⅹ ⅹ ⅹ ⅹ ⅹ ⅹ Current Density (A/cm 2 ) Potential (mV, SSC) LTCSS 316 SS Pitting Onset

12 © 2006 Swagelok Company. Corrosion Resistance Untreated Specimen LTCSS Carburized Specimen ASTM G61 test for electrochemical pitting potential (Ep) in chloride solution Similar to nickel alloys

13 © 2006 Swagelok Company. Carburization Hinging and colleting action Robust tube grip Leak-tight gas seal Vibration protection Corrosion resistant Wide variety of system media Extraordinarily hard Works on a wide range of tubing materials and hardness Austenite ductility with carbide-like hardness Wear resistant Allows for remakeability Summary

14 © 2006 Swagelok Company. Dynamic Wedge Assembly by torque Gaugeable and remakeable

15 © 2006 Swagelok Company. Assembly by Torque Nut Displacement Torque Assembly versus Nut DisplacementFinite Element Analysis of Assembly

16 © 2006 Swagelok Company. Preassembled Cartridge  Correct ferrule and nut orientation  Proper installation into the body  Visual confirmation that both ferrules are present

17 © 2006 Swagelok Company. Medium-Pressure Ferrules Visually distinct Color-coded for visual distinction Industry standard for hydrogen Patented low-temperature case hardened

18 © 2006 Swagelok Company. Cartridge Assembly

19 © 2006 Swagelok Company. Cartridge Assembly

20 © 2006 Swagelok Company. Cartridge Assembly

21 © 2006 Swagelok Company. Cartridge Assembly

22 © 2006 Swagelok Company. Cartridge Assembly

23 © 2006 Swagelok Company. Cartridge Assembly

24 © 2006 Swagelok Company. Cartridge Assembly

25 © 2006 Swagelok Company. Cartridge Assembly

26 © 2006 Swagelok Company. Cartridge Assembly

27 © 2006 Swagelok Company. Cartridge Assembly

28 © 2006 Swagelok Company. Cartridge Assembly

29 © 2006 Swagelok Company. Installation

30 © 2006 Swagelok Company. Product Offering  Fittings and adapters  1/4, 3/8, and 1/2 inch sizes  Straights and shapes

31 © 2006 Swagelok Company. Product Testing The big three:  Gas seal  Vibration resistance  Tube grip European Integrated Hydrogen Project (EIHP) 12B Continuous testing of randomly selected samples from production Product Test Reports (PTRs)

32 © 2006 Swagelok Company. Summary Easy installation – no special tools required Assembly by one full turn or torque Leak-tight gas seal with initial installation and with each reassembly Consistent gaugeability upon initial installation Simple two-piece construction, body and cartridge Leak-tight performance on heavy-wall annealed or cold-drawn 1/8-hard stainless steel tubing


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