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  • Users: shabbirvora
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  1. shabbirvora

    Pig Launcher in 625

    Sorry but can somebody suggest who can do Pig Laucher and accesories in Body and internals in 625 grade and size 16" We just are not getting the right support. Thanks
  2. shabbirvora

    PED vs API

    Thanks to Xianglu & Garcia! One more question, as mentioned above, the design for valve from Europe which we are talking is based on API specs and leakage test is also to API as they confirm. But than why is it that they are not having API mark. (We found this case with more than one European...
  3. shabbirvora

    PED vs API

    We have vendor from Europe who is having design and calculation of valves to API standards and equaly the seat leakage test done as per API Standards. They are suggesting that the valves are Stamped and certified to PED and also bear the CE mark. But not the API mark. Can somebody suggest the...
  4. shabbirvora

    PTFE WITH 25 % GRAPHITE

    Thanks Plastx Their website detaild a smilar application like us in which product they have highlighted(Meldin 3000H);Presently we await literature and data sheet from them. Hope to have input from other veterans too. Cheers & thanks once again.
  5. shabbirvora

    PTFE WITH 25 % GRAPHITE

    WE ARE REQUESTED TO USE PTFE WITH 25 % GRAPHITE TO BE FORMED INTO RINGS FOR COMPRESSOR; CAN SOMEBODY HELP FOR SOURCE OF RAW MATERIAL FOR THE SAME ; THE SIZES ARE UPTO 200 MM AND SHARE USEFULL TIPS WHILE FORMING THE SAME AND THERE EXPERIENCE. THANKS
  6. shabbirvora

    Torque Data on motorised valve

    Hello to all; We are evaluating data for High Bore Gate / Globe Valves for Hydro carbon service. The valves in question are 30 to 42" Gate / Globe valve, #300 with 13%Cr trim; some of which are to be automised. Can any body share torque data(for evaluation) for the above valves or suggest some...
  7. shabbirvora

    Interpretation Double bloc and bleed

    Can somebody share the sizes they have used and also advise some technically sound equipment provider?
  8. shabbirvora

    Interpretation Double bloc and bleed

    We interpret double block and bleed function as DBB valve or manifolds used in instrumentations systems (Swagelok / Parker Style) But for Bigger size pipe line valves (around 12") the same terminology is used (Kuka/Kace catalogues) Can somebody add more on the mechanism of this type sealing...
  9. shabbirvora

    Instrumentation Tubing specification 316/316 L

    Thanks Kenvlach for your valuable input. You are correct annealed tubing have lower hardness. Since we are supposed to use this tubing with compression fittings the tubing odd to be around 80 Hrb. For correct assembly Compression fitting has to have higher hardness to bite the tubing and at the...
  10. shabbirvora

    Instrumentation Tubing specification 316/316 L

    We come regularly across Instrumentation Tubing which is manufatured to ASTM 269 A 213 Average Wall, Seamless, Cold Rolled, Annealed. This usually comes from some reputed manufacturers and The question arises is 1. They mention it is as grades 316/316 L; why not only 316 L 2. The confirmity...

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