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  • Users: Tomy-Met
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  1. Tomy-Met

    Welding Electrode Stainless steel to alloy steel

    Welding Experts Please advise the filler wire & electrode for weld joint between alloy steel pipe SA335P22 & Stainless steel pipe SA312TP321H?
  2. Tomy-Met

    Piping End Cap of Equivalent Material

    Hi, Please advise, We are going to Isolate Boiler HP steam pipeline by installing an Ellipsoidal END CAP. Material of the HP Steam Pipeline is 13CrMo44 and pipe OD is 219.8mm. As END CAP of this material (13CrMo44) is locally not available, so the Contractor is offering an equivalent material...
  3. Tomy-Met

    Hardfacing Overlay PWHT Requirements---- Urgent Please

    Gents, Please advise We have repaired (Cracks excavation & Weld overlay) disc seating of our HP Steam valve. Valve material is 13CrMo-44 and overlay filler was Stellite-6, Preheat of 200C was maintained. My Questions are; Is there any adverse effect associated with PWHT after hardafcing...
  4. Tomy-Met

    Feasibility of replacement SS 316L Pipe with PVC pipe in vacuum piping of Distiller.

    Dear Experts, Please advise We are facing Stress corrosion Cracking issue in Vacuum piping of Desalination plant distillers, where temperature would be around 70-100 C and pressure -1Bar, pipe material is SS 316 L. Stress corrosion cracking is due to chloride environment in distiller and my...
  5. Tomy-Met

    Pipe End Cap Design Thickness

    Gents! I am looking for your expert advise, please help. We need to isolate our distiller from boiler by cutting reheater line & installing and and end cap. Line Material: 10CrMo910, Dia: 609mm, Thick: 22.2mm, Pressure: 41bar, Temp: 530c I have calculated required thickness for hemispherical...
  6. Tomy-Met

    Gents, please advise me how can i c

    Gents, please advise me how can i calculate minimum required thickness of Boiler drum whose material is WB36 and maximum allowable stress value at the design temperature is unknown? Temperature coefficient is also unknown. Unknow means i didnt found this material and its relevant specs. in...
  7. Tomy-Met

    Dear Experts, I need your help and

    Dear Experts, I need your help and i am thankful in advance to everyone especially Sir Metengr. In our boiler steam drum we found some cracks in fillet welds (propagating from HAZ to Base metal) of feed water inlet nozzles. Drum material= WB 36 Shell thickness= 65mm Penetrating nozzle...

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