SYSTEM DESIGN PROCESS PLANT PIPING …

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1OVERVIEW OFPROCESS PLANT PIPINGSYSTEM DESIGNBy: Vincent A. CarucciCarmagen Engineering, SystemPiping SYSTEM : conveys fluid betweenlocationsPiping SYSTEM includes: Pipe Fittings ( elbows, reducers, branch connections, etc.) Flanges, gaskets, bolting Valves Pipe supports3ASME DESIGN Materials Fabrication Petroleum refineries Chemical plants Pharmaceutical plants Textile plants Paper plants Semiconductorplants Cryogenic plants Erection Inspection Testing Provides requirements for: For PROCESS plants including4Scope of ASME PIPING and PIPING components, all fluidservices: Raw, intermediate, and finished chemicals Petroleum products Gas, steam, air, and water Fluidized solids Refrigerants Cryogenic fluids Interconnections within packaged equipment Scope exclusions specified5Strength Yield and Tensile Strength Creep Strength Fatigue Strength Alloy Content material Grain size Steel Production Process6Stress - Strain DiagramSABCE7Corrosion Resistance Deterioration of metal by chemical orelectrochemical action Most important factor to consider Corrosion allowance added thickness Alloying increases corrosion resistance8Piping SYSTEM CorrosionGeneral orUniformCorrosionUniform metal loss.

Piping System Corrosion General or Uniform ... Identify material specification of flange A-182 Gr, F11 2. Determine Material Group No. (Table 4.2) Group 1.9 3.

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