Johansing Iron Works
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  ASME Pressure Vessels
  Complete Heat Exchanger Services
  Process Piping and Skid Mounted Systems
  In-house Boiler Fabrication, Repair and Piping
  Metal Tanks
  Structural Steel, Custom Fabrication and Machining
  Vertical Storage Tank Oakland
ASME “U”, “S” & “R” Stamp
ASME Section VIII, Division 1 & TUV
Welding to ASME Section IX
ASME Code design and calculations
ASME certified welding procedures

Over the last 30 years, we have developed a hard earned reputation for providing quality products knowing our reputation is dependent on each project that goes through our shop. We provide the customer care, communication and attention to details that every project requires. We deal with engineering specifications from all around the world, each with their own unique requirements. Please take the time to review our projects and services and see if we might be a good fit for you. Thank you.

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High Pressure Custom Vessels     Horizontal Vessel with Half Jacket     Horizontal Vessels     Jacket Vessel     Vertical Vessels     Crystal Growing Chamber     High End Structural Steel Frame     Kiosk for Oakland Estuary     Research Project     Stanchion Assembly     I-Beam Structural Skids     10' x 17' Structural Steel Encasement     Deaerator     Custom Stainless Steel Tank     Rectangular Tank     Teflon Lined Tank     Vertical Storage Tank     Vertical Storage Tank     Filter System     Filtration System     Gas Separation System     Gas Separation System     Skid Mounted Tower     Hydrogen Cooler     Large Lube Oil Cooler Bundle     Large Re-tubed Heat Exchanger     Replacement Tube Bundle     Shell-and-Tube Heat Exchangers     Stainless Steel U-Tube Bundle     Stainless Steel U-Tube Bundle     Tomato Paste Heater     Boiler    
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