Pressure Vessel Design, Fabrication & Maintenance Services

At Tanisha Engineering, we specialize in providing end-to-end solutions for pressure vessels to serve diverse industries—chemical, petrochemical, oil & gas, pharmaceuticals, power, food processing, and more. Our comprehensive offerings ensure safety, durability, and regulatory compliance.

Our Storage Tank Services

Custom Design & Engineering
  • Detailed design per ASME, EN, API, or client-specified standards
  • Finite Element Analysis (FEA) and stress calculations
  • Material selection (carbon steel, stainless steel, alloy, etc.)
  • Nozzle layouts, pipe connections, accessories integration
Fabrication & Welding
  • Heavy plate and shell rolling, forming, and machining
  • Skilled TIG, MIG, SAW, Submerged Arc, and orbital welding
  • Welding procedure development and qualification (WPS/PQR)
  • Inspection and repair of weld defects
Heat Treatment & Stress Relieving
  • Controlled post-weld heat treatments (PWHT)
  • Normalizing, annealing, tempering as needed
  • Residual stress management to improve long-term performance
Surface Treatment & Coating
  • Sand blasting, shot blasting, surface preparation
  • Primer, epoxy, polyurethane, or specialty coatings
  • Internal lining (rubber, glass-lined, PTFE, etc.) for corrosion resistance
Inspection, Testing & Quality Assurance
  • Non-Destructive Testing (NDT): radiography (RT), ultrasonic test (UT), magnetic particle (MPI), dye penetrant (DPI), etc.
  • Hydrostatic, pneumatic pressure tests
  • Dimensional checks, weld inspection, material traceability
  • Third-party inspection coordination
Installation, Erection & Commissioning
  • Site transportation, rigging, and hoisting support
  • Alignment, leveling, and structural integration
  • Pre-commissioning checks, pressure test, leak tightness validation
Maintenance, Repair & Refurbishment
  • Scheduled inspections and preventive maintenance
  • Weld repairs, section replacements, strengthening
  • Internal cleaning, re-coating, retesting
  • Retrofitting or upgrade of existing vessels to meet new codes
Decommissioning & Safe Disposal (if required)
  • Controlled shutdown, venting, depressurization
  • Safe dismantling, cutting, and removal
  • Environmentally responsible disposal or recycling

Why Choose Tanisha Engineering?

  • Certified Expertise: Conformance to international standards and codes (e.g. ASME, EN)
  • Quality-Driven Process: Stringent QA/QC at every stage from raw material to final testing
  • Experienced Team: Skilled engineers, welders, and field technicians
  • On-time Delivery: Reliable project management and scheduling
  • Customer-Centric Approach: Custom solutions to match client performance, design, and budget needs
  • Safety & Compliance: Adherence to statutory and safety norms across operations