• What We Do
• Steel Plants
  • Ironmaking
  • Steelmaking
• Waste to Energy
  • Waste to Energy Plants
  • Resource Recycling
  • Soil/Groundwater Remediation
• Energy Solutions
  • On-site Energy Service / Co-generation
  • Biomass Power Generation
  • Geothermal Steam Production Facility
  • Energy-Saving CO₂ Absorption Process (ESCAP™)
• Oil and Gas
  • Oil and Gas Exploration Facilities
  • Marine Engineering and Construction
• Building Construction and Steel Structures
  • Building Construction
  • High-Tech Steel Structures
  • Response Control and Seismic Isolation Devices
  • Bridge Products
• Pipelines
  • Onshore Pipelines
  • Water Works
  • Energy Plants
• Business Creation
  • Palm Trunk
  • Biomass-to-ethanol Conversion Equipment
  • Submarine Resources Development
  • Large-scale Open Water Aquaculture System
  • Modified Coal Manufacturing Technology for Electricity Generation

NIPPON STEEL ENGINEERING CO., LTD. has laid many long-distance, large-diameter, high-pressure submarine pipelines for oil & gas projects, which meet demanding requirements for high reliability.