MENU

What We Do

Steel Plants

 IMG

“Supporting Quality as a Reliable Partner of Steel Manufacturers”

Nippon Steel & Sumikin Engineering Co., Ltd. (NSENGI) originated from a steel manufacturing company. We draw on our substantial knowledge, technology and experience to provide high-quality, environmentally-friendly and energy-saving equipment for steel plants.

Display change

Ironmaking

Dry Desulfurization and Denitrification System

Dry Desulfurization and Denitrification System

Dry Desulfurization and Denitrification System

Our dry desulfurization and denitrification system can independently remove sulfur oxides (SOx), nitrogen oxides (NOx), dust and dioxin all at once with activated coke. The technology is firmly established today, with ten systems delivered in Japan and three overseas.

Read more...

Coke Dry Quenching (CDQ) System

Coke Dry Quenching (CDQ) System

Coke Dry Quenching (CDQ) System

CDQ is a heat recovery system to cool the hot coke from coke ovens. It is one of the most renowned energy-efficient and environmentally-friendly facilities within steel production.

Read more...

Coal Moisture Control (CMC) System

Coal Moisture Control (CMC) System

Coal Moisture Control (CMC) System

A CMC system is a plant for drying the coking coal that is charged into a coke oven from 10% to approximately 6% moisture content. Charging dried coking coal into a coke oven brings a variety of merits, such as energy saving, improved coke quality, and increased coke production.

Read more...

COG Desulfurization Equipment (NSNNF™)

COG Desulfurization Equipment (NSNNF™)

COG Desulfurization Equipment (NSNNF™)

NSNNF™ is desulfurization equipment capable of reducing the concentration of substances such as H2S present in COG to extremely low levels. This is a non-polluting process in which the removed sulfur is recovered as sulfuric acid.

Read more...

Energy-Saving CO<sub>2</sub> Absorption Process (ESCAP™)

Energy-Saving CO2 Absorption Process (ESCAP™)

Energy-Saving CO<sub>2</sub> Absorption Process (ESCAP™)

ESCAP™ is an energy-saving CO2 absorption process that enables the separation and recovery of high-purity CO2 from gases including CO2, using significantly reduced amounts of energy.

Read more...

NSENGI's Energy-saving Blast Furnace

NSENGI's Energy-saving Blast Furnace

NSENGI's Energy-saving Blast Furnace

Nippon Steel & Sumikin Engineering Co., Ltd. is capable of providing a complete set of the world's largest, most advanced Blast Furnace facilities on a full turnkey basis, enabling high-efficiency and energy-saving operations with the possibility of cutting the reducing agent rate (RAR) by 10%.

Read more...

NSENGI Original Short-construction-period Blast Furnace Revamping

NSENGI Original Short-construction-period Blast Furnace Revamping

NSENGI Original Short-construction-period Blast Furnace Revamping

Nippon Steel & Sumikin Engineering Co., Ltd. possesses state-of-the-art construction technologies, including 50-day ultra-short-period Revamping technology. These enable us to provide a variety of Revamping proposals that achieve short construction periods regardless of Furnace volume, in accordance with our clients' needs.

Read more...

Top Charging System

Top Charging System

Top Charging System

A top charging system that enables a reduction in the molten pig iron unit requirement by $1.10–4.40/t-pig (CO2 conversion: 17.2–69.0 kg/t-pig)

Read more...

Cast-in Steel Pipe Copper Stave Cooler

Cast-in Steel Pipe Copper Stave Cooler

Cast-in Steel Pipe Copper Stave Cooler

A next-generation copper stave with a long life of over 20 years that is capable of reducing coke consumption by approximately 14,000 ton/year.

Read more...

Casthouse Machinery

Casthouse Machinery

Casthouse Machinery

Casthouse machinery that enables a 40% reduction in tapping frequency through prolongation of tapping time, thus contributing to the stable operation of the blast furnace.

Read more...

Pulverized Coal Injection (PCI) System

Pulverized Coal Injection (PCI) System

Pulverized Coal Injection (PCI) System

A simple and low-cost PCI system

Read more...

Blast Furnace Gas Cleaning Plant

Blast Furnace Gas Cleaning Plant

Blast Furnace Gas Cleaning Plant

A blast furnace gas cleaning plant capable of 30% (+$0.83/t-pig) more TRT power generation than the conventional wet-type method, and 6% (+$0.21/t-pig) more than the conventional dry-type bag filter method.

Read more...

High-efficiency, Long-life Hot Stove

High-efficiency, Long-life Hot Stove

High-efficiency, Long-life Hot Stove

A high-efficiency, long-life hot stove that enables a $2.10/t-pig reduction in molten iron unit consumption.

Read more...

High-efficiency Waste Gas Heat Recovery System

High-efficiency Waste Gas Heat Recovery System

High-efficiency Waste Gas Heat Recovery System

High-efficiency waste gas heat recovery system that enables a long lifespan of 40 years and 40% fuel cost reduction

Read more...

Total Solution Proposal for Ironmaking

Total Solution Proposal for Ironmaking

Total Solution Proposal for Ironmaking

Proposals for a variety of solutions through facility and operations diagnostics.

Read more...

Direct-Reduced Iron Process (DRI)

Direct-Reduced Iron Process (DRI)

Direct-Reduced Iron Process (DRI)

Nippon Steel & Sumikin Engineering Co., Ltd. provides new iron source technology that enables the achievement of productivity improvements, operational cost reductions, CO2 emissions reductions, and capital investment reductions through the optimal combination of Tenova HYL and Danieli's natural gas-based direct-reduced iron technology (ENERGIRON) with our blast furnace equipment technology and syngas production technology. This technology is aimed at blast furnace-operating integrated steel mills and regions where there is no production of natural gas.

Read more...

Rotary Hearth Furnace (RHF)

Rotary Hearth Furnace (RHF)

Rotary Hearth Furnace (RHF)

A rotary hearth furnace is a direct-reduction device that enables to recover valuable metals from dust produced during the steelmaking process, as well as to produce direct-reduced iron from fine ore.

Read more...

Dry Desulfurization and Denitrification System

Dry Desulfurization and Denitrification System

Coke Dry Quenching (CDQ) System

Coke Dry Quenching (CDQ) System

Coal Moisture Control (CMC) System

Coal Moisture Control (CMC) System

COG Desulfurization Equipment (NSNNF™)

COG Desulfurization Equipment (NSNNF™)

Energy-Saving CO<sub>2</sub> Absorption Process (ESCAP™)

Energy-Saving CO2 Absorption Process (ESCAP™)

NSENGI's Energy-saving Blast Furnace

NSENGI's Energy-saving Blast Furnace

NSENGI Original Short-construction-period Blast Furnace Revamping

NSENGI Original Short-construction-period Blast Furnace Revamping

Top Charging System

Top Charging System

Cast-in Steel Pipe Copper Stave Cooler

Cast-in Steel Pipe Copper Stave Cooler

Casthouse Machinery

Casthouse Machinery

Pulverized Coal Injection (PCI) System

Pulverized Coal Injection (PCI) System

Blast Furnace Gas Cleaning Plant

Blast Furnace Gas Cleaning Plant

High-efficiency, Long-life Hot Stove

High-efficiency, Long-life Hot Stove

High-efficiency Waste Gas Heat Recovery System

High-efficiency Waste Gas Heat Recovery System

Total Solution Proposal for Ironmaking

Total Solution Proposal for Ironmaking

Direct-Reduced Iron Process (DRI)

Direct-Reduced Iron Process (DRI)

Rotary Hearth Furnace (RHF)

Rotary Hearth Furnace (RHF)

Steelmaking plant

Steelmaking plant

Basic Oxygen Furnace (BOF)

Basic Oxygen Furnace (BOF)

Oxygen Converter Gas Treatment System (OG)

Oxygen Converter Gas Treatment System (OG)

Hot Metal Pre-treatment Facility (Kanbara Reactor; KR)

Hot Metal Pre-treatment Facility (Kanbara Reactor; KR)

RH Degasser (RH)

RH Degasser (RH)

Electric Arc Furnace (EAF)

Electric Arc Furnace (EAF)

Bloom Continuous Caster for Special Steel

Bloom Continuous Caster for Special Steel

Slab Continuous Caster (SL-CC)

Slab Continuous Caster (SL-CC)

NS-Tundish Plasma Heater

NS-Tundish Plasma Heater

NS In-Mold Electromagnetic Stirrer (M-EMS)

NS In-Mold Electromagnetic Stirrer (M-EMS)

Regenerative Burner-type Reheating Furnace

Regenerative Burner-type Reheating Furnace

Section Rolling Mill

Section Rolling Mill

Continuous Hot-Dip Galvanizing Line (CGL), Continuous Annealing and Processing Line (C.A.P.L.™)

Continuous Hot-Dip Galvanizing Line (CGL), Continuous Annealing and Processing Line (C.A.P.L.™)

Annealing Furnace

Annealing Furnace

NSblade™ / Advanced Air Knife for Continuous Hot-dip Galvanizing Line

NSblade™ / Advanced Air Knife for Continuous Hot-dip Galvanizing Line

Skinpass mill, Tension Leveller

Skinpass mill, Tension Leveller

Electrolytic Tinning Line

Electrolytic Tinning Line

Color Coating Line (CCL)

Color Coating Line (CCL)

go to TOP