Regency Steel Japan (RSJ) is the manufacturing and solution provider of treating high end steel products, known internationally.

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Greeting

Regency Steel Japan Limited (RSJ) was founded by joint venture of FELS Offshore Pte. Ltd. of Singapore and Mitsui Bussan Steel Trade Co., Ltd. in December, 2004. (In 2010, Mitsui & Co., Ltd. acquired the shares from Mitsui Bussan Steel Trade Co. Ltd.) In June 2009, RSJ welcomed our third party shareholder, Nippon Steel & Sumitomo Metal Corporation.

As a leading company of Rack & Chord for Jack-Up rigs which is used for drilling in offshore oil fields and gas fields in the world. RSJ is well positioned in the field of offshore structure and steel making facility such as large welded structure and extra-thick special pipe. Moreover, RSJ has been expanding heat treatment business in recent years.

In addition to our previous manufacturing system, it has been able to establish a strong strengthening productions by NSSMC’s capital participation. RSJ will promise to work on product manufacture for our customers` satisfaction as never before.

Major Business Areas

Offshore Photo

Offshore

Rack and Chord for Jack-Up Rig

Rack & Chord made by our company is used on many Jack-Up Rigs that operate in the major sea areas in the world.

Steel Plant Photo

Steel Plant

Our fabrication skill is inherited from our former company of Nippon Steel & Sumikin Engineering Co. Ltd., and it has been highly esteemed from many customers.

There are many fabrication and supply records of extra-large welded structures such as blast furnaces and converters to major domestic steel makers.

Steel Pipes and Tubes for Structure Photo

Steel Pipes and Tubes for Structure

Steel pipes for structures are fabricated with our large bending roll and pressing machines. RSJ is one of few domestic companies able to fabricate bending over 100mm thickness steel plate. This valued skill is adopted for Tokyo Sky Tree and Tokyo International Airport (Haneda) D-runway jacket.

Heat Treatment Photo

Heat Treatment

Our heat treatment facilities – furnace and cooling bath – are capable of variety of heat treatment such as extra-thick material and large welded structures.

Supply Record
 

Offshore

Rack and Chord for Jack-Up Rig   Supply record 85 units (as of January 2018)
Rack and Chord for Jack-Up Rig
Nippon Steel & Sumitomo Metal Corporation and RSJの基数&重量による実績グラフ

Rack

◆ Rack

Rack and Chord

◆ Rack and Chord

Heat Treatment

◆ Heat Treatment

Major Jack-Up Rig Design
KFELS B Class
Leg Length
517 ft
Rack Thickness
177.8 mm
Chord Thickness
57.15 mm
Max Water Depth
400 ft
Max Drilling Depth
30,000 ft
Material
EQ70

KFELS N Class
Leg Length
568 ft
Rack Thickness
177.8 mm
Chord Thickness
82.55 mm,110 mm,115 mm
Max Water Depth
492 ft
Max Drilling Depth
40,000 ft
Material
WEL-TEN780Mod-060

KFELS Multi-Purpose Self-Elevating Platform (MPSEP)
Leg Length
348 ft
Rack Thickness
177.8 mm
Chord Thickness
57.15 mm,82.55 mm
Max Water Depth
213 ft
Max Drilling Depth
Material
WEL-TEN780Mod-040

MSC CJ70-X150-MD
Leg Length
678 ft
Rack Thickness
210.0 mm
Chord Thickness
62.5 mm,82.5 mm,95.0 mm,120.0 mm
Max Water Depth
400 ft
Max Drilling Depth
30,000 ft
Material
EQ70

Large Welded Structure for Steel Making Facility

◆ Blast Furnace Tuyere Mantel

◆ Steel Converter

◆ Hot Stove Furnace

◆ Hearth Roll for Continuous Annealing Equipment (CAPL)

Extra thick Large Diameter Pipe

Extra thick Large Diameter Pipe Photo01
Extra thick Large Diameter Pipe Photo02
Center Pole for Offshore Wind Turbine
Specification
SBHS700W
Tensile Strength (TS)
780 ~ 930 N/㎟
Yield Point (YP)
≧ 700 N/㎟
Thickness
11 ~ 75 mm
Outer Diameter
1,800 mm
Length
30,500 mm (max)

Steel Pipe for Tokyo International Airport (Haneda)
Specification
SM570-Z25S
Tensile Strength (TS)
570 ~ 720 N/㎟
Yield Point (YP)
≧ 420 N/㎟
Thickness
18 ~ 70 mm
Outer Diameter
1,000 mm
Length
21,000 mm (max)

Steel Pipe for Tokyo Skytree
Specification
BT-HT500C
BT-HT630C
Tensile Strength (TS)
590 ~ 740 N/㎟
780 ~ 930 N/㎟
Yield Point (YP)
500 ~ 650 N/㎟
630 ~ 750 N/㎟
Thickness
36 ~ 100 mm
Outer Diameter
1,100 ~ 2,300 mm
Length
10,000 mm (max)

Others

Spherical Shell Tank for LNG Vessel (Aluminum) Photo

◆ Spherical Shell Tank for LNG Vessel (Aluminum)

Rotary Kiln Photo

◆ Rotary Kiln

Shield Parts Bending (Stainless Steel) Photo

◆ Shield Parts Bending (Stainless Steel)

Jacket Top Leg Photo

◆ Jacket Top Leg