| World's No. 1 Company with technology to protect metal products from rust and corrosion |
TAKENAKA SEISAKUSHO CO., Ltd.
|
 |
Address
|
578-0984 178, Hishie, Higashiosaka, Osaka Japan |
Telephone
|
+81-(0)6-6789-1555 |
Facsimile |
+81-(0)6-6782-2053 |
E-mail |
fastener@takenaka-mfg.co.jp |
Representative
|
Hirotada Takenaka |
Establishment |
1935 |
Capital |
46,800,000yen |
Employees |
150persons |
Main business |
Special steel precision nuts & bolts and electronic device products |
|


- Business Policy: Increasing value added by developing proprietary or differentiated products.
1) Staying on top of the world in the manufacture and sale of special steel precision screws; 2) Keeping the top share in the global market by expanding sale of rust and corrosion resistant TAKECOAT-1000 nuts and bolts; 3) Retaining a predominant position in the market of nuts and bolts for use in nuclear power plants; and 4) Developing, designing, and manufacturing motor control, image processing, electromagnetic induction heating products. ・Tokyo Office 1-9-6, Iwamoto-cho, Chiyoda-ku, Tokyo 101-0032 Japan Phone: +81-3-3862-5595 Fax: +81-3-3862-6177 E-mail:takenaka@violin.ocn.ne.jp ・Corrosion Engineering Divisin 1-7-8,Hishie,Higashiosaka,Osaka 578-0984 Japan Phone: +81-6-6782-2054 Fax: +81-6-6789-3270 ・Okajima Works 6-2-41, Minamiokajima, Taisho-ku, Osaka 551-0021 Japan Phone: +81-6-6552-3055 Fax: +81-6-6552-3057 ・Electronic Devices Division 178, Hishie, Higashiosaka, Osaka 578-0984 Japan Phone: +81-6-6789-3256 Fax: +81-6-6789-2346


-
| Materials |
Processing Technology |
Products |
|
Alloy steels, superalloy steels
|
Up to 350 mm in diameter Up to 3,000 mm in length Screw tolerance +-20 micron
|
Ultraprecision nuts/bolts
|
|
Difficult-to-machine materials
|
Precision forging (forging processing)
|
Nuts/bolts
|
Fluorocarbon polymer Ceramic
|
Coating technology
|
Metal products in general
|
|
|
Motor control technology
|
Servo amps Robot controller to take out plastic CD cases
|
|
|
Image processing technology
|
High speed parallel DSP boards Monitoring cameras
|
|
|
Electromagnetic induction heating technology
|
Heat control panels Food plate heaters
|


- Heat treatment technology, quality assurance technology, and ultraprecision processing technology for special steel precision screws
Precision machining technology and quality control technology Surface treatment technology to protect metal products from rust and corrosion Motor control, image processing, electromagnetic induction heating technology
Employee certifications: Grades 1 and 2 Lathe Operator, Corrosion Engineere Control Manager, Health Manager, Nondestructive Inspection, Information Technology Engineer, Electronic Device Assembly Engineer


-
| Name of Products |
Name of Components |
|
Rust and corrosion resistant bolts, structural components and metal parts (TAKECOAT-1000)
|
Trans-Tokyo Bay Highway Subway Waterworks Long Span Bridge between mainland and Shikoku Island Desalination plant (UAE,SADI-ARABIA)
|
|
Heat- and cold-resistant, long-term durable bolts, structural components and metal parts (TAKECOAT-CERAMIC 1)
|
Oil refining and petro-chemical complex Heat exchanger for chemical plant
|
|
Special steel precision screws, parts and metal parts, superalloy steel screws
|
Nuclear power plant High-temperature and high-pressure vessel and container
|
|
Motor control system
|
Super-small servo converter board
|
|
Image processing system
|
Image compression/expansion board Image checker
|
|
Electromagnetic induction heating system
|
Plate heater Supersonic flaw detector
|

- Construction/building, construction materials, construction hardwares, industrial products, metals, threads/wires, metal-processed products, precision machines, electronic devices

- Special precision nuts/bolts 300t a month
Nuts/bolts for nuclear power plants 20t a month Fluorocarbon polymer-coated nuts/bolts 150t a month

- NC lathe (Okuma LH35-N) /8 units
Fully-automatic screw manufacturing line (Tsugami T-ROL25) /4 lines Automatic rust and corrosion resistant surface treatment line (Kawasaki Hevy-Industry KRE-310) /4 units Heat treating (quench-and-temper) furnace for special steels (Toyo-ro Industries) /8 units Precision screw testing equipment /1 set Surface texture and contour measuring instrument (Tokyo Seimitsu Model 1800A-24) /1 unit

- 2 patents for a bolt integrated with washer
1 patent for junction component 1 patent for heat-insulating refractory installing structure 1 patent for corrosion resistant connecting component and concrete structure 1 utility model for anti-corotation bolt 3 utility models for washer-integral fastening 1 utility model for a bolt for fastening bow-shaped objects 2 registered designs for nut-washer fastening ring 1 registered design for a bolt

- Bolt Division & Corrosion Engineering Division: ISO9001-2000 (JQA-0872) certification
Electronic Devices Division: ISO9001-2000 (02QR-934) certification Bolt Division: 4 JIS (Japan Industrial Standard) approvals Approved and designated factory for manufacturing bolts for nuclear power plants (Approved by the Ministry of Economy, Trade and Industry) ASME/M, M, MS approved factory (US Nuclear Industry Standard) TUV approved factory (German approval for manufacturing pressure vessels) Rust/corrosion resistant bolts (TAKECOAT-1000): Approved by Civil Engineering Technical Center of the Ministry of Land, Infrastructure and Transportation; Dept. of Waterworks, Osaka Prefecture; and Osaka Municipal Waterworks Bureau

- Make-to-order production system

- Forging, machining/grinding/polishing, thread tapping & rolling/piercing, surface treatment 2 (coating, polishing, etc.), heat treatment, and assembly/wiring

-
http://www.takenaka-mfg.co.jp
TAKENAKA SEISAKUSHO CO., Ltd.
|
|