About Us

History

1933 Founded as Sanyo Steel Works
1935 Incorporation registered
Bearing steel production begun
1939 Listed on Osaka Securities Exchange (OSE)
Designated by government as an authorized bearing steel mill
1954 Listed on Tokyo Stock Exchange (TSE)
1959 Renamed as Sanyo Special Steel Co., Ltd.
Seamless steel tube plant (2,000-t hot extrusion press) completed
1960 Cogging mill and large diameter bar rolling mill completed
1963 Merged with Osaka Special Steel Co., Ltd.
1965 Corporate Rehabilitation Law filed for/Stock de-listed
1966 Order for bearing steel for Shinkansen (bullet trains) received from Japan National Railways
1970 Seamless steel tube plant (assel tube rolling mill) completed
1973 60-t No.2 electric arc furnace completed
Rehabilitation proceedings completed
1974 Yohkoh Bussan Co., Ltd. founded
1980 Re-listed on OSE
1982 Santoku Kogyo Co., Ltd. founded
No. 2 steelmaking plant completed
1983 3,000-t high speed forging press completed
1985 Re-listed on TSE
1986 No.2 Bar & Wire road mill completed
1988 Ultra low oxygen bearing steel supplied to the Iron and Steel Institute of Japan as intrasteel gas analytical control samples
Metal powder manufacturing and processing plants completed
1990 Santoku Computer Service Co., Ltd. founded
SKJ Metal Industries Co., Ltd. founded in Thailand
1991 Premium cleanliness bearing steel developed jointly with NSK Ltd.
1992 1,500-t high speed forging press completed
1993 Sanyo Special Steel Cultural Promotion Foundation established
1995 P.T. SANYO SPECIAL STEEL INDONESIA founded
1996 SANYO SPECIAL STEEL U.S.A., INC. founded
1998 Okochi Memorial Production Award granted by Okochi Memorial Foundation
2000 Santoku Seiken Co., Ltd. founded
2001 Ningbo Sanyo Special Steel Products Co., Ltd. founded in China
2002 Advanced Green Components, LLC founded in U.S.A.
2004 Santoku Precision Forging Co., Ltd. merged with Santoku Ring Processing Co., Ltd. ;renamed to Santoku Tech Co., Ltd.
2005 Commended by ASTM International
Electric arc furnace slag recycled into road-paving materials
2006 Became Nippon Steel Corporation’s (now, NIPPON STEEL & SUMITOMO METAL CORPORATION) affiliate accounted for by the equity method
World's first phased-array ultrasonic inspection machine introduced to a mass production
2011 SANYO SPECIAL STEEL TRADING (SHANGHAI) CO., LTD. founded
Santoku Technos Co., Ltd. founded
Santoku Security Service Co., Ltd. founded
5,000-t free forging press completed
2012 Sanyo Special Steel India Pvt. Ltd. founded
60-t continuous caster completed
Mahindra Sanyo Special Steel Pvt. Ltd. founded in India
 2014 Siam Sanyo Special Steel Product Co., Ltd. founded in Thailand
 2015 Sequential casting world record of 100 heats with a single tundich
(for bearing steel) achieved at No.2 steelmaking plant's continuous caster
Sanyo Special Steel Manufacturing de México, S.A. de C.V. founded in Mexico
 2017  Received the Okochi Production Prize award at“Development of High Productivity Process of Ultra-High-Cleanliness Bearing Steel”
  • 3-t electric arc furnace (1933) 3-t electric arc furnace (1933)
  • View of factories (1935) View of factories (1935)
  • 60-t electric arc furnace (1964) 60-t electric arc furnace (1964)
  • Re-listed on OSE (1980) Re-listed on OSE (1980)
  • Construction of No.2 steelmaking plant (1982) Construction of No.2
    steelmaking plant (1982)
  • No.2 technical research laboratories (1992) No.2 technical research laboratories (1992)
  • Large-diameter bar rolling mill (2001) Large-diameter bar rolling mill (2001)
  • Phased-array ultrasonic inspection machine (2005) Phased-array ultrasonic inspection machine (2005)
  • 60-t continuous caster (2012) 60-t continuous caster (2012)

Annual Report


Terms of Use Privacy Policy

SANYO SPECIAL STEEL Co.,Ltd

Page Top