| 1963 |
山本勝也が兵庫県姫路市香寺町香呂において山陽合金研究所を設立し、超硬合金の製造・販売を始めた |
| 1963 |
Katsuya Yamamoto established the Sanyo Alloy Research Institute in Koro, Himeji City Hyogo, and began manufacturing and selling cemented carbides. |
| 1966 |
山陽合金研究所を改組し、株式会社山陽合金製作所として法人化。社名の山陽合金（SANYO ALLOY）よりとったSAN ALLOY（サンアロイ）を商品名とした |
| 1966 |
Reorganized Sanyo Alloy Research Institute and incorporated as Sanyo Alloy Manufacturing Co.,Ltd. |
| 1966 |
Started use of SAN ALLOY for product brand name taken from company name of Sanyo Alloy. |
| 1975 |
社名をサンアロイ工業株式会社に変更 |
| 1975 |
Changed company name to Sanalloy Industry Co.,Ltd. |
| 1976 |
東京営業所を開設 |
| 1976 |
Opened Tokyo Sales Office. |
| 1977 |
名古屋営業所を開設 |
| 1977 |
Opened Nagoya Sales Office. |
| 1980 |
生産能力増強のため本社工場を新築 |
| 1980 |
Newly built headquarters plant in order to increase production capacity. |
| 1985 |
HIP熱間静水圧装置を導入 |
| 1985 |
Introduced HIP (Hot Isostatic Press). |
| 1987 |
九州営業所を開設 |
| 1987 |
Opened Kyushu Sales Office. |
| 2001 |
事業拡大のため本社を兵庫県神崎郡福崎町（福崎工業団地）へ全面移転 |
| 2001 |
Relocated entire headquarters to Fukusaki-cho, Kanzaki-gun, Hyogo (Fukusaki Industrial Park) in order to expand business. |
| 2003 |
マレーシア駐在員事務所をペナン州ジョージタウンに開設 |
| 2003 |
Opened Malaysia representative office in George Town, Penang. |
| 2005 |
タイ国アユタヤ市（ロジャナ工業団地）にSANALLOY INDUSTRY (THAILAND) CO.,LTD.を設立し、東南アジア地域での超硬合金の生産・販売を開始 |
| 2005 |
Established SANALLOY INDUSTRY (THAILAND) CO.,LTD. in Ayutthaya, Thailand (Rojana Industrial Park) to start production and sales of cemented carbides in Southeast Asia. |
| 2008 |
低摩擦能付与超硬合金Pシリーズを開発、商品化 |
| 2008 |
Developed and commercialized P Series, low-friction cemented carbides. |
| 2011 |
横浜営業所を開設 |
| 2011 |
マレーシア駐在員事務所を法人化し、ペナン州バヤンレパスにSANALLOY INDUSTRY (MALAYSIA)SDN.BHD.を設立 |
| 2011 |
Opened Yokohama Sales Office. |
| 2011 |
Incorporated Malaysia representative office and established SANALLOY INDUSTRY (MALAYSIA) SDN. BHD. in Bayan Lepas, Penang. |
| 2012 |
関東営業所を開設 |
| 2012 |
サンアロイタイランド（アユタヤ市）が洪水にて被害を受けたため、新たにラヨン県（アマタシティ工業団地）に新工場を設立 |
| 2012 |
超硬合金のリサイクル工場を設立し、事業を開始 |
| 2012 |
Opened Kanto Sales Office. |
| 2012 |
Established new plant in Rayong (Amata City Industrial Estate) due to flood-ravaged SANALLOY INDUSTRY (THAILAND) CO.,LTD. (Ayutthaya). |
| 2012 |
Established a cemented carbide recycling plant and commenced operations. |
| 2014 |
九州営業所を移転 |
| 2014 |
Relocated Kyushu Sales Office. |
| 2015 |
名古屋営業所を移転 |
| 2015 |
Relocated Nagoya Sales Office. |
| 2020 |
桑阿洛伊(上海)貿易有限公司を設立 |
| 2020 |
Established SANALLOY (SHANGHAI) TRADING CO., LTD. |
| 2022 |
耐食耐摩耗合金MBN合金を開発・商品化 |
| 2022 |
Developed and commercialized MBN alloy, corrosion and wear-resistant alloy. |
| 2024 |
第二工場を操業開始 |
| 2024 |
関東営業所および横浜営業所を移転統合し、東日本営業所を開設 |
| 2024 |
Began operating second plant. |
| 2024 |
Merged and relocated Kanto Sales Office and Yokohama Sales Office, and opened East Japan Sales Office. |
