資源連結
The American Foundry Society is the leading U.S. based metalcasting society, assisting member companies (metalcasting facilities, diecasters and industry suppliers) and individuals to effectively manage their production operations, profitably market.美國鑄造學會
THORS provides online education and productivity tools to enlighten and empower the manufacturing industry.
The main objective of the Ductile Iron Society is to advance the technology, art, science of ductile iron production and to disseminate all such information to the members.球墨鑄鐵協會 
SAE International is a global association of more than 138,000 engineers and related technical experts in the aerospace, automotive and commercial-vehicle industries. SAE International's core competencies are life-long learning and voluntary consensus standards development. 自動車工程學會
Over 12,000 ASTM standards operate globally. They improve the lives of millions every day.Combined with innovative business services, ASTM standards enhance performance and help everyone have confidence in the things they buy and use.美國材料和試驗協會
ASM International is the world's largest association of metals-centric materials engineers and scientists. They are dedicated to informing, educating, and connecting the materials community to solve problems and stimulate innovation around the world.美國材料資訊協會
JIS covers industrial and mineral products with the exception of (1) medicines, (2) agricultural chemicals, (3) chemical fertilizers, (4) silk yarn, and (5) foodstuffs, agricultural and forest products designated under the Law Concerning Standardization and Proper Labeling of Agricultural and Forestry Products.日本工業標準
This site is an ongoing project to present as much reference information as possible for people interested in mechanical design, manufacturing and engineering in general.工程師手冊