The Japanese Industrial Standards (JIS) are a set of standards that outline the specifications for products, materials, and services in Japan. They are established by the Japanese Standards Association (JSA) under the guidance of the Ministry of Economy, Trade and Industry (METI). These standards ensure quality, safety, and performance across a wide range of industries.
If you are specifically looking for the content within the original H 5114 standard, it covers several classes of aluminium bronze (e.g., AlBC1, AlBC2, AlBC3, AlBC4) designed for high strength and corrosion resistance. Common Applications Marine propellers and sleeves. Bearings, bushes, and valve seats. Impellers, bolts, and nuts. Machine parts for the chemical industry. Quality Requirements jis h 5114 pdf