Ming Yuan Metal Products (Shanghai) Limited trading as plastic mold steel HPM1; mold steel; high-speed steel; permeability steel; cold die steel, etc. Tel: 57888255; Fax: 57888225; Mobile: 15221352988; 

 Hitachi Metals HPM1 Profile 

 Steel 
 Chemical composition 

 YSS 
 JIS 
 C 
 Si 
 Mn 
 P 
 S 
 Ni 
 Mo 
 Cu 
 Al 

 HPM1 
 Chartered steel 
 0.12 
 0.30 
 0.90 
 ≦ 0.025 
 0.10 
 3.00 
 0.30 
 2.2 
 1.0 




 1 Hitachi Metals HPM1 main features: 

 Hitachi Metals HPM1 for advanced P20 steel, its characteristics are: 
 * Hardness up HCR37-42 ℃ 
 ? Excellent workability Mirror 
 ? Excellent polishing of 
 ? Good toughness 
 ? Excellent strength and abrasion resistance 




 (2) Hitachi Metals HPM1 main purposes: 

 * Electrical supplies office automation and communication equipment or supplies, (cell phones, cameras, CD box) 
 * Household electrical goods (vacuum cleaners, heating and cooling machine, electric iron) 
 ? Automotive parts, commonly used resin products, such as: cosmetics boxes 
 * Precision rubber molds, mold plates of high strength 




 Quality / Safety Certification ︰ provide raw steel materials guarantee quality, ensure quality 
 Factory state ︰ HRC37-42