1135

Standards

• ABNT NBR NM 149:1998Free cutting steels, normal quality, for general uses in mechanical construction
  • Chemical composition
  • Mechanical properties
• ABNT NBR 6915:1991Steel for die hot forging. Specification
  • Chemical composition
  • Mechanical properties
• ABNT NBR NM 87:1996Carbon steel and steel alloy for general engineering purposes - Designation and chemical composition
  • Chemical composition