3J21 precision alloy wire

With its unique cobalt-based composition and excellent performance characteristics, 3J21 has occupied a place in the fields of aviation, aerospace, precision instrument manufacturing and other fields. As a high-performance cobalt-based alloy, 3J21 has become one of the indispensable materials in modern industry due to its excellent elasticity, corrosion resistance, high temperature stability and non-magnetic properties. Chemical Component Element C Mn Si P S Cr Ni Co Mo Be Fe Min - 1.5 - - - 19 14 39 6 - Bal Max 0.15 2.5 1.2 0.015 0.015 21 16 41 8 0.1 Physical Properties Density : 8.30g/cm³ Melting :1427°C Tensile strength :970MPa Yield strength :480MPa Application area Precise instrument Aerospace vehicle:Engine blades, bearings, etc. Magnetic sensor Chemical and petroleum industries:Manufacture corrosion-resistant equipment and pipes that resist chemical corrosion and high temperature environments. Medical device field:Such as artificial joints, implanted devi…