POA = Price on application. Tolerance on diameter ±0.0076mm. Low coefficient of expansion from cryogenic temperatures to about +500°C. Melting point 1430°C. Inflection point 220°C . Thermal conductivity 10.0 W/m•°C. Coefficient of Expansion 1.5µm °C (20 - 100 °C) - 2.6µm °C (20 - 200 °C) W. Nr 1.3912, UNS K93600, UNS K93601. AWS 090. Batch #Gi4640 Tensile Range MPa 482-492. Elongation 25-27%. Actual analysis ppm: C 150, Mn 0.844%, Ni 36.70%, P 70, S 50, Si 880. Balance Fe 62.341%.