Our company specializes in Invar alloy,Can be made in line with its customer's specifications wire, bar, pipe, strip, plate,rod. Invar plate/rod/bar/wirePhysical performanceDensity: 8.05 g/cm3Melting point: 1427 °CThermal conductivity, W/m×K : 10.0Electrical resistivity, mW mm :830Tensile strength ,psi: 99,000 Min.Yield strength,psi: 75,000 Min.Hardness ,Rockwell B : 88 Min.Elongation :30% max. ...