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PRODUCT DATA of Grade 1
MaterialGrade 1
Product DatasheetGrade 1
PrecautionsStrong affinity for hydrogen (above 130 C), nitrogen (above 800 C) and oxygen above 700 C which cause embrittlement.
Chemical Composition99.5 Ti
EXPERIENCE IN PRACTICE
Equivalent DesignationsASTM Grade 1, UNS R50250, CP titanium
PHYSICAL PROPERTIES
Specific Gravity4.51
Phase changesBeta transus 888 C
ELASTIC PROPERTIES
Tensile Modulus105 GPa
Shear Modulus45 GPa
Poisson Ratio0.37
ELECTRICAL PROPERTIES
Electrical Volume Resistivity4.5e-7 ohm.m
THERMAL PROPERTIES
Thermal Conductivity16 W/m.K
Thermal Expansion Coefficient8.6 μstrain/°C
Melting Range1670 °C(maximum)
Specific Heat0.52 J/g.K
SPECIAL RECOMMENDATIONS
Lessons LearnedWelding procedures should always be checked. Argon or helium protection is essential on trailing direction and opposite side.