... welding. Selection will depend upon design, service conditions, mechanical properties, and high-temperature characteristics.This specification covers seamless ... the scope of the respective practices. The different mechanical test requirements for pipes, namely, transverse or longitudinal ... 0.001-0.006Ti 0.01 maxZr 0.01 maxMechanical Properties Grade P11, P22, P5, P9Grade P91Grade P92Tensile strength ...