... 5%-30%According to user’s requirementCylinder, pancake, et. al.Al-Er alloyAl-ErEr :5%-30% ... s requirement According to user’s requirementCylinder, pancake, et. al.Al-Mn alloyAl-MnMn: 5%-30% ... According to user’s requirementCylinder, pancake, et. al.Al-Sc alloyAl-ScSc:2%According to ... user’s requirementCylinder, pancake, et. al. 2.Corperation conceptWe are persisting the concept ...