polished brass pipe 7mm 7.5mm thick 0.2mm 0.25 0.3 0.4 0.5 0.75 1 2mm 50cm long brass round pipes electric conduct

material is h62 brass, description is outer diameter(mm)*wall thickness(mm)*length. all length is 50cm.order one piece means we will deliver 1 piece of 50cm out. inner diameter=outer diameter-wall thickness*2,unit is mm. accept custom design and processing ready stocks.moq 1pcs. accept make samples first. red copper advantage is electric conduction,heat conduction,corrosion resistance. rate of elongation>=30,tensile strength