... 304, 316, 321, 409 etc carbon steel Q195, Q235, 10#, 20# etc al. alloy tube copper pipeTube Dia meter: 8mm- 76. ... rail, balustrade, hydraulic pipe, top tower, rod holder, tube assembly, water spalsh, steel wire carrier, machine bracket, cages, bird cage, animal ... cage, basket, trolley, hand cart, ladder, lift arm,etc CNC tube bending and ...