12"90 degrees brass bathroom shower arm

(1) 12"*90 degrees shower arm, heavy duty chrome plated brass (2)2.5 GPM MAX at 80 psi (3)Fits standard 1/2" pipe thread 1/2-14NPT (4)XC908 sise(mm) and specifications display as follow: (5)XC908 pipe making process and pay attention to the problem: a.Select the appropriate size of copper brass for under cutting,tools for the steel rule and vernier, attention 1MM recognized error control; b.CNC lathe with a car at both ends of the 1/2-14NPT pipe thread specifications, tools for the steel rule and vernier control recognized the error; c.annealing operation, in order to bend the bending part is to strengthen the resilience, the equipment used is liquefied petroleum gas furnace, asked to control the color red annealing site, and then cooling, pay attention to controlling deformation bruised elbow problems; d.the formation of bends: automatic bending machine and control of coupled bending to submit a scale, and finally form a bend; e.pipe polished, chrome plated, high-quality finished form.