The flanged ductile iron pipes will be type k-7pn10 - the pipe flanges will be ansi standard b16-5 pn10 - flanged pn10 electromagnetic flow meter 220vac;60hz with 4-20 ma output - the electropump discharge pipes will be made of steel astm-53 sch40 with parallel thread at its ends 8 threads/in. - the threaded joints of the electric pump discharge pipe in steel astm a-48 class 30 sch 80 parallel thread 8 threads/inch. - the flange joints have a 3/16" canvas rubber annular gasket - the connecting bolts between flanges will be 3/4"x3"-unc grade 2 hexagonal head with nut and pressure washer. - the supports constructed in reinforced concrete fc=210 kg/cm2 - the elbow accessories; bell flange coupling and iron valves - submersible cable is held in each section by means of a stainless steel 301 adjustment clamp with tx1/4" bolt strap width 3/4". - 3/4" pvc tube for level sensor is held with a stainless steel/pipe clamp. - 3 stainless steel pendulum type level control electrodes. 220 pn model ep coel housing abc.