タイトルまたは説明

we are looking forward the castings for valves , such as the gate valve , ball valves , plug valves , check valves .the processing is lost wax , sand . the size is from 2'' to *0'' . we require also maching them . it is better if the foundry have their the maching by themselves. we at least buy **0millions USD each year. we require the castings must the good quality and best delivery , if you are interested us , pls contact us .