Alloy Steel Seamless Pipe comes in different sizes ranging from 1/4" NB to 20" NB and in different specifications. The Alloy Steel Seamless Pipe is used for conveyance of fluids intended for critical high temperature and general. Blue Star Metal supplies Alloy Steel Seamless Pipe. Blue Star Metal offers a wide range of Ferrous and Non-ferrous metals and Metal products like Pipes, Tubes, Rods, Sheets, Plates, Wires, Angles, Coils, Strips etc. For various industrial applications. The Alloy Steel Seamless Pipe can withstand heat transfer process equipments like boilers, super heaters, heat exchangers, condensers etc. In General engineering and Process Instrumentation.