DN125 carbon steel double wall pipe 1.Meterial:ST-52,45Mn2 2.Thichness:4.0,4.5,4.8.5.0,7.1mm 3.Model:DN125 100 150 DN125 carbon steel double wall pipe The end of the pipe is connectted with forging flange, we can supply high quality with best price.If any interesting, pls do feel free to contact us directly. DN125 carbon steel double wall pipe