... .china-weldedpipe.com, we have been exporting high quality roller welded pipe made in China for years, welcome to ... by STOWE and VOITH.6.Bulkhead is HT200.7.Roller and inside and outside diameter will be processed.8 ... press,paper cutter,sizing machine ,cast iron smooth roll,copperplating roller, chroming roller,rubberization roller(blind hole roller,corrugated roller ,plain-barreled roller.)and various ...