... kind of materials. and also we have the highest quallity and the reasonable prices. welcome to here. Hebei Hongcheng Pipe Fitting Co.,LtdName: stainless ... burning,urban constructions, hot-water heating, war industry, fire control and environment protection, etc Note:Carbon steel: 10#,20#,A3, 20G ... ,15CrMo,12Cr2Mo1,A335P22,St45.8,A reducer,stainless steel reducer,pipe fitting