... and the reasonable prices,welcome to our company. Hebei Hongcheng Pipe Fitting Co.,LtdName: stainless steel capSpecifications: DN15---DN1200Thickness: sch 5s-----160Standard ... ,316LAlloysteel:16MnR,Cr5Mo,12Cr1SMoVK,10CrMo910,15CrMo,12Cr2Mo1,A335P22,St45.8 cap,stainless steel cap,pipe fitting