... also according to customers' reqquirements. 4.Material: super duplex stainless steel, incoloy, incolonel, hastelloy, monel, nimonic etc. 5. Grade ... Price with High Quality1.What else of Washers can we supply? 1Namecarbon steel washer,tapper washer2.standardUSS,SAE,FENDER, ... and according to customers' requirements.3.MaterialCarbon steel,45#,65Mn,stainless steel,brass4.FinishPlain;black; zinc plated(Cr,3 ...