... /400 series tig welded stainless steel round or circular pipes for handrails decoration and construction in good quality ... 201,202,301,304,316,304L,316L,430. 7.SurfaceTreatment:180grit,240grit,320grit,400grit,600grit,Satin,Brushed, ... Size: Round pipe:O.D.:9.5,12.7,15.9,17,18,19.1,20,21,22 ... series tig welded stainless steel round or circular pipes for handrails decoration and construction in good ...