... ) Materials :Grade 304, 201, 202, 301, 316 , 304L , 316L , 4303) Standard:ASTM A554, ISO9000 4) Product range:a) Round tube and ... %14) Polishing :600grit ,400grit ,320grit ,240grit ,180grit ,HL,2B,BA,or non polished 15) Attention :Our products are with high quality and ...