stainless steel angles Size:25*25*3-100*100*10 Surface:pickling or black Standard:AISI,ASTM,GB,JIS,BS,DIN stainless steel angles Size:25*25*3-100*100*10Surface:Bright or black Standard: AISI, ASTM, GB, JIS, BS, DIN. My company mainly produces stainless steel round bars, hexagon bars, square bars, flat steel, angle steel and other stainless steel products. Materials: 303,304,304 L, 310,310 S, 316, ...