PRODUCT CATALOG 1NAME:STAINLESS STEEL SEAMLESS AND WELDED PIPE (ROUND AND SQUARE ) 2SURFACE: annealed, polished, pickled , SB400, SB600, 8K (mirror), hair-line and so(on customers requests available) 3 Dia: 6 TO 600mm 4 THICKNESS: 0.8 TO 30mm 5 Grades:201 304 304L316L321 430 6) Standards: ASTM A554 ASTM A312 Our products can be manufactured to comply with various standardscustomers' requests available