Manufacturer of stainless steel pipes,our range from the common grade steel (304,304L,316,316L,321) to special steel grade(310S,309S,904L,317L,347H). We manufacture products strictly according to GB/T14975-94£¬GB/T14976-2002¡¢GB13296-91¡¢GB12770-91¡¢GB12771-91,ASTM¡¢JIS¡¢DIN standard which ensure the competence of our products.