Din standards flat flange plate price 1) Carbon steel flange 2) Standard: ANSI, JIS, DIN 3) Material: Q235, A105 Din standards flat flange plate price1,30years focus on QA2,decades experience of Canton Fair3,ISO 9001 20001) Carbon steel flange 2) Standard: ANSI, JIS, DIN 3) Material: Q235 A1054) Special design available Din standards flat flange plate price