... Asia market ,Japan, Korea&UAE market ect.1)Name: carbon steel flange &forged flanges2)Materials : ASTM A105,DIN ST37.2 ... to 80" (DN15 to DN20005)Special designavailable as the requirements of customer6)Certificates: the TUV CERT ,ISO9001 - 2000, WO ... LTD . engaged inforging of varieties of flange, axis , disk ,and unconventional parts, our forging flanges consist of 30 specifications derived from ...