... Welding Flange, Flanges: Special Flanges, carbon flange, steel flange, forged flange; with good quality, reasonable price, promptly delivery.(1) Flanges Type: ... F46, F48, F50, F52, F56, F60, F65, F70 Stainless steel flanges ASTM A182 F304/304L, F316/316L, F316H, F310, F321F44 ... South Street,Longwan, Wenzhou,China.-325024ZHEJIANG HUATIAN STAINLESS STEEL MANUFACTURING CO., LTD. STAINLESS STEEL FLANGES