JINAN HYUPSHIN FLANGES CO., LTD supply SABS 1123 SLIP ON FF FLANGE with HOT GALVANIZING COATING, GALVANIZING COATING with 1500ton per month: Standards & Types: 1) SABS1123, SANS1123 T600/3 SLIP ON FF FLANGE. 2) SABS1123, SANS1123 T1000/3 SLIP ON FF FLANGE. 3) SABS1123, SANS1123 T1...