... ,321H,310S,347H,S1803,904L) Stainless Steel FlangesFeatures:1)Type:Plate Flange,Flat Flange,Slip-on Flange,Welding Neck Flange,Long ... :Petroleum,smelting,foodstuff,power,papermaking,chemical,medical equipment,aviation,boiler heat exchanger,and other fields.5)Packing:Wooden cases or Wooden pallet ...