... welded reduction.Material UsedStainless Steel Nickel Alloy Titanium Carbon Steel Cast Iron Brass Bronze Steel Aluminum ... , DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673 B.S : BS4504 , BS4504, BS1560, BS10 OTHER : PLATE, PLATE BLANK ... HEAT TREATMENT CNC MACHINING THREADING item#BLF01Nameblind flangeMaterialstainless steel , carbon steel , nickel alloy ,cast iron ,brass , aluminum ...