... , petroleum, grain&oil and other liquid packaging industries.2"&3/4" (70mm and 35mm) drum flange and plug for 200-liter( ... 55 US gallons) drum/barrelMaterial: iron/tin, zinc ... (lid), drum (bucket), can making, lubricant, paint manufacturing , chemical, petroleum, grain&oil and other liquid packaging industries. Drum flange and drum plug/bung ...