We specialize in all types of structural lead pours including nuclear flasks, nuclear storage containers, pipe sleeves and castings. Our facility can pour molten lead in a continuous pour in excess of 10,000 lbs. Our nuclear lead pours consist of low porosity, high density poured lead into a customer''s supplied, fabricated weldment. When it comes to Nuclear Safety standards, Canada is recognized as a worldwide leader for its high attention to detail and safety. MarShield has adopted these same standards and practices and is a trusted supplier to many nuclear power plants. Our quality management system is certified to both ISO 9001:2008 and CSA N299.3-16.