... , Length: 500 mm max, Wall: 1.0 mm min. Tungsten plate Width: 250 mm max, Length: 600mm max, Weight: 20kgs. Tungsten ... O.D.380 mm max, Wall: 5 - 15 mm Tungsten alloy radiation shield O.D.300 mm max, according to the ... . according to the user's drawing. Tungsten alloy sphere Dia.2.5 - 100 mm Tungsten alloy plate Width: 90 mm max, length: 300 ...