McMaster 54325K117 Polyethylene Foam Pipe Insulation Slit Tube, 3 8" Wall, 295° to 200°F, Black, 1 3 8" ID, 6 ft J52121S Material Carbon Steel Item Mig Material Carbon Steel Item Mig Welding Wire Container Type Spool Welding Wire Type Solid AWS Classification ER70S 6 Series SuperArc L 56 Application All Medium To Heavy Mill Scale Base Material 5% + 3 Minimum AC Current Measurement 4 A Basic DC Current Accuracy 1 5 lb ft³ Flexibility Flexible Cell Type Closed Closure Method Adhesive Strip Material Polyethylene Foam Flammability Rating ASTM E84 25 50 for Flame and Smoke Performance Highly Thermally Insulating Temperature Range 295° F to 200° F Insulation R Value 1