Structural Pipe Fitting, Straight Coupling, Cast Iron, 1.5 in Pipe Size, 50000 lb Tensile StrengthMfr #: 4NXU9 Price For: Each Resists: Corrosion Item: Structural Pipe Fitting Type: Straight Coupling Nominal Pipe Size (In.): 1 1 2 Dia.: 1. 90" Material Tensile Strength (Lb.): Over 50, 000 Material: Cast Iron Setscrew: Case Hardened Standards: A153, A536 84 Country of Origin (subject to change): India