1.Body: Malleable Iron 2.Screw: Stainless and Carbon Steel 3.Tensile Strength>=350Mpa Elongation>=10% 4.Hardness: HB<=150 Item Namepipe fittings, pipe clampsMaterial StandardMalleable iron, meet standard ASTM A197DimensionsOD SIZE, factory designGalv StandardASTM A153SizeA to E (OD size 27-60 MM)CertificateISO9001,ISO14001Working temperature-20 to 300 degreeUsageconnect, frame,garden handrail ...