... Number: KWT5,Brand Name: GMR Elbow.6,Connection: Flange7,Shape: Elbow8,body color: black flange color: sliver flange.9 ... nominal diameter: 50mm-300mm11,temperature: -20~115°c12,body shape: round13,certificate: ISO9001-200014,medium: Water,Hot Water,sea ... joints Features1, small size, light weight, good flexibility, easy installation and maintenance.Nominal DiameterLength/mm LBolts NDiameter of bolt hole ...