Name ELBOW Steel grade SS400,Q235B,16Mn,Q345,34CrMo4 or other Alloy steel Specification(mm) DN15-DN1200, Thickness:1-25 Executive standard GB 12459,GB/T13401,ASME B16.9,ASME B16,28 Main application Connection Payment terms L/C OR T/T ( 30% in advance ) Delivery time As customer's requirements or normal delivery