grooved pipe coupling clamp are often used on pipe connections on dry bulk tankers in place of welding offering the ability to adjust, change or replace pipe sections without the need for a permanent joint such as a weld.Widely used in municipal pipelines, power plants, mining industries, chemistry industry etc, which bear different media and high pressure industrial pipe lines. Description of forged aluminum grooved pipe coupling clamp,grooved clamps  Inch  Range Product size  Screw  Nut  QTY Size/CTN  G.W  N.W 1/4” 11-15 1.5*20 M6 M8 300 42*27*13 15.5 51 3/8″ 16-20 1.5*20