Repair of steel or cast/ductile.
Dresser Style 54 Cast Split Sleeves are designed to completely enclose and repair defective screw collars, plain or butt bell and spigot joints and double-bell circumferential welded joints. Style 54 sleeves can also be used to repair holes and splits up to 8 inches in length on 2in, 3in and 4in steel pipe.
Style 54 sleeves are of rugged construction to permit safe repairs on high pressure gas and oil transmission pipelines. Each sleeve is air tested with 60 psi air pressure and 1000 psi hydrostatic pressure before shipment. The sleeves are shipped factory assembled with the end parts packed inside the sleeve body with the installation instructions.
Style 57 Cast Split Sleeves encloses and repair holes, breaks, splits up to 8 inches in length on straight runs of 2in and 3in cast iron pipe. This sleeve can be quickly installed without service line shutdowns. Installation instruction and wrenches are shipped with each sleeve.
Style 73 Cast Repair Sleeves are similar in construction to the Style 57 and provide a fast, permanent repair on steel lines where moderate pressures are involved.