SHANDONG PIPESOL FLOW EQUIPMENT CO.,LTD
PSL wide tolerance stepped couplings are designed to join pipes with different sized outside diameters. This range is cast from ductile iron and is a cost effective solution in situations usually joining pipes consisting of different materials. PSL wide tollerance stepped couplings are finished with a variety of WRAS approved coatings, suitable for potable water. There are also a range of coatings for our wide tollerance stepped couplings designed for sewerage applications.