Alliance Valves & Piping Supplies Ltd are a leading Purchasing, Supply & Contract Management Company Accredited to the ISO 9001 2000 Quality Standard, our scope of supply include: Valves, Instrumentation - Ball Valves, Needle Valves, Double Block and Bleed Valves, Monoflanges, Sub-sea Valves. Valves, Process - Gate Valves, Globe Valves, Butterfly Valves, Check Valves, Hydraulic Valves. From sizes 1/4" to 72" in Steel, Stainless Steel and Exotic Alloys. Fittings - Threaded, Weld Connections, Compression, Hose and Hydraulic; in Steel, Stainless Steel and Exotic Alloys. Flanges Pipe - 1/8" to 56" in Steel, Stainless Steel and Exotic Alloys. Tube - 1/8" to 56" in Steel, Stainless Steel and Exotic Alloys. Nuts and Bolts Gaskets Flow, Measurement, Protection and Accessory Equipment Pumps Filters Sub-Contract Machining We also have the capability of supplying machined products both standard and to customer drawings in a wide range of materials including exotic alloys. The Company Head Office is in the United Kingdom. With the knowledge and experience of the employees in purchasing, selling and customer service we feel the company can only go from strength to strength.