In late October, 2013, a 3-day mega trade event of this industry was hosted at Ahmedabad in Gujarat. This industry is estimated to be worth more than INR 140 billion, catering to the process industry in different crucial stages. Over 6000 visitors representing 10 countries participated in this meet. In addition to the aforesaid fundamental three types, there are several other classified valves. Less than a month later, in December another trade fair on industrial pumps, valves and systems, named Chemical plastic valve;Valves India' was held at Coimbatore. On the occasion technical seminars on Chemicals as well as Pumps and Valves were organized. These are Throttling, On-Off and Non-Return. Such is importance of a valve in a system as a regulator in the entire process. Split disc-check, Lift-check, Swing-check and Tilting-disc check are the Non-Return valves.
To bridge the gap of demand and supply of products and services from the Knife Gate valves manufacturers, India have made their presence felt. Ball, Plug, Hydrant, Gate and Ram fall in the second slot of On-Off valves. These valves are specially designed and produced to meet the tough conditions encountered in pulp & paper, mining and steel industry. They have bracketed India and China among the developing countries to be the beneficiaries of this development. This city in Tamil Nadu is the hub of valve, pumps and compressor industry in the country. Rigid standards specify the make of the Knife Gate valves.
Technically, three main types of valves suit and meet a particular application. It also witnessed Direct and Reverse Buyers-Sellers sessions involving over 50 international buyers. Market analysts have forecast that on the global front, the segment of industrial valves is expected to experience an annual growth of 5.5 billion in 2015.. Some of them are Manual, Leader, Ball (Jacketed, Solid, Flanged, Venturi and industrial variety) and Union among others. 30 speakers addressed the delegates in each of these symposia. These indicators reflect a bright future for the valves industry in India and the stakeholders are confident of rising to the occasion. An exclusive feature of these valves is bidirectional facility that enables flow of fluids and gases in either direction as needed. As on date, scores of Indian manufacturers have bagged premium overseas contracts and encouraging orders.
There is also huge demand for Knife Gate valves in the chemical and textile processing industries, water and sewage plants, systems of both clean and corrosive gases and fibrous materials like fly ash at thermal power plants. The first category consists of Diaphragm, Butterfly, Needle, Pinch, Stop Check, Angle and Globe including the Y-pattern.An essential in any industry and utility involving fluid and gas is the valve at some stage or the other in the entire operation. Valve manufacturers in India have kept apace with latest state-of-the art techniques from across the world. Other important centers of valves manufacture are located in Gujarat, Maharashtra and West Bengal states.