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Dotech has produced a wide range of superior quality valves since its
establishment in 1999, meeting global standards such as API, BS, NACE, ASME,
etc.
With special expertise in manufacturing metal seat ball valves and many
kinds of hardened materials between ball and seat, the company makes various
kinds of valves, including floating metal seat ball valves, trunnion metal seat
ball valves, top-entry metal seat ball valves, forged steel metal seat ball valves,
3-Way ball valves, jacketed ball valves, gate valves, globe valves, check valves,
metal seat butterfly valves and metal seat duo-check valves.
The company’s products are now supplied to a number of companies at home and abroad for constructing and
upgrading projects for chemical plants, petrochemical plants, thermal plants, oilfield and refinery applications.
The company also has casting foundry and test facilities making it possible to provide higher quality valves to
customers
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