CGIS and Delta Industrial Valves, Inc. have received confirmation from Lloyds Register EMEA that their series of severe service knife gate valves have achieved IEC 61508 SIL 3 ratings.

CGIS provides the World's Best Valves to industries around the globe.


We represent 'best in class' valve manufacturers to ensure reduced maintenance, the lowest cost of ownership and the highest reliability available. With over 30 years of experience, CGIS offers a dynamic knowledge base, ensuring our customers select the best valve to suit their application.

With an unmatched record of service and project success, it's no wonder the world's leading Engineering, Oil & Gas and Mining companies turn to CGIS to help them maximize production and minimize maintenance costs.

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Flowserve is a recognized world leader in supplying pumps, valves, seals and related services to the power, oil, gas, chemical and other industries. Flowserve has a global reach with more than 14,000 employees in over 56 countries.