VIZA Valves has implemented strict quality assurance programs based on international standards. All manufacturing plants are audited and approved by world-renown companies such as TUV, DNV, and Lloyds, and are certified by ISO9001:2000, PED/CE, API6D, API600, etc. Our products are certified high performance – for example, API607/6FA Fire Safe for ball valves and Long Life Cycle for butterfly valves.

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