SIGEVAL produces in its own facilities the most important components of the butterfly valves. With this policy it is possible to control perfectly our product.
Equipment for manufacturing is the most modern: CNC systems for lathes and machining centers give the possibility of steady quality and accuracy.
Assembling of different components is done by highly-experienced personnel and tightness-test are fully automatized.
Consequently we are able to GUARANTEE the valve complete process PRODUCTION-ASSEMBLING-TEST, supervised according to ISO-9001:2000 Quality Assurance System.