The ZA.VE.RO. S.r.l. quality policy is providing full quality control of the entire manufacturing program according to UNI/EN ISO 9001:2000 and the Pressure Equipment Directive PED 97/23/EC (both certified by Det Norske Veritas), specific manufacturing norms are respected in the engineering, design and testing stages, such as : API 6D, API 6A, B16.34, BS 6755 part 1 and 2, TA-Luft; specific products' certificates according to API 607 4th Edition, BS 6755 part 2, API 6FA are available for the whole range to cover the Fire Safe construction.

includes the following types and sizes:
diameter 1⁄4” to 30” (Full and Reduced bore), class 150lbs to 2500lbs, PN16 to PN420, main materials such as ASTM A105 and A105N, ASTM A182 gr. F6a Cl.2, ASTM A350 gr. A182 gr. F316, ASTM A182 gr. F316L, ASTM A182 gr. F51/F53/F55, UNS S31803, ASTM A182 gr. F44 UNS S31254, C.S. + 75 or 30 mic ENP, Aluminum Bronze, Special care has been dedicated to the design and engineering of valves for special such as: Low Temperature Service and Cryogenic Service with special seals and stem extensions, High Temperature and Abrasive Services with Metal to Metal seating design together with special seals and dedicated stem extensions.