MHA ZENTGRAF is certified according to the relevant pressure equipment directive CE and DIN EN ISO 9001 as well as the environmental standard DIN EN ISO 14001 and carries out acceptance procedures under the supervision of all notable classification societies such as ABS the American Bureau of Shipping, BV Bureau Veritas, CC China Classification, DNV Det Norske Veritas, GL Germanischer Lloyd, NK Nippon Kaiji Kyokal, TÜV Technischer Überwachungsverein.
If desired, acceptance test certificates according to DIN EN 10204 3.1 and 3.2 can be issued. MHA ZENTGRAF fulfills the requirements under code of practice AD-Merkblatt HP 0. Fire-safe ball valves are supplied in compliance with BS 6755 T.2, API 6 FA and ISO 10497.
Catalogues and brochures for high-pressure ball valves, needle valves and check valves from MHA ZENTGRAF can be found in our downloads.