The company’s own stainless steel foundry in Brazil

Expansion of the factory in Brazil with establishment of the company’s own stainless steel foundry for precision casting.
Patent is issued for the

Introduction of CFD flow simulation

Introduction of the CFD flow simulation analysis for the optimisation of control valves.
Founding of AZ Armaturen Trading Co., Ltd. in Shanghai, China in July.
16”

Utility model protection for equipment valve

Utility model protection for equipment valve for safe flushing of pipe systems.

AZ continues on its expansion course: The subsidiary AZ Armaturen Asia (Pte) Ltd. is

Foundation of AZ Brazil

Founding of AZ Armaturen do Brasil Ltda. in September in São Paulo. Initial production is done in rented buildings in Itatiba.

Relocation to Mönchweiler

The relocation from Schonach to Mönchweiler to the new production and administration buildings is completed in March 1992.

Dipl.-Ing. Jörg Wisser, the son of the company’s founder,

Introduction of the dye penetration procedure

The dye penetration procedure, in accordance with DIN EN 571, becomes an integral component in the quality management.

Sleeved valves

Valves are sleeved with FEP to prevent aggressive media impacting on the high-quality material.
AZ is a pioneer with this process and initiates FEP sleeving in the transfer moulding process.
At

Ex-protected pneumatic drives

The first ex-protected pneumatic drive is developed. The use of electrical servo drives is in decline in the chemical industry.

The first premises are rented in Triberg.

In an area of 65 m2, Gerhard Wisser starts to produce with three employees.

One of their first big customers is the Nuclear Research

Established 1963

Dipl.-Ing. Gerhard Wisser founded the AZ Armaturen GmbH Company on 18.th October 1963 together with his former fellow student Dipl.-Ing. Gernold Buck.
First Products are designed by AZ and