Expansion of production

The second expansion of the production areas in the Mönchweiler plant.

Construction of the Polish subsidiary with service workshop

Construction of office facilities and service workshop for AZ Armaturen Polska Sp. z o.o. in Opoczno, Poland.

New production halls for the Taicang/China plant

AZ Armaturen Trading Co., Ltd. moves into new production halls in Taicang/China.

Founding of AZ Armaturen Thailand Co. Ltd. in Nonthaburi (Bangkok).
The world’s largest plug valve with 24” full bore design created for a project in India.

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Development of valves for nuclear power plants

Development and supply of high-pressure plug valves from forged material with electric servo drive for nuclear power plants in Hungary; size DN 80 Extra, PN 100.
A “grey room” is set up at the Mönchweiler plant for the oil- and grease-free assembly of valves, which, for example, is required for

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 double cardan joint for drive mountings.
Expansion of the incoming goods inspection with x-ray gun for faultless metal analysis.

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” and 20” plug valves with full bore design are supplied for a project in Poland.

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 formed in Singapore in February.

This is followed in December by AZ Armaturen Italia Ltd. Caltignaga/Italy.

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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, joins the company in April.

AZ is granted utility model protection for the sampling system SAMPLING.

AZ Valves (U.K.) Ltd. established in October

Introduction of the dye penetration procedure

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