合作供应商

Eisenwerk Thuringen GmbH

📍 Thuringia, Germany

German foundry in Thuringia, specializing in ductile iron pipes and fittings for water supply. Annual capacity 150,000 t...

Acciaierie Lombardia S.p.A.

📍 Lombardy, Italy

Leading steel pipe manufacturer in Lombardy, Italy, specializing in large-diameter spiral welded pipes and pile pipes fo...

Wiener Giesserei AG

📍 Vienna, Austria

Veteran foundry in Vienna, Austria, specializing in precision casting and special alloy pipes. Known for high precision,...

Huta Katowice S.A.

📍 Katowice, Poland

Large steel complex in Katowice, Poland with complete steel production chain. Pipe division specializes in large-diamete...

Tianjin Steel Pipe Mfg. Co., Ltd.

📍 Tianjin, China

Large steel pipe manufacturer in Tianjin, China, specializing in oil casing, boiler tubes and structural pipes. Products...

Lagos Coastal Pipeline Project

📍 Lagos, Nigeria

Lagos Coastal Pipeline: 120km pipeline connecting Lagos Port to inland oil terminals, providing critical energy infrastr...

Auckland Water Supply Upgrade

📍 Auckland, New Zealand

Auckland Water Supply Upgrade: renovating and constructing urban water supply networks using eco-friendly ductile iron p...