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On principle Industrial Goods GmbH supplies further to our standard all conventional materials in valve buisness: Hastelloy, Duplex, Superduplex, Stelite, Al-Bronzen, Hastelloy, Inconel........
Grey cast iron, ASTM A126 Class B, for Valve body apply up to DN 800. Our standard and recommendation for all size is ductile cast iron : ASTM A395 Grade 414-18 ( EN-GJS-400-15 )
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