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und Roheisen GmbH, Duisburg.

Product variety

At DK, one hundred different types of pig iron are being continuously produced. The product classification occurs through a precise analysis after the casting process in the blast furnace. We continuously keep 30 different types of standard products in stock. Moreover, we offer our customers each type of required pig iron alloy that we exclusively produce, cast and deliver for your company.

pig iron

Standard types and their composition

  Si [%] Mn [%] P [%] S [%] C [%]
M 0 1,0 - 1,5 0,7 - 1,0 0,0 - 0,15 0,0 - 0,05 3,5 - 4,0
M I 1,5 - 2,0 0,5 - 1,0 0,0 - 0,15 0,0 - 0,04 3,8 - 4,2
M II 2,0 - 2,5 0,5 - 1,0 0,0 - 0,15 0,0 - 0,04 3,5 - 3,8
M III 2,5 - 3,0 0,5 - 1,0 0,0 - 0,15 0,0 - 0,04 3,5 - 4,2
M IV 3,0 - 3,5 0,5 - 1,0 0,0 - 0,15 0,0 - 0,04 3,6 - 3,8
DKC 2,0 - 2,5 0,5 - 0,9 0,0 - 0,15 0,0 - 0,04 2,8 - 3,1
M II P 2,0 - 2,5 0,5 - 0,9 1,4 - 1,8 0,0 - 0,04 3,4 - 3,8
Spiegeleisen 1,0 - 2,0 14 - 15 0,0 - 0,15 0,0 - 0,04 4,0 - 5,0