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UNS · United States · 5 grades

K12709

The designation K12709 is carried by 5 different grades. Compare them on the elements that actually differ, then open the one your print means.

Which of the 5 do you want?

This name is carried by several grades. The elements shown are the ones whose values actually differ across the set — the ones that decide the question. Values are the source text verbatim; an em dash means no value on file for that element on that grade, not zero.

GradeMaterial no.CategoryDesignationsS%C%N%Al%Si%P%
S355NH1.05391.0Fine-grain structural steels70,03≤0,200,02≥0,020≤0,500,035
FeE355KGN1.05451.0Fine-grain structural steels160,025≤0,200,015≥0,02≤0,500,03
1.05701.05701.0Unalloyed structural steels1120,035≤0,20——≤0,550,035
RoSt 52-31.05761.0Fine-grain structural steels60,03≤0,22——≤0,550,03
L555MB1.89781.8Fine-grain structural steels50,02≤0,160,0120,015-0,060≤0,450,025

Not sure which one your print means?

Search the catalogue by designation, material number or composition — every name on this page is itself a way in.