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GB · China · 2 grades

Q345D

The designation Q345D is carried by 2 different grades. Compare them on the elements that actually differ, then open the one your print means.

Which of the 2 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.CategoryDesignationsSi%P%Mn%
FeE355KGN1.05451.0Fine-grain structural steels16≤0,500,030,90-1,65
1.05771.05771.0Unalloyed structural steels22≤0,550,025≤1,60

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.