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IS · India · 1 designation

C15 MMn C

C15 MMn C is a grade designated under IS. Its recorded composition includes C 0.12–0.18%, P ≤ 0.04%, S ≤ 0.04% and Mn 0.6–1%. No cross-standard equivalents are recorded for this grade yet.

Chemical composition

4 elements on file · weight %

What this alloy is

Iron — the balance, never listed by a standard — 99 %Mn — 0.8 %C — 0.2 %P — 0 %Traces & impurities · 0 %

Logarithmic scale, 0.01 % to 100 % — every value here compares directly, decade by decade.

Element% by weight
0.12–0.18
0.6–1
≤ 0.04
≤ 0.04
CarbonManganesePhosphorusSulfur
0.01 %0.1 %1 %10 %100 %

The scale is logarithmic, not the element’s raw share of the alloy — the only honest way to fit 0.01 % and 100 % in one picture, and it means every value here can be compared with every other.

ElementAs publishedsource text, verbatimMin% by weightMax% by weightBound
C0.12 - 0.180.1200.180Range
Pmax 0.0400.040Max
Smax 0.0400.040Max
Mn0.60 - 1.000.6001.000Range

The published column is the source string byte-for-byte, decimal comma and all; Min and Max are the parsed bounds. Elements not listed have no value on file — they are omitted, never inferred.

Predicted transformation temperatures

Not enough recorded composition to predict a transformation temperature for this grade — missing: Si, Ni, Cr, Mo.

Physical & mechanical properties

An absent property means we hold no value for it — it is left out rather than estimated, interpolated from a neighbouring grade, or filled from a handbook. It does not mean the property is undefined for the material.

Looking for this grade under another name?

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