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IS · India · 1 designation

X12Cr12

X12Cr12 is a grade designated under IS. Its recorded composition includes C 0.08–0.15%, Si ≤ 1%, Cr 11.5–13.5%, Mn ≤ 1% and Ni ≤ 1%. No cross-standard equivalents are recorded for this grade yet.

Chemical composition

7 elements on file · weight %

What this alloy is

Iron — the balance, never listed by a standard — 84.3 %Cr — 12.5 %Si — 1 %Mn — 1 %Traces & impurities · 1.2 %

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

Element% by weight
0.08–0.15
≤ 1
≤ 1
≤ 0.04
≤ 0.03
11.5–13.5
≤ 1
CarbonSiliconManganesePhosphorusSulfurChromiumNickel
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
C0.08-0.150.0800.150Range
Si≤1.01.000Max
P≤0.0400.040Max
S≤0.0300.030Max
Cr11.5-13.511.50013.500Range
Mn≤1.01.000Max
Ni≤1.01.000Max

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: 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.