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GB · China · 1 designation

2CrNi3MoAl

2CrNi3MoAl is a grade designated under GB. Its recorded composition includes C 0.2–0.3%, Al 1–1.6%, Cr 1.2–1.8%, Mn 0.5–0.8% and Ni 3–4%. No cross-standard equivalents are recorded for this grade yet.

Chemical composition

10 elements on file · weight %

What this alloy is

Iron — the balance, never listed by a standard — 91.9 %Ni — 3.5 %Cr — 1.5 %Al — 1.3 %Traces & impurities · 1.8 %

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

Element% by weight
0.2–0.3
0.2–0.5
0.5–0.8
≤ 0.025
≤ 0.02
1.2–1.8
0.2–0.4
3–4
≤ 0.25
1–1.6
CarbonSiliconManganesePhosphorusSulfurChromiumMolybdenumNickelCopperAluminium
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
C0.2-0.30.2000.300Range
Al1-1.61.0001.600Range
Si0.2-0.50.2000.500Range
P≤0.0250.025Max
S≤0.020.020Max
Cr1.2-1.81.2001.800Range
Mn0.5-0.80.5000.800Range
Ni3-43.0004.000Range
Cu≤0.250.250Max
Mo0.2-0.40.2000.400Range

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

This grade's composition falls outside the published model's validated range (a low-alloy composition window), so no transformation temperature is predicted here.

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.