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GB · China · 1 designation

022Cr21Ni25Mo7N

022Cr21Ni25Mo7N is a grade designated under GB. Its recorded composition includes C ≤ 0.03%, Cr 20–22%, Mn ≤ 2%, Ni 23.5–25.5% and Mo 6–7%. 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 — 43.9 %Ni — 24.5 %Cr — 21 %Mo — 6.5 %Traces & impurities · 4.1 %

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

Element% by weight
≤ 0.03
≤ 1
≤ 2
≤ 0.04
≤ 0.03
20–22
6–7
23.5–25.5
≤ 0.75
0.18–0.25
CarbonSiliconManganesePhosphorusSulfurChromiumMolybdenumNickelCopperNitrogen
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
C≤0.030.030Max
N0.18-0.250.1800.250Range
Si≤11.000Max
P≤0.040.040Max
S≤0.030.030Max
Cr20-2220.00022.000Range
Mn≤22.000Max
Ni23.5-25.523.50025.500Range
Cu≤0.750.750Max
Mo6-76.0007.000Range

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

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.