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GB · China · 1 designation

07Cr17Ni7Al

07Cr17Ni7Al is a grade designated under GB. Its recorded composition includes C ≤ 0.09%, Al 0.75–1.5%, Si ≤ 1%, Cr 16–18% and Ni 6.5–7.75%. No cross-standard equivalents are recorded for this grade yet. Recorded mechanical properties include Rm 1150–2610 N/mm²; these figures vary with the delivery condition and dimension.

Chemical composition

8 elements on file · weight %

What this alloy is

Iron — the balance, never listed by a standard — 72.6 %Cr — 17 %Ni — 7.1 %Al — 1.1 %Traces & impurities · 2.2 %

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

Element% by weight
≤ 0.09
≤ 1
≤ 1
≤ 0.04
≤ 0.03
16–18
6.5–7.75
0.75–1.5
CarbonSiliconManganesePhosphorusSulfurChromiumNickelAluminium
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≤0.090.090Max
Al0.75-1.50.7501.500Range
Si≤11.000Max
P≤0.040.040Max
S≤0.030.030Max
Cr16-1816.00018.000Range
Mn≤11.000Max
Ni6.5-7.756.5007.750Range

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.

Properties by condition

0 conditions · 0 values

29 further values are held for this grade under a condition the source did not name — a bound with no quantity attached. They are withheld rather than shown against a guessed condition.

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.