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JIS · Japan · 3 grades

STPA22

The designation STPA22 is carried by 3 different grades. Compare them on the elements that actually differ, then open the one your print means.

Which of the 3 do you want?

This name is carried by several grades. The elements shown are the ones whose values actually differ across the set — the ones that decide the question. Values are the source text verbatim; an em dash means no value on file for that element on that grade, not zero.

GradeMaterial no.CategoryDesignationsC%Si%P%S%Cr%Mn%
1.72621.72621.7Case hardening steels630,13-0,170,15-0,350,0350,0351,00-1,300,80-1,10
1.73351.73351.7Heat-resistant structural steels1010,08-0,18≤0,350,0250,010,70-1,150,40-1,00
stpa221max 0.15max 0.5max 0.035max 0.0350.8 - 1.250.3 - 0.6

Not sure which one your print means?

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