SteelEquivalents.com

Explore

MaterialsSteel materials by standardCategoriesSteel material categoriesSearchSteel grade searchCalculatorsSteel calculatorsServicesCutting, machining and finishing to order
Latest news
Knowledge & SafetySteel WikiGrades, standards and metallurgy explained
Help & SupportContactGet in touch with the teamFAQCommon questions answeredSupport Chat pageFAQs, guides & live chat in one place
Settings

Appearance

Accent

Language

Welcome

Sign in to save favorites and manage your account.

JIS · Japan · 8 grades

S 40C

The designation S 40C is carried by 8 different grades. Compare them on the elements that actually differ, then open the one your print means.

Which of the 8 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.CategoryDesignationsS%C%P%Mn%Si%Cr%
1.05111.05111.0Quenched and tempered steels630,0450,37-0,440,0450,50-0,80≤0,40≤0,40
1.05351.05351.0Quenched and tempered steels1010,0450,52-0,600,0450,60-0,90≤0,40≤0,40
C40D21.11531.1Quenched and tempered steels100,0250,38-0,420,020,50-0,700,10-0,30≤0,10
1.11571.11571.1Quenched and tempered steels150,0350,36-0,440,0350,80-1,100,25-0,50
C40E1.11861.1Quenched and tempered steels250,0350,37-0,440,030,50-0,80≤0,40≤0,40
C40R1.11891.1Quenched and tempered steels140,020-0,0400,37-0,440,030,50-0,80≤0,40≤0,40
G104001.95021.9Quenched and tempered steels90,050,37-0,440,030,60-0,90
080M40 C40 C40E C40R4

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.