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 · 2 grades

SN400B

The designation SN400B is carried by 2 different grades. Compare them on the elements that actually differ, then open the one your print means.

Which of the 2 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%P%S%Mn%
Fe430B1.00441.0Unalloyed structural steels130≤0,210,0350,035≤1,50
sn400bUnalloyed structural steels1max 0.22max 0.03max 0.0150.6 - 1.5

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.