Common Steel Sheet Metal Grades

International organization for standardization iso ts 4949 2003.

Common steel sheet metal grades.

Around the world a variety of organizations have developed standards for steel grading including british standards japanese industrial standards and germany s gb standard. Astm a515 steel grade 70 has greater strength than a285 and intended for intermediate and high temperature boilers and pressure vessels. For example 1010 steel is a carbon steel with a nominal 0 10 percent carbon level. The sae j403 grade 1010 specification states that the steel may be supplied with carbon content from 0 08 to 0 13 percent.

European standards en 10027. To help this blog will explain the gauge system and features a sheet metal gauge chart. However sae international s steel grading system is the most common. On the other hand in the case of sae j403 grade 1008 the spec allows for up to 0 10 percent carbon with no minimum.

It is a silicon killed coarse grained steel that requires careful welding techniques. Japanese steel grades. For alloys in general including steel unified numbering system uns of astm international and the society of automotive engineers sae. Astm a516 steel grade 70 is similar to a515 but is intended for lower temperature applications.

American steel grades. Aisi sae steel grades standard british standards. Astm a285 steel grade c in fire box and flange quality designed for fusion welded boilers and pressure vessels where moderate strength and good forming is required.