Common Steel Sheet Metal Grades

For alloys in general including steel unified numbering system uns of astm international and the society of automotive engineers sae.

Common steel sheet metal grades.

Astm a515 steel grade 70 has greater strength than a285 and intended for intermediate and high temperature boilers and pressure vessels. However sae international s steel grading system is the most common. For example 1010 steel is a carbon steel with a nominal 0 10 percent carbon level. To help this blog will explain the gauge system and features a sheet metal gauge chart.

European standards en 10027. When working with sheet metal it is common for the term gauge to be used someone unfamiliar with the gauge system may not understand what is meant by 18 gauge steel for example. Astm a516 steel grade 70 is similar to a515 but is intended for lower temperature applications. It is a silicon killed coarse grained steel that requires careful welding techniques.

The four most common aluminium grades available as sheet metal are 1100 h14 3003 h14. 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. The sae j403 grade 1010 specification states that the steel may be supplied with carbon content from 0 08 to 0 13 percent. International organization for standardization iso ts 4949 2003.

American steel grades. Japanese steel 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.