This part specifies technical requirements for plain bars to be used as reinforcement in concrete.

This specification applies to steel of type (S-240).

Note:

The first letter "S" in the designation of steel stands for the word "Steel" in terminology "steel for the reinforcement of concrete". The next three digits represent the minimum characteristic value of the upper yield strength, .

This specification covers products delivered in straight lengths, whether manufactured as straight bars or straightened from coils.

This specification covers the coil, the straight bar, and the straight bar that has been straightened from a coil.

The production process is subject to the manufacturer's discretion as long as it meets all the requirements as detailed in this standard specification. Plain bars produced are excluded from finished products, such as plates and parts of railway.