◎ Elements not quoted in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast. All precautions are to be taken to avoid the addition of such elements from scrap and other materials used in production which would impair mechanical properties and the suitability of the steel.

① Tighter carbon ranges may be agreed at the time of enquiry and order.
② For bars, rods, wire, sections, bright products and the relevant semi-finished products, a maximum content of 0.030 % S applies. Particular ranges of sulfur content may provide improvement of particular properties. For machinability a controlled sulfur content of 0.015 % to 0.030 % is recommended and permitted. For weldability, a controlled sulfur content of 0.008 % to 0.030 % is recommended and permitted. For polishability, a controlled sulfur content of 0.015 % max. is recommended.