① For long products the P and S content can be 0.005% higher.
② For railway applications a maximum S content of 0.012% may be agreed at the time of enquiry and order.
③ If sufficient other N-binding elements are present the minimum total AI content does not apply.
④ Cu content above 0.45% may cause hot shortness during hot forming.
* For long products a maximum C content of 0.17% for grade S275 and a maximum C content of 0.18% for grade S355 applies.