... and other heat exchangers, and de-aerating heaters.Chemical composition (%):C: 0.30 max Mn: 2.00 max S: 0.024 ... AMS 4574 (Seamless Tubing), DIN 17751 (Pipe and Tube), VdTÜV 263 (Sheet, Plate, Bar, and Tubing)Bar, Rod, Wire, and Forgings ... (Rod and Bar), DIN 17753 (Wire), DIN 17754 (Forgings), VdTÜV 263 (Sheet, Plate, Bar, and Tubing), QQ-N-281 (Plate ...