structures steel pipe

February 20, 2017
DIN1629 structure tubing

DIN 1629 ST37 structure tubing

DIN 1629 Seamless Steel pipe Of Non Alloys Steels are made of unalloyed steels, it’s main grades are St 37.0, St44.0, St52.0, Din 1629 seamless steel pipes application fields are: chemical plant, vessels, pipework construction and for common mechanical engineering purposes. Normally DIN 1629 standard are manufactured with no limiting working pressure values. Working temperature is limited below 300℃. Chemical composition: Steel Grade Type of deoxidization (R, killed (including semi-killed)) (RR,fully killed) Chemical Composition, % by mass Symbol Material Number C P S N¹) Addition of nitrogen fixing elements (e.g.not less than 0,020% Al total St37.0 1.0254 R 0.17 0.040 […]