DIN 1628 St52.4 seamless pipe is also called low carbon steel pipe. DIN 1628 St52.4 seamless pipe is a kind of low-cost and low-carbon steel pipe with the highest carbon content of 0.22% and the highest manganese content of 1.60%. It is easy to form. These DIN 1628 St52.4 seamless pipe is manufactured in accordance with DIN specifications and are commercially referred to as CS or MS pipes. Although carburizing can increase the surface hardness, the hardness of low carbon steel is not as good as that of high carbon steel.
The chemical composition of DIN 1628 St52.4 seamless pipe
The carbon content is 0.22 max.
The silicon content is 0.55 max.
The manganese content is 1.6 max.
The phosphorous content is 0.04.
The sulphur content is 0.035.
The other content is 0.02.
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