DIN 2391 Steel Seamless Precision Tubes
DIN 2391 Steel Seamless Precision Tubes
1. Field of Application
This standard applies to seamless precision steel tubes, and in compliance with ISO/DIS 3304, mainly used where accuracy to size and, possibly, a small wall thickness, a particular surface condition and specific mechanical properties are required.
2. Steel Grade Symbol
Steel Grade as in DIN EN 10027 (Material number) - Previous designation used in Germany
S215GSiT (1.0211) - St 30 Si
S215GA1T (1.0212) - St 30 A1
S235G2T (1.0308) - St 35
S255GT (1.0408) - St 45
S355GT (1.0580) - St 52
3. The Chemical Composition and Mechanical Properties in details, please check DIN 2391.
4. The tolerance on dimension in details, please check DIN 2391.
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