DIN 17177 Electric Pressure-welded Steel Tubes for Elevated Temperat...

DIN 17177 Electric Pressure-welded Steel Tubes for Elevated Temperature

DIN 17177 Electric Pressure-welded Steel Tubes for Elevated Temperature - technical conditions of delivery

1. Scope
This Standard applies to electric resistance or induction welded tubes manufactured from the heat-resisting selection of steels used in part for temperatures up to 530℃ and at simultaneous high pressures, where the total stress and the relevant scaling conditions can raise or lower the temperature limit.

2. Steel Grade Symbols
DIN 17177 Grade St 37.8 (1.0315)
DIN 17177 Grade St 42.8 (1.0498)
DIN 17177 Grade 15Mo3 (1.5415)

3. The Chemical Composition and Mechanical Properties in details, please check DIN 17121.
4. The tolerance on dimension in details, please check DIN 17121.

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