Steel grades
| Application | Boiler tubes and tubes for equipment |
Please choose from list: Standard
| Standard | Title | Preceding Standards | Superseding Standards |
|---|---|---|---|
| Welded steel tubes for pressure purposes - Technical delivery conditions - Part 2: Electric welded non-alloy and alloy steel tubes with specified elevated temperature properties | DIN 1626 DIN 1628 |
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| Welded steel tubes for pressure purposes - Technical delivery conditions - Part 3: Alloy fine grain steel tubes | DIN 17178 |
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| Welded steel tubes for pressure purposes - Technical delivery conditions - Part 4: Electric welded non-alloy steel tubes with specified low temperature properties | DIN 17174 |
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| Standard Specification for Seamless and Welded Steel Pipe for Low-Temperature Service | - |
