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DIN 21550:1988-05
Mine support; roof bars for single props; testing, requirements
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Summary
This standard applies to testing of steel canopies for single props for mine support. The tests serve for assessment of the properties of steel canopies in the field.
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 05/01/1988 |
| Page Count | 2 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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01/05/1988
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