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Standard
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BS 7861-2:2009
Strata reinforcement support systems components used in coal mines Specification for flexible roof
Summary
Compressive strength;Dimensional measurement;Structural systems;Expansion (deformation);Steels;Load capacity;Structural members;Elasticity;Coal mining;Performance;Wires;Shear testing;Performance testing;Modulus of elasticity;Pull-out tests;Dimensions;Colour codes;Wire ropes;Reinforcement;Stiffness;Reinforcing materials;Grouting;Supports
Technical characteristics
| Publisher | British Standards Institution (BSI) |
| Publication Date | 10/31/2009 |
| Page Count | 56 |
| Themes | Supports |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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31/10/2009
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15/09/1997
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