BS-7225-2.1 › Complete Document History
Classification of refractories. Unshaped refractory products. Alumina, silica and alumino-silicate products
Obsolete Revision Information: |
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REPLACED BY BS-EN-1402-1 - WITHDRAWN IN 2003 - Oct. 28, 2003
1990 EDITION - WITHDRAWN, 7/31/2007 - Feb. 28, 1990 |