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The dimensions listed in this practice represent the dimensions of rectangular and tapered refractory shapes manufactured and used in the United States.
The modular concept of dimensions permits a versatile arrangement of bonding during the construction of masonry units.
Область применения1.1 This practice covers the dimensions for rectangular and tapered brick in common usage in the United States.
1.2 The dimensions are modular based on 38 mm as the basic module as described in Practice C 861.