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DEFSTAN 68-138/1(1992) : 1992 AMD 1 1992
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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BITUMEN GRADES 1, 2 AND 3
Superseded date
03-10-1997
Published date
12-01-2013
Publisher
Gives the requirements for three grades of bitumen suitable for use in bituminous paints and sealing and coating compositions intended for certain ammunition stores.
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