Division 1 In this chapter, the following expressions have the meanings hereby assigned to them:
United Kingdom
- (a)
Aluminium, not alloyed:
Metal containing by weight at least 99 % of aluminium, provided that the content by weight of any other element does not exceed the limit specified in the following table:
Other elements
Other elements are, for example, Cr, Cu, Mg, Mn, Ni, Zn.
Copper is permitted in a proportion greater than 0,1 % but not more than 0,2 %, provided that neither the chromium nor manganese content exceeds 0,05 %.
Element Limiting content % by weight Fe + Si (iron plus silicon)
1
Other elementsf1, each
0,1f2
- (b)
Aluminium alloys:
Metallic substances in which aluminium predominates by weight over each of the other elements, provided that:
- (1)
the content by weight of at least one of the other elements or of iron plus silicon taken together is greater than the limit specified in the foregoing table; or
- (2)
the total content by weight of such other elements exceeds 1 %.
- (1)
Annotations
Footnotes
- f1
-
Other elements are, for example, Cr, Cu, Mg, Mn, Ni, Zn.
- f2
-
Copper is permitted in a proportion greater than 0,1 % but not more than 0,2 %, provided that neither the chromium nor manganese content exceeds 0,05 %.
Notes on Chapter 76
Footnotes
- f1
-
Autonomous rate of duty: 3.
- f2
-
A door or window with or without its frame or threshold is considered as one piece.