Standards
Code of Practice for the grading of hardwoods
This Code of Practice specifies the requirements for grading of hardwoods.
GCP 1
-
2003
GYD 9,000
46 pages
Specification for Gold articles
This standard specifies:
a a) requirements for the manufacturing, alloying and testing of gold articles of 23, 22, 20, 18, 15, 14,12, 10 and 9 kt gold;
b b) requirements for findings and solders to be used in the manufacture of gold articles;
c c) methods for assaying gold, alloyed gold, solder, findings and gold articles; and
d d) requirements for marking and labelling of imported gold articles.
NNOTE It does not specify requirements for design of gold articles and does not apply to gold articles intended for industrial purposes such as dentistry, electronics, official coins, gold bars and other such uses.
GYS 50
-
2010
GYD 5,000
14 pages
Specification for Load and non-load bearing concrete masonry units
1.1 This
specification covers hollow and solid (see 5.3 and 5.4) concrete
masonry units made from hydraulic cement, water, and mineral aggregates with or
without the inclusion of other materials. There are three classes of concrete
masonry units: Normal Weight, Medium Weight, and Lightweight. These units are
suitable for both load bearing and non-load bearing applications. This standard
covers hollow blocks from sizes of 3 in. (76.2 mm) to 8 in. (203.2 mm).
1.2 Concrete masonry units covered by this specification are made from lightweight or normal weight aggregates, or both.
GYS 215
-
2021
GYD 5,000
15 pages