Statutory Rules 1986 No. 1721
National Measurement Regulations2
(Amendment)
I, THE GOVERNOR-GENERAL of the Commonwealth of Australia, acting with the advice of the Federal Executive Council, hereby make the following Regulations under the National Measurement Act 1960.
Dated 27 June 1986.
N. M. STEPHEN
Governor-General
By His Excellency’s Command,
Barry O. Jones
Minister of State for Science
Commencement
1. These Regulations shall come into operation on 1 July 1986.
Principal Regulations
2. In these Regulations, “Principal Regulations” means the National Measurement Regulations.
Units of measurement of mass
3. Regulation 8 of the Principal Regulations is amended by adding at the end the following sub-regulation—
“(4) The troy ounce, being a unit of measurement equal to 480(0.453 592 37)/7 000 of a kilogram, is an additional legal unit of measurement of mass for use—
(a) for the purpose of ascertaining the mass of precious metals; or
(b) for the purpose of contracts, dealings or other transactions made or entered into for any work, goods or other thing that is to be done, sold, carried or agreed for by measurement of the mass of precious metals,
and may be referred to by the symbol ‘oz tr’.”.
(S.R. 185/86) Cat. No. 10/24.6.1986
The Degree
4. Regulation 17 of the Principal Regulations is amended by omitting from sub-regulation (2), “this regulation” and substituting “sub-regulation (1)
Units of measurement of velocity and speed
5. Regulation 24 of the Principal Regulations is amended by adding at the end the following sub-regulation—
“(4) The foot per minute, being a unit of measurement equal to 0.304 8/60 of a metre per second, is an additional legal unit of measurement of velocity and speed for use—
(a) for the purpose of measuring vehicular vertical speed; or
(b) for the purpose of contracts, dealings or other transactions made or entered into for any work, goods or other thing that is to be done, sold, carried or agreed for by measurement of vehicular vertical speed,
and may be referred to by the symbol ‘ft/min’.”.
Units of measurement of work and energy
6. Regulation 30 of the Principal Regulations is amended by adding at the end the following sub-regulation—
“(4) The kilocalorie, being a unit of measurement equal to 4.186 8 × 103 joules, is an additional legal unit of measurement of work and energy for use—
(a) for the purpose of measuring food energy values; or
(b) for the purpose of contracts, dealings or other transactions made or entered into for any work, goods or other thing that is to be done, sold, carried or agreed for by measurement of food energy values,
and may be referred to by the symbol ‘kcal’.”.
Units of measurement of power
7. Regulation 32 of the Principal Regulations is amended by adding at the end the following sub-regulations—
“(5) Horsepower, being a unit of measurement equal to 745.7 watts, is an additional legal unit of measurement of power for use—
(a) for the purpose of measuring engine ratings in the aviation industry;
(b) for the purpose of contracts, dealings or other transactions made or entered into for any work, goods or other thing that is to be done, sold, carried or agreed for by measurement of engine ratings in the aviation industry;
(c) for the purpose of measuring engine ratings in defence equipment; or
(d) for the purpose of contracts, dealings or other transactions made or entered into for any work, goods or other thing that is to be done,
sold, carried or agreed for by measurement of engine ratings in defence equipment,
and may be referred to by the symbol ‘hp’.
“(6) In this regulation, ‘defence equipment’ means equipment used, or intended for use, by the Department of Defence.”.
Units of measurement of pressure
8. Regulation 34 of the Principal Regulations is amended by adding at the end the following sub-regulations—
“(5) The millibar, being a unit of measurement equal to 100 pascals, is an additional legal unit of measurement for pressure for use—
(a) for the purpose of measuring air pressure in relation to aviation; or
(b) for the purpose of contracts, dealings or other transactions made or entered into for any work, goods or other thing that is to be done, sold, carried or agreed for by measurement of air pressure,
and may be referred to by the symbols ‘mb or mbar’.
“(6) A millimetre of mercury, being a unit of measurement equal to 133.322 19 pascals, is an additional legal unit of measurement of pressure for use—
(a) for the purpose of measuring blood pressure; or
(b) for the purpose of contracts, dealings or other transactions made or entered into for any work, goods or other thing that is to be done, sold, carried or agreed for by measurement of blood pressure,
and may be referred to by the symbol ‘mmHg’.”.
9. Regulation 84 of the Principal Regulations is repealed and the following regulations substituted:
Conversion factors
“84. (1) For the purposes of section 11 of the Act, the conversion factor specified in Column 4 of an item in Schedule 33 is prescribed for the purpose of converting a measurement of a physical quantity expressed in terms of the Australian legal unit of measurement of that physical quantity specified in Column 2 of that item to a measurement expressed in terms of the Australian legal unit of measurement specified in Column 3 of that item.
“(2) For the purposes of section 11 of the Act, the conversion factor specified in Column 4 of an item in Schedule 34 is prescribed for the purpose of converting a measurement of a physical quantity expressed in terms of a unit of measurement (not being an Australian legal unit of measurement) of that physical quantity specified in Column 2 of that item to a measurement expressed in terms of the Australian legal unit of measurement specified in Column 3 of that item.
Additional legal units of measurement for use in futures contracts
“85. (1) The unit of measurement specified in Column 2 of an item in Schedule 35, being a unit of measurement of a physical quantity specified in Column 3 of the item, is an additional legal unit of measurement for use for the purpose of futures contracts.
“(2) An additional legal unit of measurement specified in Column 2 of an item in Schedule 35 is related to the Australian legal unit of measurement specified in Column 4 of that item as specified in Column 5 of that item.
“(3) In this regulation ‘futures contract’ has the same meaning as that expression has in the Futures Industry Act 1986.”.
Schedule 3
10. Schedule 3 to the Principal Regulations is amended by omitting items 13 to 21 (inclusive) and items 23 to 25 (inclusive).
Schedule 4
11. Schedule 4 to the Principal Regulations is amended by omitting items 17 to 26 (inclusive).
Schedule 9
12. Schedule 9 to the Principal Regulations is amended by omitting items 6 and 7.
Schedule 12
13. Schedule 12 to the Principal Regulations is amended by omitting items 12 to 14 (inclusive).
Schedule 13
14. Schedule 13 to the Principal Regulations is amended by omitting item 9.
Schedule 14
15. Schedule 14 to the Principal Regulations is amended by omitting items 7 and 8.
Schedule 31
16. Schedule 31 to the Principal Regulations is amended—
(a) by omitting Parts D, E, I, J and K; and
(b) by omitting Part G and substituting the following Part—
G Standards of Measurement of Mass expressed in terms of the troy ounce
| Permissible variation in milligrams |
Denominations exceeding 300 troy ounces | Twenty six hundredths of the denomination in troy ounces |
Denominations exceeding five troy ounces but not exceeding 300 troy ounces | Nineteen hundredths of the square root of four hundred and eighty times the denomination in troy ounces |
Denominations not exceeding five troy ounces | 0.02 |
Schedule 32
17. Schedule 32 to the Principal Regulations is amended by omitting Part B.
Addition of Schedules 33, 34 and 35
18. The Principal Regulations are amended by adding the following Schedules:
SCHEDULE 33 Regulation 84
CONVERSION FACTORS
Column 1 | Column 2 | Column 3 | Column 4 |
Item | Unit of measurement | Unit of measurement | Factor |
|
| Length |
|
1. | mile | metre | 1 609.344 |
2. | chain | metre | 22 (0.914 4) |
3. | yard | metre | 0.914 4 |
4. | link | metre | 22 (0.914 4)/100 |
|
| Area |
|
5. | square yard | square metre | (0.914 4)2 |
6. | square foot | square metre | (0.914 4)2/9 |
7. | square inch | square metre | (0.914 4)2/1 296 |
8. | acre | square metre | 4 840 (0.914 4)2 |
9. | rood | square metre | 1 210 (0.914 4)2 |
10. | perch | square metre | 30.25 (0.914 4)2 |
SCHEDULE 34 Regulation 84
CONVERSION FACTORS
Column 1 | Column 2 | Column 3 | Column 4 |
Item | Unit of measurement | Unit of measurement | Conversion Factor |
|
| Mass |
|
1. | ton | kilogram | 2 240 (0.453 592 37) |
2. | short ton (sh tn) | kilogram | 2 000 (0.453 592 37) |
Column 1 | Column 2 | Column 3 | Column 4 |
Item | Unit of measurement | Unit of measurement | Conversion factor |
3. | hundredweight (cwt) | kilogram | 112 (0.453 592 37) |
4. | quarter (qr) | kilogram | 28 (0.453 592 37) |
5. | stone | kilogram | 14 (0.453 592 37) |
6. | pound (lb) | kilogram | 0.453 592 37 |
7. | ounce (oz) | kilogram | (0.453 592 37)/16 |
8. | dram (dr) | kilogram | (0.453 592 37)/256 |
9. | grain (gr) | kilogram | (0.453 592 37)/7 000 |
10. | slug | kilogram | 32.174 (0.453 592 37) |
11. | troy ounce (oz tr) | kilogram | 480 (0.453 592 37)/7 000 |
12. | pennyweight (dwt) | kilogram | 24 (0.453 592 37)/7 000 |
|
| Volume |
|
13. | cubic yard (cu yd or yd3) | cubic metre | (0.914 4)3 |
14. | cubic foot (cu ft or ft3) | cubic metre | (0.914 4)3/27 |
15. | cubic inch (cu in or in3) | cubic metre | (0.914 4)3/46 656 |
16. | gallon (gal) | cubic metre | 4.546 09 × 10–3 |
17. | quart (qt) | cubic metre | (4.546 09 × 10–3)/4 |
18. | pint (pt) | cubic metre | (4.546 09 × 10–3)/8 |
19. | gill | cubic metre | (4.546 09 × 10–3)/132 |
20. | fluid ounce (fl oz) | cubic metre | (4.546 09 × 10–3)/160 |
21. | fluid drachm (fl dr) | cubic metre | (4.546 09 × 10–3)/l 280 |
22. | minim (min) | cubic metre | (4.546 09 × 10–3)/76 800 |
|
| Velocity and Speed |
|
23. | mile per hour (mile/h or mph) | metre per second | 1 609.344/3 600 |
24. | mile per hour | kilometre per hour | 1.609 344 |
25. | foot per minute (ft/min) | metre per second | 0.304 8/60 |
|
| Work and Energy |
|
26. | kilocalorie (kcal) | joule | 4.186 8 × 103 |
27. | calorie (cal) | joule | 4.186 8 |
28. | British thermal unit (Btu) | joule | 1 055.056 |
|
| Power |
|
29. | horsepower (hp) | watt | 745.7 |
|
| Pressure |
|
30. | millimetre of mercury (mm Hg) | pascal | 133.322 19 |
31. | millibar (mb or mbar) | pascal | 100 |
SCHEDULE 35 Regulation 85
ADDITIONAL LEGAL UNITS OF MEASUREMENT FOR USE IN FUTURES CONTRACTS
Column 1 | Column 2 | Column 3 | Column 4 | Column 5 |
Item | Additional legal unit of measurement | Physical Quantity | Australian legal unit of measurement | Relationship to Australian legal unit of measurement |
1. | ton | mass | kilogram | 2 240 (0.453 592 37) |
2. | short ton | mass | kilogram | 2 000 (0.453 592 37) |
3. | hundredweight | mass | kilogram | 112 (0.453 592 37) |
4. | quarter | mass | kilogram | 28 (0.453 592 37) |
5. | stone | mass | kilogram | 14 (0.453 592 37) |
6. | pound | mass | kilogram | 0.453 592 37 |
7. | ounce | mass | kilogram | (0.453 592 37)/16 |
8. | dram | mass | kilogram | (0.453 592 37)/256 |
9. | grain | mass | kilogram | (0.453 592 37)/7000 |
10. | slug | mass | kilogram | 32.174 (0.453 592 37) |
11. | troy ounce | mass | kilogram | 480 (0.453 592 37)/7 000 |
12. | pennyweight | mass | kilogram | 24 (0.453 592 37)/7 000 |
13. | cubic yard | volume | cubic metre | (0.914 4)3 |
14. | cubic foot | volume | cubic metre | (0.914 4)3/27 |
15. | cubic inch | volume | cubic metre | (0.914 4)3/466 56 |
16. | gallon | volume | cubic metre | 4.546 09 × 10–3 |
17. | quart | volume | cubic metre | (4.546 09 × 10–3)/4 |
18. | pint | volume | cubic metre | (4.546 09 × 10–3)/8 |
19. | gill | volume | cubic metre | (4.546 09 × 10–3)/32 |
20. | fluid ounce | volume | cubic metre | (4.546 09 × 10–3)/160 |
21. | fluid drachm | volume | cubic metre | (4.546 09 × 10–3)/l 280 |
22. | minim | volume | cubic metre | (4.546 09 × 10–3)/76 800 |
23. | mile per hour | velocity and speed | metres per second | 1609.344/3 600 |
24. | foot per minute | velocity and speed | metres per second | 0.304 8/60 |
25. | kilocalorie | work and energy | joule | 4.186 8 × 103 |
26. | calorie | work and energy | joule | 4.186 8 |
27. | British thermal unit | work and energy | joule | 1055.056 |
28. | horsepower | power | watt | 745.7 |
29. | millibar | pressure | pascal | 100 |
30. | millimetre of mercury | pressure | pascal | 133.322 19 |
NOTES
1. Notified in the Commonwealth of Australia Gazette on 30 June 1986.
2. Statutory Rules 1961 No. 142 as amended by 1963 No. 126; 1964 No. 146; 1965 No. 13; 1968 No. 150; 1970 No. 40; 1972 Nos. 62, 133 and 160; 1973 Nos. 68 and 253; 1977 No. 150; 1979 No. 65; 1981 No. 195; 1983 No. 64; 1984 Nos. 195 and 231; 1985 No. 315.
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