1370
THE NEW ZEALAND GAZETTE
No. 39

†The identical part of this British standard has been endorsed as suitable for use in New Zealand.

Dated at Wellington this 3rd day of May 1978.

DENYS R. M. PINFOLD,
Director, Standards Association of New Zealand.

(S.A. 114/2/7: 1112–16)

The Standards Act 1965—Standard Specification Revoked

PURSUANT to section 23 of the Standards Act 1965, the Standards Council, on 31 March 1978, revoked the under-mentioned standard specification.

Number and Title of Specification

NZS 1653:1962 Safety requirements for mechanical refrigeration.

Dated at Wellington this 3rd day of May 1978.

DENYS R. M. PINFOLD,
Director, Standards Association of New Zealand.

(S.A. 114/2/7: 1110)

The Standards Act 1965—Miscellaneous Publication Adopted

PURSUANT to section 17 of the Standards Act 1965, the Standards Council, on 28 April 1978, approved the issue of the under-mentioned miscellaneous publication.

Number, Title, and Price of Publication (Post free)

MP 9:— Reports on fire resistance ratings of elements of buildings

9/9:1978 Early fire hazard indices of lining materials, non-combustibility of materials and flammability indices of materials for drapes and the like. $3.80.

Copies of the publication may be ordered from the Standards Association of New Zealand, World Trade Center, 15–23 Sturdee Street (or Private Bag), Wellington.

Dated at Wellington this 3rd day of May 1978.

DENYS R. M. PINFOLD,
Director, Standards Association of New Zealand.

(S.A. 114/2/5: 107)

The Standards Act 1965—Specification Declared to be a Standard Specification

PURSUANT to section 23 of the Standards Act 1965, the Standards Council, on 31 March 1978, declared the under-mentioned specification to be a standard specification.

Number, Title, and Price of Specification (Post free)

NZS 5235:— Code of practice for safety in mechanical refrigeration (Refrigeration Code)—
Part 1:1978 Plants with a total refrigeration effect or input energy in excess of 30kW. $6.25.

Copies of the standards specification may be ordered from the Standards Association of New Zealand, World Trade Center, 15–23 Sturdee Street (or Private Bag), Wellington.

Dated at Wellington this 3rd day of May 1978.

DENYS R. M. PINFOLD,
Director, Standards Association of New Zealand.

(S.A. 114/2/2: 639)

The Standards Act 1965—Specification Declared to be a Standard Specification

PURSUANT to section 23 of the Standards Act 1965, the Standards Council, on 28 April 1978, declared the under-mentioned specification to be a standard specification.

Number, Title, and Price of Specification (Post free)

NZS 3107:1978 Precast concrete drainage and pressure pipes. $6.25.

Copies of the standard specification may be ordered from the Standards Association of New Zealand, World Trade Center, 15–23 Sturdee Street (or Private Bag), Wellington.

Dated at Wellington this 3rd day of May 1978.

DENYS R. M. PINFOLD,
Director, Standards Association of New Zealand.

(S.A. 114/2/2: 642)

The Standards Act 1965—Overseas Specifications Endorsed as Suitable for use in New Zealand

PURSUANT to section 17 of the Standards Act 1965, the Standards Council, on 28 April 1978, endorsed the under-mentioned overseas specifications as suitable for use in New Zealand.

Number and Title of Specification
Price of Copy (Post free)
$

BS 1991:— Letter symbols, signs, and abbreviations—
Part 1: 1976 General ……………………………………………………………… 13.00
Part 3: 1961 Fluid mechanics …………………………………………………… 9.80
Part 5: 1961 Applied thermodynamics ………………………………………… 9.80
Part 6: 1975 Electrical science and engineering. (Including Amendment No. 1; AMD 2291, gratis) ……………………………………………………………… 13.00
Supplement No. 1 (1973) List of subscripts for electrical technology ………… 9.80

BS 2782:— Methods of testing plastics—
Part 1: Thermal properties—
Methods 120A to 120E:1976 Determination of the Vicat softening temperature of thermoplastics ……………………………………………………………… 3.25
Method 121A to 121C:1976 Determination of deformation under heat of flexible vinyl chloride compound ……………………………………………………………… 2.10
Method 122A:1976 Determination of the melting point of polyamides ………… 3.25
Method 123B:1976 Determination of the melting point of semi-crystalline polymers using polarized light ……………………………………………………………… 3.25
Method 130A:1976 Determination of the thermal stability of polyvinyl chloride by the Congo Red method ……………………………………………………………… 3.25
Method 132A:1976 Determination of resistance of decorated laminated sheet to dry heat ……………………………………………………………… 2.10
Method 132B:1976 Determination of the blister temperature of thermosetting material ……………………………………………………………… 2.10
Method 150A:1976 Determination of stiffness in torsion as a function of temperature ……………………………………………………………… 3.25
Method 150B:1976 Determination of cold flex temperature of flexible polyvinyl compound ……………………………………………………………… 3.25
Method 150D:1976 Cold crack temperature of film. Charge decay method ……… 3.25
Method 250A:1976 Antistatic behaviour of film. Electroscope method ………… 3.25
Method 250B:1976 Antistatic behaviour of film. Field window method ………… 3.25

Part 2: Electrical properties—
Methods 320A–320F:1976 Tensile strength, elongation and elastic modulus …… 6.05
Methods 326A–326C:1976 Determination of tensile strength and elongation of plastics films ……………………………………………………………… 3.25
Method 332A:1976 Stiffness of plastics films …………………………………… 2.10
Method 341A:1977 Determination of apparent interlaminar shear strength of reinforced plastics ……………………………………………………………… 3.25
Method 351A:1977. Determination of Charpy impact resistance of rigid plastics and ebonite (Charpy impact flexural test) ………………………………………… 4.45
Method 365A:1976 Determination of softness number of flexible plastics materials ……………………………………………………………… 3.25

Part 4: Chemical properties—
Method 432B:1976 Determination of the acid value of unsaturated polyester resins ……………………………………………………………… 3.25
Method 434A:1975 The identification of antioxidants and ultra-violet absorbers in polyolefin compounds by thin layer