618
THE NEW ZEALAND GAZETTE
No. 30

TARIFF DECISION LIST No. 679—continued
APPROVALS—continued

same purpose valves for higher pressures above standards
(8) Check valves (reflux) of iron and alloyed iron for general purposes in nominal sizes 80 mm (3 in.), 100 mm (4 in.), 150 mm (6 in.) 200 mm (8 in.), 250 mm (10 in.), 300 mm, double flanged, for test pressure 244 metres (800 ft.), head, free acting and external lever operated in accordance with BSS 4090, not including non-concussive types
(9) Plugcocks, bronze, screwed and flanged straight through or 3-way, sizes 12 mm to 102 mm (½ in. to 4 in.), (but not sleeve packed plugcocks)
(10) Valves, peculiar for use on bulk fuel tankers, viz;
(a) Pressure vacuum valves, aluminium, screwed 76 mm (3 in.) and 102 mm (4 in.) flanged
(11) Check valves of any kind of bronze, peculiar for use with steam or water of the following types and working pressures;
(a) flanged horizontal types 19 mm to 153 mm (¾ in. to 6 in.) with stainless steel or bronze seat and a working pressure of 344 kPa to 1725 kPa (50 p.s.i. to 250 p.s.i.)
(b) flanged and screwed swing type 63.5 mm to 102 mm (2½ in. to 4 in.) of 344 kPa to 690 kPa (50 to 100 p.s.i.)
(c) Screwed vertical type 63.5 mm to 76 mm (2½ in. to 3 in.) with bronze seat and a working pressure of 344 kPa to 690 kPa (50 p.s.i. to 100 p.s.i.)
(d) Horizontal check valves 12 mm to 51 mm (½ in. to 2 in.) fibre or teflon seats and a working pressure up to 1035 kPa (150 p.s.i.)
(e) Vertical, of brass or bronze in sizes; 15 mm to 50 mm (½ in. to 2 in.)
(12) Treacle cocks, bronze 25 mm to 76 mm (1 in. to 3 in.)
(13) Blow down plug cock, flanged, asbestos packed, double gland bronze 25 mm to 51 mm (1 in. to 2 in.) peculiar for use for blowing down boilers or pressure vessels and tested up to 3450 kPa (500 p.s.i.)
(14) Needle valves, of bronze and stainless steel, in-line types, sizes 6 mm (¼ in.), 9.5 mm (⅜ in.), and 13 mm (½ in.) B.S.P.
(b) Valves of bronze, for water, 12 mm to 25 mm (¼ in. to 1 in.) screwed ends up to and including 2070 kPa (300 p.s.i.)
(15) Pressure reducing:
(a) Valves, pilot operated, flanged and screwed stainless steel seat and valve, sizes 12 mm to 51 mm (½ in. to 2 in.)
(b) Valves of bronze, for water, 12 mm to 25 mm (½ in. to 1 in.) screwed ends up to and including 2070 kPa (300 p.s.i.)
(c) Valves of diecast construction used principally for reduction of pressure of industrial compressed air systems, pipe sizes threaded ⅛ in., ¼ in., ½ in., in miniature and standard series for pressures up to 1725 kPa (250 p.s.i.)
(16) Valves, peculiar for use in service station petrol pumps;
(a) petrol pump dispensing nozzles
(b) petrol pump dispensing nozzles, automatic shut-off types, which operate at up to 2.3 litres/second (30 gpm) at pressures from 344 kPa to 620 kPa (50 p.s.i. to 90 p.s.i.)
(17) Valves, drum compensating types, being air reducing valves commonly used to pressurise oil storage containers having a capacity 57 litres (12½ gal.) 200 litre (44 gal.) 272 litre (60 gal.) or more
(18) Solenoid valves, 2 port, with bodies constructed entirely of brass or cast iron direct acting and pilot operated, sizes 3 mm to 76 mm (⅛ in. to 3 in.) of pressure 0 to 1380 kPa (0 to 200 p.s.i.), not incorporating any of the following features;
(a) manual reset construction
(b) slow open/fast close gas valve construction
(c) gas valves
(19) Aerosol valves, with or without actuators, peculiar to use with 25 mm (1 in.) neck-opening aerosol containers
(20) Check valves:
(a) Wafer type, all materials; sizes 51 mm (2 in.) to 915 mm (36 in.) ASA 150 or B.S. equivalent; sizes 51 mm (2 in.) to 356 mm (14 in.) ASA 300 or B.S. equivalent; sizes 51 mm (2 in.) to 255 mm (10 in.) ASA 600 or B.S. equivalent; sizes 51 mm (2 in.) to 205 mm (8 in.) ASA 1500 or B.S. equivalent; suitable for water, oil or steam, bare or fitted with back flush lever, adjustable counter balance or cam operated micro switch 51 mm to 305 mm (2 in. to 12 in.), peculiar to working pressure

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