as 1722.1-1975 惠氏管螺牙型 部份1锁紧管牙(公制).pdf

AS —1975
Australian Standard
Pipe threads of Whitworth form
Part 1: Sealing pipe threads
(metric units)
The following scientific, industrial and governmental organizations and departments
were officially represented on the committee entrusted with the preparation of this
standard:
Airconditioning and Refrigeration Equipment Manufacturers Association
of Australia
Associated Chambers of Manufactures of Australia
Australian and New Zealand Railways Conferences
Australian Institute of Refrigeration, Air Conditioning and Heating
Australian Liquefied Petroleum Gas Association
Brassware Manufacturers Association of Victoria
Dairy Equipment Manufacturers Association of Australia
Department of Defence (Army and Materials Research Laboratory)
Department of Manufacturing Industry (Ammunitions Factory)
Department of Technical Education, .
Electricity Supply Association of Australia
Fasteners Institute of Australia
Federal Chamber of Automotive Industries
Federation of Automotive Products Manufacturers
Metal Trades Industry Association of Australia
National Measurement Laboratory
Petroleum Refinery Engineers Advisory Committee
Postmaster-General’s Department
Society of Automotive Engineers — Australasia
The Institution of Engineers, Australia
The Institution of Production Engineers
Sydney Metropolitan Water, Sewerage and Drainage Board
This standard, prepared by Committee ME/28, Screw Threads, was approved on behalf
of the Council of the Standards Association of Australia on 13 November 1974.
Review of Australian Standards. To keep abreast of progress in industry, Australian Standards are subject
to periodic review and are kept up to date by the issue of amendments or new editions as necessary. It is
important therefore that Standards users ensure that they are in possession of the latest edition, and any
amendments th