Screw Threads

Oral Answers to Questions — Trade and Commerce – in the House of Commons at 12:00 am on 15th February 1955.

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Photo of Mr Gilbert Mitchison Mr Gilbert Mitchison , Kettering 12:00 am, 15th February 1955

asked the President of the Board of Trade how many standard types of screw thread are in manufacture and in common use in this country; how many of those types are in common use abroad; and what steps are being taken to adopt uniform international standards of screw threads in the interests of our export trade.

Photo of Mr Henry Strauss Mr Henry Strauss , Norwich South

Three, Sir, including a unified thread introduced recently by agreement between the United States, Canada and this country, are in common use here. Two of these are in use abroad. The British Standards Institution, with the full co-operation of industry, is actively engaged in international discussions designed to secure wider agreement on an international standard.