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Description
The processes of corrosion and control which have to be considered in the manufacture of the motor car
Metadata describing this Open University video programme
Module code and title: S342, Physical chemistry: principles of chemical change
Item code: S342; 03; 1995
First transmission date: 1985
Published: 1995
Rights Statement:
Restrictions on use:
Duration: 00:24:33
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Producer: David Jackson
Contributors: Eleanor Crabbe; Frank Haddleton
Publisher: BBC Open University
Keyword(s): British Steel; Car design; Corrosion; Gaydon accelerated corrosion facility; Iron; Rover Group; Zinc
Footage description: Footage - Car on Gaydon test track. Humidity chamber (0'45"-1'34") - Water on steel changing colour. Graphic of the reaction (1'35"-2'52") - Graphic of salt water reacting with iron (3'07"-3'35") - Car being disassembled for examintion. Accelerated corrosion testing (3'36"-4'40") - Faraday's Laws. Electroplting. British Steel's Shotton Works (4'44"-6'29") - Graphic of corrosion process. Galvanic corrosion. Graphic of stability of zinc plotted against pH (6'30 -8'15") - Rover Pressing Unit, Swindon. Graphic of clinched joint. Section of clinched joint. Rusted door (8'26"-9'33") - Graphic of water in clinched seam and corrosion. Crevice corrosion (9'44"-10'35") - Graphic of clinched joint protection (10'36"-11'06") - Assembly line (11'07"-12'47") - British Steel's Llanwern plant. Zinc pot. Hot dip galvanising. Vertical furnace. Temper mill. Spot welds (12'48"-14'10") - Making Durasteel at Shotton. Chromate. Laquer. Control room. Inspection of steel. Coiling (15'03"-16'36"). Body-in-white at start of paintshop lines. Alkali tank. Conditioner rinse. Phosphate dip (16'37"-17'44") - SEM phosphophyllite (17'45"-17'55") - Chromate wash. Electrocoat tank. Graphic of chemical structure of electrolyte. SEM phosphophyllite (18'25"-19'31") - Car in oven. Graphic of isocyanate groups reacting with hydroxyl groups (19'39"-20'08") - Sealing. Anti-chip paint. Base coat. Top coat. Wax injection (20'10"-21'25") - Car design on computer screen. Engineering Design Group, Swindon (21'51"-22'38") - Montage of steel/car production (23'15-23'44").
Master spool number: DOU8298
Production number: FOUS803T
Videofinder number: 5269
Available to public: no