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Valves News

R2,5m valve contract for big diamond mine

By: System Author 21st May 1999 R2,5-million con- tract for the supply of a range of valves for the Orapa 2000 upgrade at the Debswana diamond-mine in northern Botswana has been completed by valve manufacturer Insamcor, of Sebenza, Gauteng. Orders have been placed since February last year, and full commissioning of the plant... →

Local valve makers are urged to go global

By: System Author 21st May 1999 Local valve manu facturers need to become world-class if they are to survive and grow, Vent-O-Mat marketing manager Allistair Balutto tells Engineering News, producing figures to prove that the company has ‘put its money where its mouth is’ – export-derived revenue is up to 60%,... →

Restructuring leads way to ‘one-stop’ shop

By: System Author 21st May 1999 Reorganisation of management and a progressive restructuring at all levels by valve distributor GC Baars and its affiliate companies will allow the group to consolidate its position as market leader and show above-average growth this year, says MD Mynhardt Baars. The revamp has resulted in the... →

Company ups exports to the Pacific Rim area

By: System Author 21st May 1999 Exports are at the top of the agenda for valve manufacturer Ainsworth Engineering, of Robertsham, Gauteng, with its marketing division taking a co-operative and proactive stance in the fight to bolster output volumes. Emperor Gold Mines’ Fijian operation is the recipient of the... →

World leader in high-pressure pinch valves

By: System Author 21st May 1999 In a market that is showing alarm- ing signs of attrition, pinch-valve manufacturer Corflex, of Roodekop, Gauteng, has maintained its impressive proportion of income attributable to exports – holding steady at 70%, and set to grow along with a projected growth in turnover of 25% in the... →

Big valve-sealing challenge is won

By: System Author 21st May 1999 ACHIEVING a tight shut-off with metal against metal has always been a challenge for valve manufacturers, not only because most common construction metals tend to gall, but also because their plastic and elastic properties limit what can be done with these materials. Overcoming the limits imposed... →

Auto-closing valve for waterworks

By: System Author 21st May 1999 THE order for the design and manufacture of a third 500 mm pump-discharge valve for Rustfontein water-treatment works has been awarded to Ainsworth Engineering. Auto-closing spherical ball valves are ideally suited to pumping stations where increasing emphasis is being placed on saving energy.... →

Fishing for specialised valves

By: System Author 21st May 1999 The introduction of proportional valve technology into its South African product range by Danish valve manufacturer Danfoss has boosted sales in its valve division tenfold in the last 18 months, reveals Danfoss marketing manager Paddy Hodgson. “The introduction of the range of valves, along... →

Control valve is developed for skid-steer loaders

By: System Author 21st May 1999 A NEW control valve for skid-steer loaders has been developed by Casappa, represented in South Africa by Ernest Lowe. The SDM 141/3 is a three-port monobloc control valve with a series circuit, while the new SDM 140/3 series has a parallel circuit. Both products are equipped with interspool check... →

New pump column protection system

By: System Author 21st May 1999 A pump column pro- tection system which guards against pump-motor trip-outs and minimises pressure surges in pipelines has been developed by Hydro Power Engineering (HPE), of Honeydew, Gauteng. This innovation has been made possible through years of experience in ensuring the safety of... →

Botswana gate-valve project

By: System Author 23rd April 1999 Gauteng iron foundry Active Foundry has completed all spheroidal graphite iron components for eight 1 000 mm gate-valves bound for a project in Botswana. Since 1991, the company has consistently increased the complexity and quality of its valve castings, which require certain expertise similar to... →

Valves for water, effluent services

By: System Author 9th April 1999 INNOVATIVE valves for water and effluent services have been released by BTR Flow Control of Jet Park, Gauteng. Effluents can contain chemicals which could cause corrosion problems in valves. To overcome corrosion, metal piping and valve systems often have to use special alloys, which are very... →

Instrument sector must control its future

By: System Author 26th March 1999 What is the value of the local industry? The leading vendors in the industry appoint independent market-research company Access Marketing International (AMI) to conduct general research every two years. Since 1985 we have had two-yearly updates as to industry trends and worth. The 1998 survey... →

New single-seat valve designed

By: System Author 12th March 1999 A MODERN, versatile single-seat valve, the Delta SW4, designed to revolutionise valve maintenance and to fill the rapidly-changing needs of the hygienic-processing industries, has been designed by APV Fluid Handling. Great emphasis was placed on facilitating valve handling, installation and... →

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