TPT July 2007

Technology Update

aluminium profile rods, tubes, sections, and bent or swaged components to automobile industries and textile mills in India. Tolerances are ±0.02 on both OD and ID, and products feature a reduced weight of section compared to extruded sections, with no eccentricity or ovality. Tan-V-Tech’s production range is from 1mm to 100mm OD, with thickness ranging from 0.10mm to 17mm. The company can also develop special sizes and profiles, according to user requirements, to enable proper cutting, chamfering, threading and punching to be performed. Tubes and sections in small cut lengths can also be supplied. Products can be provided in a range of alloys, depending on the application, including 1050, 1070, 1100 F, 2012, 3100, 3103, 5052, 6061, 6063, 6351, and 6082.

Alloys for strength, anti-corrosion and oxidation resistance

Multimetals Limited, India, is a manufacturer of seamless extruded drawn copper and copper alloy tubes, including 90/10 and 70/30 cupro nickel tubes confirming to various international standards. The company caters to industries such as heat exchangers, nuclear and thermal power plants, shipbuilding and repairs, petroleum refineries, sugar plants, defence establishments, and air conditioning and refrigeration. The company are part of a technical collaboration with M/s Hitachi Cable Ltd, Japan, a leading company in air conditioning and refrigeration copper tube technology. The company, which exports to all developed countries, has won 11 export excellence awards since 1993-94. PVC coated tubes are the latest product to be added to the company’s manufacturing range. In addition to its standard product range, Multimetals has started manufacturing other copper-based alloy semis, with chemical, mechanical, metallurgical and physical properties based on user requirements.

These alloys include aluminium bronze, manganese bronze, naval brass, free cutting brass, forging brass, high tensile brass, riveting brass, silicon brass, high conductivity tough pitch copper, tellurium copper and cadmium copper. They are supplied in the form of hollows, sections, profiles and rods. The alloys provide a combination of strength, anti-corrosion properties and oxidation resistance.

Multimetals Limited – India Fax : +91 744 248 1821 Email : sales@multimetals.in Website : www.multimetals.in

Ready-to-use multi-port tubes in aluminium

Tan-V-Tech Aluminium, India, is a manufacturer of aluminium drawn profiles, tubes, sections, rods, strips, coils and profile rods, and a specialist in non-ferrous drawing. The company, which has recently doubled its production capacity, supplies drawn

Tan-V-Tech Aluminium – India Fax : +91 79 2681 1146 Email : hemangrshah2001@sancharnet.in Website : www.tanvtechdrawnaluminium.com

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