BNamericas reported that Argentine steel tube and equipment producer Siat has won a tender to supply pipes to state energy company Enarsa.

It said in a filing to São Paulo's Bovespa stock exchange said that Siat is due to provide 1,182 kilometer of pipes to Enarsa under the contract worth USD 549 million, before taxes.

It added that São Paulo based TenarisConfab will provide another 327 kilometer of welded steel tubes in the deal worth USD 178 million before taxes.

Both pipes will be used for the GNEA natural gas pipeline, according to the filing.

Deliveries are expected to start within 21 months of the date the contract is signed.

Confab, part of Luxembourg's Tenaris, sold 427,800 tonnes of welded tube products last year, up 76% compared to 242,600 tonnes in 2006.