Thanks for visiting The use of software that blocks ads hinders our ability to serve you the content you came here to enjoy We ask that you consider turning off your ad blocker so we can deliver you the best experience possible while you are here This website is using a security service to protect itself from online attacks The action you just performed triggered the security solution There are several actions that could trigger this block including submitting a certain word or phrase You can email the site owner to let them know you were blocked Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page Powder metallurgical processes were recently adopted for the manufacture of six seabed manifold sections for BP Norge's Valhall Field The 6 meter long components were installed late last year using a manufacturing process that minimizes the amount of welds in the tubing The manifolds were manufactured by Metso Powdermet in Surahammar The company is a world leader in the development of hot isostatic processing (HIP) technology Its track record that includes the largest component ever manufactured with the HIP process and offloading (FPSO) vessel swivel that was over two meters long and weighed 14 tons Metso Powedermet's ability to manufacture complex shapes with high metallurgical integrity has resulted in several recent orders from the offshore sector Swivels for FPSOs have proved particularly suitable for this process - the company recently manufactured three swivels for different customers Each weighed 3-12 tons and were delivered as 10 individual components The company uses the world's largest hot isostatic press with an internal capacity measuring 3.5 meters long and 1.3 meters in diameter The HIP process makes it possible to manufacture very complex shapes such as manifolds and valve bodies from high quality alloys that meet the highest standards of metallurgical integrity the finished metal product will demonstrate a uniformly fine granular structure metallurgically superior to the longer and more inconsistent grains that result from a component being forged High alloyed duplex stainless steel in particular demonstrates a HIP'd microstructure with unifrom islands of ferrite and austenite that will prevent problems arising from hydrogen formation caused by cathodic protection in subsea installations The process has been refined to ensure molecular homogeneity throughout the entire structure of even the most complex workpieces In some cases the HIP process has been found to be the only option available for designers of components using special alloys that can be neither cast nor forged HIP manufacturing involves the construction of a capsule out of 2 mm sheet carbon steel This is a highly skilled task in which every detail of the work piece is shaped so that the capsule can serve as a completely air-tight mold for the finished item The capsule is made larger than the finished product to allow for shrinkage and by carefully controlling the size of the finished component it is possible to minimize the amount of machining required afterwards The nature of the Metso Powdermet process makes it possible to manufacture components in any type of metal These are supplied to the factory as a high grade powder with uniform spherical size The capsule is filled with the powder after which the air is evacuated and the component is sealed Once in the HIP the capsule is subjected to temperatures ranging from 1,130-1,180° C in an atmosphere of argon gas and nitrogen which is used to create the extreme pressures needed in a carefully controlled process The work piece is likely to be in the HIP for up to 12 hours and on removal it is subjected to an etching process that removes the carbon steel capsule and leaves the component ready for final finishing as required Another benefit of the Powdermet process is its ability to produce components from composites of different metals This enables the designer to address the problem of differing levels of erosion and corrosion resistance that may be required in the same component the company has developed this capability to provide cladding inside forged valve bodies The HIP process is used to provide corrosion resistance by applying a layer of Inconel onto the forged carbon steel body The risk of micro cracks is eliminated with the HIP process A new group of Metal Matrix Composites (MMC) has recently been developed by Metso Powdermet Through inclusion of varying ratios of carbide within the mixture it is now possible to clad a component with a wear-resistant coating of any thickness This would typically involve the carbides being combined with Duplex or Super Duplex to create a matrix capable of resisting both corrosion and erosion and may now be considered the optimum solution for sand separators and components exposed to drilling mud and cuttings For more information contact Göte Björman, Metso. Tel: +46 220 348 80, Fax: +46 220 334 90, Email: [email protected] To allow for equitable access to all users SEC reserves the right to limit requests originating from undeclared automated tools Your request has been identified as part of a network of automated tools outside of the acceptable policy and will be managed until action is taken to declare your traffic Please declare your traffic by updating your user agent to include company specific information Reference ID: 0.e7b10f17.1746491251.10c505cb you are agreeing to security monitoring and auditing and to ensure that the public service remains available to users this government computer system employs programs to monitor network traffic to identify unauthorized attempts to upload or change information or to otherwise cause damage including attempts to deny service to users Unauthorized attempts to upload information and/or change information on any portion of this site are strictly prohibited and are subject to prosecution under the Computer Fraud and Abuse Act of 1986 and the National Information Infrastructure Protection Act of 1996 (see Title 18 U.S.C To ensure our website performs well for all users the SEC monitors the frequency of requests for SEC.gov content to ensure automated searches do not impact the ability of others to access SEC.gov content We reserve the right to block IP addresses that submit excessive requests Current guidelines limit users to a total of no more than 10 requests per second regardless of the number of machines used to submit requests If a user or application submits more than 10 requests per second further requests from the IP address(es) may be limited for a brief period Once the rate of requests has dropped below the threshold for 10 minutes the user may resume accessing content on SEC.gov This SEC practice is designed to limit excessive automated searches on SEC.gov and is not intended or expected to impact individuals browsing the SEC.gov website Note that this policy may change as the SEC manages SEC.gov to ensure that the website performs efficiently and remains available to all users During a council meeting in Surahammar on Monday a Christian Democrat politician voted against a  motion that would allow the municipality to hoist the rainbow flag at the Town Hall during the nearby Västerås gay pride festival His justification met sharp criticism.  If we allow the gay pride rainbow flag to fly at the town hall in Surahammar then we must also accept to hoist up a flag with a swastika according to a local Christian Democrat politician in the town The debate in the Surahammar local council was on whether to fly the gay movement's rainbow-coloured flag at the town hall during the pride festival in nearby Västerås An overwhelming majority in the council was in favour but Christian Democrat Morgan Emgardsson was against arguing that it would be like flying the Nazi flag "Not the least considering all the gay people who were murdered during the Holocaust Very bad," a party spokesperson wrote on the party's official twitter account Embardsson himself tried to defend himself in the local newspaper Västmanlands Läns tidning "I just wanted to say that if we allow flying one organisation's flag The local council can only fly the Swedish flag or its own flag," he said noted that "while the rainbow flag signifies all people's equal value said: "that we fly the rainbow flag will not change the mentality against HBTQ-people plus weekly summary on Fridays at 4.30pm on P2 (P6 89.6FM in Stockholm) Kontakta gärna Sveriges Radios forum för teknisk support där vi besvarar dina frågor vardagar kl