AEROSPACE HEAT TREAT NEWS

Inside the Carbon Nanotube Method for Airplane Production

 

Source: Design and Development Today

 

A modern airplane’s fuselage is composed of multiple sheets of different materials, not unlike a phyllo dough pastry. Once these layers are stacked and molded into the shape of a fuselage, they are transferred into warehouse-sized ovens and autoclaves, where the layers fuse together to form a resilient, aerodynamic shell.

MIT engineers have now developed a method to produce the same high level of composites without the enormous ovens. This discovery may speed up the manufacturing of airplanes and other large, high-performance composite structures.

In this HTT Best of the Web Technical Tuesday feature, Design and Development Today introduces us to carbon nanotubes, their usefulness in potentially taking airplane manufacturing to new heights, and what the future of the research surrounding this discovery looks like.

Brian Wardle, professor of aeronautics and astronautics at MIT

An excerpt: “‘If you’re making a primary structure like a fuselage or wing, you need to build a pressure vessel, or autoclave, the size of a two- or three-story building, which itself requires time and money to pressurize,’ says Brian Wardle, professor of aeronautics and astronautics at MIT. ‘These things are massive pieces of infrastructure. Now we can make primary structure materials without autoclave pressure, so we can get rid of all that infrastructure.'”

Read More: www.designdevelopmenttoday.com/industries/aerospace/news/21110057/a-new-approach-to-making-airplane-parts?lt.usr=70118934

Photo Credit: Melanie Gonick, MIT

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Inside GKN Powder Metallurgy’s Acquisition of Forecast 3D

Picture two men sitting at a bar table watching a video on a smartphone. As they enthuse about how much they love it, a bystander might be tempted to think they’re just killing time goofing off. “It’s fantastic technology,” the man with the phone, Forecast 3D founder and CEO Corey Weber, says of the Multi Jet Fusion (MJF) process featured in the time-lapse video that shows a Californian facility in the dead of night illuminated only by the passing of a dozen lights flashing over a dozen powder beds through until the morning. As he pulls back his smartphone, he and Guido Degen, GKN Powder Metallurgy’s President of Additive Manufacturing, look pleased with both the technology and themselves.

Corey and Donovan Weber, Forecast 3D, and Guido Degen, GKN

GKN Powder Metallurgy’s acquisition of Forecast 3D appears to be natural synergy. Much of Forecast 3D’s expertise exists in polymer 3D printing, serving the aerospace and medical markets on the West Coast. GKN’s focus is metal parts, the bulk of which is for the automotive market in Central Europe and the Midwest of the United States. When GKN highlighted the contrasting technological expertise that exists in both companies, the figureheads at Forecast were on the same wavelength.

Corey and Donovan Weber, the two brothers who founded Forecast 3D, shown in 2017 at their 3D Manufacturing Facility in Carlsbad, California.

“We knew that the opportunity is much bigger than the size of our pockets,” Weber acknowledges. “We needed resources and our goal was to get someone that shared our vision. We found those with GKN. . . . And, honestly, it’s kind of a relief because now we can really focus on polymers and let them handle metals.”

To read more from the original article, click here: https://www.tctmagazine.com/3d-printing-news/gkn-powder-metallurgy-forecast-acquisition-deal/

 

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DELTA H Commissions Heat Treating System to AAR Corp

DELTA H commissioned a Dual Chamber Aerospace Heat Treat (DCAHTTM) to AAR Corp. at Indianapolis International Airport. AAR is a leading provider of aviation services to commercial airlines and governments worldwide. At its Indianapolis MRO facility it performs heavy maintenance with a focus on the Boeing 737.

Kelly Sauer,
VP of Quality, AAR

The DELTA H dual chamber furnace meets our needs as an effective, efficient and complaint heat treatment solution,” stated Kelly Sauer, AAR Corp’s Vice President of Quality.

Ellen Conway Merrill,
VP, DELTA H

“As the largest independent MRO in North America and one of the top five MRO providers in the world, it’s truly humbling to have earned AAR’s trust for their in-house heat-treating capabilities,” stated Ellen Conway Merrill, DELTA H Vice President. “The commissioning service at AAR Indianapolis included full qualification testing as well as training certificates for operators and QC/QA. The DELTA H DCAHTTM furnace system enabled AAR to quickly qualify for not only aluminum, but also aging of PH stainless steel and titanium.”

The DELTA H DCAHTTM furnace features dual chambers operable to 1200°F and 500°F with precision control and temperature uniformity, and a roll-away stainless-steel quench tank. The system qualifies as Class 2 (+/-10°F) per AMS2750E and includes all controls, data acquisition technology, and spares parts package to be in full compliance with all aerospace pyrometry standards and National Aerospace and Defense Contractors Accreditation Program (Nadcap).

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StandardAero Expands Component Repair Capabilities

StandardAero has acquired a global services subsidiary based in Cork, Ireland, that provides specialized component repair and manufacturing processes for industrial, aeroderivative, and aircraft gas turbines.

TRS Ireland is a privately held company that has extensive experience as an OEM-approved specialty coating provider of engine component repair and MRO services on blades, vanes, and other hot section components for both new engines and a rising number of mature engines and a variety of applications.  The company, which has more than 180 OEM approvals/licenses and unique FAA and EASA certifications, also supports gas turbine users worldwide through its services.

Russell Ford,
Chairman & CEO,
StandardAero

“TRS Ireland has a long-standing, hard-earned reputation in the industry as a reliable service partner and will bring immediate growth and opportunity for StandardAero,” said Russell Ford, Chairman & CEO of StandardAero.

Rick Stine,
President of StandardAero’s CH&A Division

“TRS Ireland’s robust and long-tenured engineering and development team has extensive intellectual property around turbine airfoil and coating technologies and we see significant opportunities to leverage these capabilities and capacity to the fast growing aerospace and aeroderivative turbine engine repair markets,” added Rick Stine, President of StandardAero’s CH&A Division.

With the addition of TRS Ireland, StandardAero now has 40 primary repair facilities located on five continents.

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Stack Metallurgical Group Adds Vacuum Furnace to its Capabilities

Stack Metallurgical Group, a Nadcap accredited and Northwestern U.S. commercial heat treater, recently installed  a TITAN® vacuum furnace at its location in Spokane Valley, Washington. Formerly known as Inland NW Metallurgical Services, Stack Spokane is one of the company’s four locations offering metal processing services such as vacuum heat treating, induction heat treating, aluminum chemical processing, and ion nitriding. Ipsen USA  completed the installation.

Ron Decker,
General Manager, Stack Metallurgical Services, Inc.

“It was an easy choice adding another Ipsen furnace to our offering,” said General Manager Ron Decker. “We count on Ipsen for a versatile product that delivers great results.”

Installation of the TITAN® H6 2-bar vacuum furnace was completed in late 2019 and will be used to process aerospace components. Stack operates four Ipsen furnaces in Spokane and a dozen more in Portland.

 

 

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Airbus to Increase Production of U.S. Aircraft

Airbus will expand operations in the U.S. by increasing the production rate of A320 family aircraft at its U.S. manufacturing facility in Mobile, Alabama, to seven per month by the beginning of 2021 as part of its plans to produce 63 of this aircraft per month. With plans already in place for production of four A220 aircraft per month in Mobile by the middle of the decade, Airbus is on track to produce more than 130 aircraft in Mobile each year for its airline customers.

C. Jeffrey Knittel,
Airbus Americas Chairman & CEO

Airbus Americas Chairman and CEO C. Jeffrey Knittel said, “Airbus has been manufacturing in the U.S. for many years now through our helicopter, aircraft, and satellite products. This increase in commercial aircraft production in Mobile is an exciting expansion of our significant industrial investment in the U.S., and it continues Airbus’ positive contribution to American aerospace.”

Airbus plans to open its new final assembly line for the A220 in Mobile this year and deliver the first U.S.-made A220. They are on track to deliver their 200th U.S.-built A320 family aircraft in the summer.

 

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Gulfstream Awards GAMPS 5101 & 5102 Certification to Heat Treater

Gulfstream recently awarded Solar Atmospheres of Western Pennsylvania with material processing specification approvals for GAMPS 5101 and 5102. Specification GAMPS 5101 relates to the heat treatment of low alloy steels and GAMPS 5102 is associated with the annealing and precipitation hardening of PH stainless steel. Compliance to these two specifications are important to ensure that flight-critical raw materials and parts are heat treated and tested properly.

Michael Johnson,
Sales Manager
Solar Atmospheres of Western PA

“This prime approval not only gives our current customer base permission to use our location for thermal processing of Gulfstream components, it also gives them the ability to run larger loads of 40,000 – 60,000 lbs. at a time, due to our large furnace sizes,” stated Michael Johnson, Sales Manager. “The larger loads reduce the number of certifications, furnace charts, and mechanical testing documentation that is typically required post heat treating.”

 

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CMC: What are They? Why are They Important?

 

 

Source: L&L Special Furnace Co., Inc

 

CMC stands for Ceramic Matrix Composite, and these materials are considered a subgroup of both ceramics and composite materials. CMC components are used in the energy and power, defense, aerospace, electrical, and electronics industries. In this Best of the Web Technical Tuesday feature, L&L Special Furnace Co., Inc. delves into the composition, applications, fabricating process, and uniqueness of CMCs.

An excerpt:

“CMCs are able to retain a relatively high mechanical strength even at very elevated temperatures. They offer excellent stiffness and very good stability, both mechanical, thermal, dimensional, and chemical.”

 

To explore more about ceramic matrix composites, read more: “What Are Ceramic Matrix Composites?”

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Sandvik Acquires North Carolina-Based High Temp Furnace Manufacturer

Sandvik Group, a global engineering group based in Sweden, has acquired a manufacturer of high temperature furnace systems and metallic heating elements headquartered in North Carolina.

Sandvik, which offers products for industrial heating, has purchased Thermaltek, Inc., a producer of furnace systems for handling nonferrous alloys, including aluminum, magnesium, brass, and tin. They also design and create custom high-temperature furnaces and heating equipment for ceramic applications.

Göran Björkman,
President of Sandvik
Materials Technology

“Through this acquisition we add further strength to our leading position in industrial heating, a strategically important growth area for our Kanthal division within Sandvik Materials Technology,” says Göran Björkman, President, Sandvik Materials Technology.

Thermaltek will continue to go to market under its own brand.

 

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Doncasters Implements New Operating Model for Production

Doncasters Group Ltd., based in Burton upon Trent, UK, has made financial changes to allow for increased focus on precision casting and superalloys production. They are implementing a “new operating model” and will organize into two geographic divisions led by two managing directors, Jason Mays in the U.S. and Simon Ward in Europe.

Jas Sahota,
CEO of Doncasters Group Ltd.

“This is a significant positive development for Doncasters, our people, customers and suppliers. The agreement we have reached with our lenders will provide the necessary stable platform for DGL to deliver on its future strategy,” said CEO Jas Sahota of the agreement. Ownership of the group will transfer to the senior lenders, which is expected during Q1 2020.

Doncasters’ casting operations —including Certified Alloy Products, Doncasters Precision Castings – New England, and Doncasters Southern Tool, all in the U.S. — are investment casting plants producing aerospace and industrial gas turbine parts, aerospace structural castings, and more.

The superalloy business produces vacuum- and air-melted ferrous, nickel-base, and cobalt-base superalloy bar stock used to cast and fabricate turbine blades and vanes and other components for aerospace engines and land-based gas turbines, hot-end turbocharger wheels, medical prostheses, and other components requiring high metallurgical integrity.

Photo Credit: Foundry Management & Technology

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