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refractory materials crack in germany

  • Estimation of Damage in Refractory Materials after ...

    Estimation of Damage in Refractory Materials after Progressive Thermal Shocks with Resonant Frequency Damping Analysis N. Traon*, T. Tonnesen, R. Telle GHI/RWTH-Aachen, Aachen, Germany, Institute of Mineral Engineering – Department of Ceramics and Refractory Materials, Aachen, Germany

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  • Refractory materials Germany | Europages

    refractory materials - Germany Results. 388 companies Filter your search. By Company type . Subcontractor (6) Agent/Representative (6) Retailer (8) Service Provider (31) Distributor (27) Wholesaler (34) Manufacturer/producer (119) By Country . Germany (388) Berlin and region (6) ...

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  • refractory materials | Germany |Manufacturer producer ...

    Refractory materials and products (12) Roofing materials (2) Wood - sawn and treated (1) Ceramics, porcelain and earthenware - industrial products (3) Mortars and cements, refractory (1) Tile, Dutch oven (1) Firestone (1) Raw materials for construction and public works (1) Plain bearings (1) Plastics - construction industry (1) Fire protection ...

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  • Germany Manufacturer producer refractory materials |

    Germany: Browse through 113 Manufacturer producer in the refractory materials industry on Europages, a worldwide B2B sourcing platform.

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  • There's a Crack in My Refractory | F.S. Sperry | F.S ...

    2021-5-25 · microstructure of the refractory material is the key parameter to understand the crack and damage behaviour in detail. Thus, any kind of lifetime estimation or prediction fi rst requires a well-founded either theoretical or heuristic approach to qualify the service-life of a refractory component from the as-

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  • New Techniques for the Determination of Refractory ...

    2008-1-1 · The refractory materials exhibit different thermal shock failure mechanisms, i.e. RSE being characterized by early crack initiation and slow crack propagation, while BRT exhibiting delayed crack initiation and fast fracture propagation.7, 10 The best performance under service life relevant thermal shock conditions was achieved with BRT ...

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  • Assessment of viscoelastic crack bridging toughening in ...

    Assessment of viscoelastic crack bridging toughening in refractory materials Dino Boccaccini, M. Cannio, T. D. Volkov-Husoviae, I. Dlouhy, M. Romagnoli, P. Veronesi, C. Leonelli Research output : Contribution to journal › Journal article › Research › peer-review

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  • Assessment of viscoelastic crack bridging toughening in ...

    2016-1-12 · Presentations on: “Minerals recovery from secondary raw materials” by Nenad Tenasic, Managing Director, Horn GmbH & Co. KG, Germany; “Recycling of spent refractories” by Melvyn Bradley, Technical Director, LKAB Minerals Ltd, UK; “Laser-Induced Breakdown Spectroscopy (LIBS) in recycling of refractory material outbreak” by Dr ...

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  • ADDITIVE MANUFACTURING OF REFRACTORY METALS

    2020-11-24 · excluding Germany Additive manufacturing of refractory metals | Vera Juechter I Functional materials seminar 2020 ›One of the largest family owned companies in Germany (#10) ›Listed in Fortune Global 500 since 2010 ›More than 100 sites in 40 countries › Total revenues of €22.4 billion in 2019 › More than 14,900 employees

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  • Refractory Materials for Energy Applications - Antusch ...

    The intrinsic problems of these materials, that is, their brittleness (even at elevated temperatures), thermal load capacity, heat conductivity, recrystallization, irradiation damage and specific defect processes, such as helium bubbles, swelling, new kinds of surface reactions, crack formation, brittle‐to‐ductile transition and tritium ...

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  • All You Need to Know About Refractory metals | An Ultimate ...

    Plastic tantalum was first extracted by a Germany called Bolton in 1903. Metal zirconium and titanium were first discovered respectively in 1824 and 1910. Metal rhenium had not been discovered until 1925. All You Need to Know About Refractory Metals – Development. It is until the 20th century that refractory metals were widely used. In 1909 ...

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  • Latest Development in Refractory Monolithics

    2020-10-9 · 30% of refractory expenses from total of steel shop 76%. In addition, environmental, safety and employees health aspects are also taken into consideration nowadays. Finally, the guarantee of refractory quality and security supply, in the current scenario of shortage mainly concerning natural refractory raw materials, have drastically propelled

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  • Metal Melting and Casting Technology - Acme International ...

    Refractory Lining Patching. Refractory specially designed for Lining and repairing wall of induction furnaceApplying by ramming or patching, materials can be selected from Alumina, Zircon, Magnesium, etc., to suit specific melting material like Grey Cast Iron, Ductile Iron, Stainless Steel, Alloyed Steel, and Manganese Steel etc.

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  • High Alumina Refractory Binder-Rongsheng High Alumina ...

    There are two main features of high alumina inders:Firstly, it can bind unshaped refractory materials, and have certain required strength. Secondly, the material will not crack under pressure. Features of Fire Clay Refractory Binder. Fire clay refractory …

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  • (PDF) Microstructural investigation and thermal shock ...

    In both materials pores are not spherical, indicating an early stage of sintering, as discussed elsewhere [1,9].The observed crack propagation behaviour should have direct implications in the different roomtemperature mechanical behaviour and different thermal shock resistance exhibited by the REFO and CONC materials.

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  • Production of MgO-X Refractory Material with Cellular ...

    2013-12-24 · ength and oxidation resistance of the refractory material. However, the use in carbon refractory materials is limited by the strong tendency to react with water [7,9]. In at- tempt to use the metallic powder, different superficial treatment methodologies have been proposed in the lit- erature to inhibit reaction with water. A recommended

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  • Materials | Free Full-Text | Mechanical High-Temperature ...

    The present study provides the mechanical properties of a new generation of refractory composites based on coarse-grained Al2O3 ceramic and the refractory metals Nb and Ta. The materials were manufactured by refractory castable technology and subsequently sintered at 1600 °C for 4 h. The mechanical properties and the damage behavior of the coarse-grained refractory composites …

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  • Improvement in Slag Resistance of No-Cement Refractory ...

    The corrosion resistance of spinel containing cement bonded castables has been extensively investigated in the past. However, corrosion of no-cement refractory castables (NCC) has not been widely studied since the use of NCC has been relatively limited up till now. This paper focuses on the slag resistance of NCCs, and the often-used spinel containing low cement castable (LCC) is …

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  • Refractory Repair Products - Products - Rex Materials Group

    Pyroform E-Z Fill is Rex Materials' premium joint and crack repair moldable. It was developed specifically to spread easily and finish smoothly for faster and better joint construction. E-Z Fill is formulated to securely bond between sections of Pyroform HP™, HP-45, PYROLITE® and other refractory segments. It has very good strength and abrasion resistance for long life.

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  • New Techniques for the Determination of Refractory ...

    2021-5-25 · microstructure of the refractory material is the key parameter to understand the crack and damage behaviour in detail. Thus, any kind of lifetime estimation or prediction fi rst requires a well-founded either theoretical or heuristic approach to qualify the service-life of a refractory component from the as-

    Get Price
  • ADDITIVE MANUFACTURING OF REFRACTORY METALS

    2020-11-24 · excluding Germany Additive manufacturing of refractory metals | Vera Juechter I Functional materials seminar 2020 ›One of the largest family owned companies in Germany (#10) ›Listed in Fortune Global 500 since 2010 ›More than 100 sites in 40 countries › Total revenues of €22.4 billion in 2019 › More than 14,900 employees

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  • Refractory Plasmonics without Refractory Materials

    2019-12-18 · Refractory Plasmonics without Refractory Materials Gelon Albrecht,*,†,‡ Stefan Kaiser,‡,† Harald Giessen,‡ and Mario Hentschel‡ †Max Planck Institute for Solid State Research, Heisenbergstraße 1, 70569 Stuttgart, Germany ‡4th Physics Institute and Research Center SCoPE, University of Stuttgart, Pfaffenwaldring 57, 70569 Stuttgart, Germany

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  • All You Need to Know About Refractory metals | An Ultimate ...

    Plastic tantalum was first extracted by a Germany called Bolton in 1903. Metal zirconium and titanium were first discovered respectively in 1824 and 1910. Metal rhenium had not been discovered until 1925. All You Need to Know About Refractory Metals – Development. It is until the 20th century that refractory metals were widely used. In 1909 ...

    Get Price
  • Latest Development in Refractory Monolithics

    2020-10-9 · 30% of refractory expenses from total of steel shop 76%. In addition, environmental, safety and employees health aspects are also taken into consideration nowadays. Finally, the guarantee of refractory quality and security supply, in the current scenario of shortage mainly concerning natural refractory raw materials, have drastically propelled

    Get Price
  • Fictitious crack modeling of the fracture of a refractory ...

    In this paper, we present the modelling of the fracture of a refractory ceramic using the fictitious crack model. The parameters of the tension-softening curve of the modelling are obtained, not by numerical fitting of macroscopical data, but after observation of the displacement field around the fracture process zone.

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  • Production of MgO-X Refractory Material with Cellular ...

    The production in the siderurgy and foundry industry has changed considerably in the past years. Despite the new technologies and process, the use of magnesia carbon refractory remains constant. Namely the magnesia carbon refractory is widely used due low-priced cost, high refractivity, excellent corrosion resistance, thermal shock resistance, low thermal expansion, …

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  • Methods for Service Life Prediction in Refractory Materials

    Refractories are heat-resistant materials used in almost all processes involving high temperatures and/or corrosive environment. The testing of refractories has involved historically mostly destructive test methods for the determination of thermal shock resistance both at room and high-temperature characterization.

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  • Ladle Gates and Refractory - Vesuvius

    2021-5-26 · Vesuvius teams combine their respective skills and experience in material selection, refractory design and system inventiveness to offer a wide range of Ladle Slide Gate Refractories and Systems that can answer steel producers needs.

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  • Refractory Repair Products - Products - Rex Materials Group

    Pyroform E-Z Fill is Rex Materials' premium joint and crack repair moldable. It was developed specifically to spread easily and finish smoothly for faster and better joint construction. E-Z Fill is formulated to securely bond between sections of Pyroform HP™, HP-45, PYROLITE® and other refractory segments. It has very good strength and abrasion resistance for long life.

    Get Price
  • Fictitious Crack Modeling of the Fracture of a Refractory ...

    Fictitious Crack Modeling of the Fracture of a Refractory Ceramic: Fitting through Experimental Measurements of the Displacement Field around the Fracture Process Zone p.1759 Microstructural Characterization of Industrial Chromite and Spinel Cement …

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  • Common causes of refractory failure | Engineer Live

    2017-8-4 · Dissimilar refractory materials adjacently located are common, particularly surrounding openings such as doors (fibre and brick), peep sights (IFB, castable, fibre modules), burner blocks and pressure relief doors. Because dissimilar materials have different refractory properties at elevated temperatures, this makes a homogenous design difficult.

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  • Hochschule Koblenz: Profil

    Refractories of metallurgy : 51st International Colloquium on Refractories 2008 ; October, 15th and 16th 2008, EUROGRESS, Aachen, Germany. Bonn: Forschungsgemeinschaft Feuerfest 2008 S. 49 - 52. The predictability of CO-resistance of refractory materials by applying state of art standard test methods : a technical and scientific approach

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  • Zirconia Ceramic Refractory Coating | Zircoat High ...

    The refractory brick lining between electric bobbins and silica ramming is the vital part of the induction melting system, and sensitive to thermal shock and physical wear. Zircoat-HT is used to reinforce these refractory bricks by trowelling with 3 to 4mm thick coating on outside and 5 to 6mm thick coating on inside refractory brick walls.

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  • PREMIUM ALUMINA FOR REFRACTORY APPLICATIONS

    2018-2-19 · refractory formulations. Aggregates are the backbone of a refractory formulation and provide dimensional stability to the refractory products. The coarser fractions add thermal shock and corrosion resistance. All Almatis alumina-based aggregates are manufactured from high purity raw materials. The well-controlled production processes result

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  • Finding the Root Cause of Boiler Tube Failures

    Symptoms: Failures are characterized by a thick wall, brittle-type crack.May be found at locations of higher external stresses, such as near attachments. Most commonly associated with austenitic (stainless steel) superheater materials and can lead to either transgranular or intergranular crack propagation in the tube wall.

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  • Cold Spraying - Cold Spray Coating Deposition - TWI

    Refractory metals (Zr, W, Ta) Alloys (steels, Ni alloys, MCrAlYs, Al-alloys) Composites (Cu-W, Al-SiC, Al-Al2O3) With these materials in mind, a wide range of applications can be explored, with possible end uses in sectors such as aerospace, automotive, oil and gas, power generation, motor sport, medical, petrochemical and electronics.

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  • Metal Casting Supplies | PMCSupplies.com | PMC Supplies

    These crucibles are recommended for using while melting any precious materials. Features: Most are designed with an outer lip for use with gripping tongs for easy handling. Last 30+ pours; Excellent for melting precious and base metals; Materials will not stick to the graphite material . Foundry or Pot-Style Crucibles. Offered in a wide variety ...

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  • Locations : ALS

    As one of the largest environmental laboratory networks in the world, ALS has the resources and expertise to meet the analytical needs of all your projects.

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  • REFRACTORY ' NONMETALS

    Fictitious Crack Modeling of the Fracture of a Refractory Ceramic: Fitting through Experimental Measurements of the Displacement Field around the Fracture Process Zone p.1759 Microstructural Characterization of Industrial Chromite and Spinel Cement …

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  • Surface crack network detection on MgO-based refractory ...

    2021-3-16 · 1 Surface crack network detection on MgO-based refractory castable by digital image correlation R. G. M. Saracura1, R. B. Canto1, V. C. Pandolfelli1, N. Schmitt2,3, F. Hild2 1Department of Materials Engineering (DEMa), Federal University of São Carlos (UFSCar), Brazil 2Laboratoire de Mécanique et Technologie (LMT-Cachan), ENS Cachan CNRS PRES UniverSud Paris, France

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  • International Journal of Refractory Metals & Hard Materials

    a Karlsruhe Institute of Technology, Institute for Applied Materials, 76344 Eggenstein-Leopoldshafen, Germany b Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA c Max Planck Institute for Plasma Physics, Department of Plasma Edge and Wall, 85748 Garching, Germany d Fraunhofer Institute for Mechanics of Materials, 79108 Freiburg, Germany

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  • INVENTORY OF ON-GOING HIGH TEMPERATURE MATERIALS

    2014-1-17 · F.R. GERMANY IRELAND ITALY THE NETHERLANDS NORWAY SWEDEN ... High temperature fatique crack growth in Alloy 800. Nuclear Energy ... B.P.2 F-91191 Gif sur Yvette Cedex J. Charpin (1 ,2) N. Schnedecker (2) M. Yvars (1) Project: (1) Development of refractory materials having good thermal shock resistance and good high temperature ...

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  • HarbisonWalker International Refractory Products: HWI

    Our world-class refractory products perform to the highest degree. And by bringing intensity, reliability, and passion to work every day, we’re able to provide superior value to our customers and their businesses. Get to know the experts at HarbisonWalker International who anticipate, respond, and deliver like no one else. And who make it all ...

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  • Modeling of thermal stress cycling in refractory materials ...

    In metallurgical reactors, the thermal stress field of refractories always changes with the heat transfer conditions at the hot-face. It is suggested that ‘thermally induced refractory cracking’ is often the primary cause of in-service refractory failure but quantitative support for this is lacking. The current work is focussed on studying this aspect by developing an experimentally ...

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  • High Temperature Refractory Cement-Rongsheng

    High Temperature Refractory Cement, also called aluminate cement, adopts bauxite and limestone as the main raw materials through firing to get clinker with 50% alumina content and main component of calcium aluminate and then grind the clinker to be hydraulic cementing materials.Its refractoriness is not less than 1580℃. High temperature cement refractory can be used to make refractory …

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  • Rex Materials Group

    Rex Materials Group has emerged as a world leader in helping our customers solve their heat containment problems. We specialize in developing and delivering products that solve specific customer needs utilizing our custom engineered high-temperature material systems and refractory …

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  • Characterisation of refractory failure under combined ...

    Refractory materials in use are subjected to stress which is necessary to consider in order to choose the adequate materials. The knowledge of the behavior under load is important for a comprehension of the mechanisms likely to cause failure and to determine the mechanical properties for numerical modeling.

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  • Sika Group

    2021-4-28 · Sika reinforces its leading position as an enabler of sustainable construction. In cooperation with leading key players, Sika is working on the development of concrete admixtures implementing the LC3 technology that lowers CO2 emissions, developed by the Swiss Federal Institute of Technology Lausanne.

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  • Ironmaking & Steelmaking: Vol 48, No 4

    2020-7-26 · Effect of the microstructure on the crack initiation during thermal cycling of Nb–Ti-bearing continuous casting slabs Ya-Nan Zeng , Qian Feng , Jun-Guo Li , Ya-Jun Wang & Guo-Zhang Tang Pages: 370-378

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  • Heat Treatment - htl-enertherm.eu

    In the production of formed refractory materials through the powder route, the heat treatment is an important step in the production process which characterizes the product quality but also contributes significantly to the production costs. Accordingly, the process parameters must be optimized during heat treatment.

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  • Effects of cryogenic temperature and grain size on fatigue ...

    2020-9-27 · Effects of cryogenic temperature and grain size on fatigue-crack propagation in the medium-entropy CrCoNi alloy ... Ruhr University Bochum,D-44801 Germany e Materials Science and Technology Division, OakRidge National Laboratory ... and the body-centered cubic (bcc) refractory multi-principal ele-alloys[9–11]. Whereas the latter comprise ...

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  • International Journal of Refractory Metals & Hard Materials

    a Karlsruhe Institute of Technology, Institute for Applied Materials, 76344 Eggenstein-Leopoldshafen, Germany b Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA c Max Planck Institute for Plasma Physics, Department of Plasma Edge and Wall, 85748 Garching, Germany d Fraunhofer Institute for Mechanics of Materials, 79108 Freiburg, Germany

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  • Modeling of thermal stress cycling in refractory materials ...

    In metallurgical reactors, the thermal stress field of refractories always changes with the heat transfer conditions at the hot-face. It is suggested that ‘thermally induced refractory cracking’ is often the primary cause of in-service refractory failure but quantitative support for this is lacking. The current work is focussed on studying this aspect by developing an experimentally ...

    Get Price
  • Sika Group

    2021-4-28 · Sika reinforces its leading position as an enabler of sustainable construction. In cooperation with leading key players, Sika is working on the development of concrete admixtures implementing the LC3 technology that lowers CO2 emissions, developed by the Swiss Federal Institute of Technology Lausanne.

    Get Price
  • Marinus Awarded BARDA Contract to Develop IV

    2020-9-14 · Marinus Awarded BARDA Contract to Develop IV Ganaxolone for Treatment of Refractory Status Epilepticus Caused by Nerve Agent Exposure ... four basis points to 1.68%Germany’s 10-year yield was ...

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  • Nickel- and Cobaltbase superalloys | Max-Planck-Institut ...

    Ni-based superalloys are high-temperature materials employed e.g. in turbines. They gain their high strength by precipitation hardening. The unique thermal history encountered by the material during LAM, which includes rapid cooling from the melt, cyclical re-heating and/or an elevated processing temperature due to preheating, influences the number density and size distribution of the ...

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  • Materials research for fusion | Nature Physics

    2016-5-3 · Fusion materials research started in the early 1970s following the observation of the degradation of irradiated materials used in the first commercial …

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  • Engineering News & Opinion | Engineer Live

    2 天前 · Read the latest engineering news across a number of sectors including: chemical, technology, software, oil and gas, mining and design on Engineer Live.

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  • API | Directory Search

    API 571 - Corrosion and Materials: API 577 - Welding Inspection and Metallurgy: API 580 - Risk Based Inspection: API 653 - Aboveground Storage Tank Inspector: API 936 - Refractory Personnel: API AQ1 - Auditor - Q1: API AQ2 - Auditor - Q2: API IAQ1 - Internal Auditor - Q1: API IAQ2 - Internal Auditor - Q2: API LAQ1 - Lead Auditor - Q1: API LAQ2 ...

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