us6799626b2 - castings of metallic alloys with improved

Metallic materials

Our ability to develop new or improved materials and processes depends largely on the availability of good experimental and numerical infrastructure. Modern laboratories and numerical models are necessary to describe and understand the relationship between composition and structure of materials and material properties and how this relationship is affected by processing parameters.

The role of Nitrogen in improving corrosion resistance of

The role of Nitrogen in improving corrosion resistance of stainless steels Blogs - Langley Alloy Inc Sanmac 2205 (Hollow Bar) Sanmac 2205 is a 22% Cr duplex stainless steel with improved machinability as standard. As a duplex stainless steel, it combines the

Suppliers of Nickel Alloys, Titanium and Stainless Steels

Super alloys are metallic alloys used at high temperatures above 540 C (1000 F) where high surface stability and deformation resistance are mainly required. Three major classes of super alloys include iron-base, nickel-base and cobalt-base alloys.

Features and Vehicle Application of Heat Resistant Die Cast Magnesium Alloy

116 Features and Vehicle Application of Heat Resistant Die Cast Magnesium Alloy FEATURED 1. Introduction Magnesium (Mg) is the lightest of all practical struc-tural metals. Its specific gravity is 1.8, or 2/3 that of aluminum (Al) and 1/4 that of iron (Fe). Alloys

Characterization of Vacuum Die Cast Inconel 718 and Derivatives (PWA

CHARACTERIZATION OF VACUUM DIE CAST INCONEL 718 AND DERIVATIVES (PWA 1472fPWA 1473) Christopher A. Borg, Robert W. Hatala John J. Schirra United Technologies Corporation Pratt Whitney East Hartford, Connecticut 06 108 Abstract

Metallic Reinforcement of Direct Squeeze Die Casting

article{osti_882786, title = {Metallic Reinforcement of Direct Squeeze Die Casting Aluminum Alloys for Improved Strength and Fracture Resistance}, author = {D. Schwam: J.F. Wallace: Y. Zhu: J.W. Ki}, abstractNote = {The utilization of aluminum die casting as enclosures where internal equipment is rotating inside of the casting and could fracture requires a strong housing to restrain the

CASTING METALS IN DENTISTRY: PAST

Vol. 2 No. 1 CASTING METALS IN DENTISTRY and metal temperature on the fit of castings, casta-bility of the various alloys, choice of sprue as well as its size and location, and the effects of various types of dental wax on the resultant casting — has been reported.

US6799627B2

US6799627B2 - Castings of metallic alloys with improved surface quality, structural integrity and mechanical properties fabricated in titanium carbide coated graphite molds under vacuum - Google Patents US6799627B2 US10/448,116 US44811603A US6799627B2 US 6799627 B2 US6799627 B2 US 6799627B2 US 44811603 A US44811603 A US 44811603A US 6799627 B2 US6799627 B2 US

How does 254SMO compare with super duplex stainless

254SMO (UNS S31254, ASTM F44, 1.4547) is a super austenitic stainless steel, that can be substituted by super duplex for many applications. Sanmac 2205 (Hollow Bar) Sanmac 2205 is a 22% Cr duplex stainless steel with improved machinability as standard.

Hot Tearing Characteristics of Binary Mg

2012/9/12alloys were much closer to the values of cortical bone, and also their elongations to fracture were even better than that of other metallic implant materials. Moreover, Mg-Gd binary alloys are the basic systems to develop ternary or quaternary alloy systems with

CASTINGS OF METALLIC ALLOYS WITH IMPROVED

Castings of metallic alloys with improved surface quality, structural integrity and mechanical properties fabricated in anisotropic pyrolytic graphite molds under vacuum 2004-03-16 Ray et al. 164/529 6634413 Centrifugal casting of nickel base superalloys in

Solution Strengthened Alloy

With nearly twice the rupture strength at 700 C (1292 F) of the closest solid solution nickel alloys (like 617B), HAYNES 282 alloy offers both potential cost savings and improved manufacturability. Further, 282 alloy's excellent resistance to strain-age cracking during welding and good thermal stability offer a capacity for repairability that has proven to be the weak link in previous A-USC

APPLICATIONS AND PROCESSING OF METALS AND ALLOYS

This chapter introduces different classes of metallic materials, common fabrication methods, and means to alter their properties on purpose. Following chapters deal with ceramic materials and plastic materials. 9.1 Types of metals and alloys Metallic materials

Magnesium Metal Matrix Composites and Their

2020/7/29The implementation of severe plastic deformation on magnesium alloys have improved the mechanical strength drastically. The new magnesium composites are being developed with a higher extrusion rate and maintaining good mechanical properties such as AM30 (higher strength applications) and ZE20 (higher ductility applications) reinforced with Al2O3, WS2, TiC, and SiC.

Metallic Reinforcement of Direct Squeeze Die Casting

article{osti_882786, title = {Metallic Reinforcement of Direct Squeeze Die Casting Aluminum Alloys for Improved Strength and Fracture Resistance}, author = {D. Schwam: J.F. Wallace: Y. Zhu: J.W. Ki}, abstractNote = {The utilization of aluminum die casting as enclosures where internal equipment is rotating inside of the casting and could fracture requires a strong housing to restrain the

Castings of metallic alloys with improved surface quality,

Castings of metallic alloys with improved surface quality, structural integrity and mechanical properties fabricated in anisotropic pyrolytic graphite molds under vacuum United States Patent 6705385 Abstract: Molds are fabricated having a

Alcoa Nederland Holding B.V. of Rotterdam at GIFA 2019

04 Metallic charge materials 04.02 Charge materials for non-ferrous metal castings 04.02.01 Aluminium, aluminium alloys Aluminium, Besides, Alcoa is developing new alloys with improved properties to help reduce the environmental footprint in one of the

Cast high Nickel containing austenitic alloys for paper and pulp

The paper and pulp industry has got wide range experience with various corrosion resistant metallic alloys. An excellent treatise on this subject matter is available for mill engineers [4]. Among the various alloys for aqueous corrosion resistance, low carbon (0.03 - 0

US Patent for Castings of metallic alloys with improved

Castings of metallic alloys with improved surface quality, structural integrity and mechanical properties fabricated in finegrained isotropic graphite molds under vacuum May 14, 2002 - Santoku America, Inc. Methods for making various metallic alloys such as

Novel Al

2020/7/12.2. Experimental methods The overall strategy employed is similar to that of other investigations of custom alloys for AM, where laser glazing is employed on a solid substrate [22,23].Buttons of Al Co and Al Ce combinations at concentrations of 0.5, 1.0, and 3.0 at. % were prepared from high purity elements (Al (99.999%), Co (99.9 + %), Ce (99.8%) from Alfa Aesar), in an

APPLICATIONS AND PROCESSING OF METALS AND ALLOYS

This chapter introduces different classes of metallic materials, common fabrication methods, and means to alter their properties on purpose. Following chapters deal with ceramic materials and plastic materials. 9.1 Types of metals and alloys Metallic materials

Evaluation of Physical Properties and Casting Accuracy of Chrome

attractive. Base metal alloys, such as cobalt-chromium (CoCr) have been widel- y used in fabrication of fixed and removable partial denture (FPD and RPD) frameworks since being introduced to dentistry in 1929.1,2 The increase in the cost of noble metallic alloys

Hot Tearing Characteristics of Binary Mg

2012/9/12alloys were much closer to the values of cortical bone, and also their elongations to fracture were even better than that of other metallic implant materials. Moreover, Mg-Gd binary alloys are the basic systems to develop ternary or quaternary alloy systems with

Metallic Reinforcement of Direct Squeeze Die Casting

article{osti_882786, title = {Metallic Reinforcement of Direct Squeeze Die Casting Aluminum Alloys for Improved Strength and Fracture Resistance}, author = {D. Schwam: J.F. Wallace: Y. Zhu: J.W. Ki}, abstractNote = {The utilization of aluminum die casting as enclosures where internal equipment is rotating inside of the casting and could fracture requires a strong housing to restrain the

Optimization of Squeeze Casting for Aluminum Alloy

Metallic Reinforcement of Direct Squeeze Die Casting Aluminum Alloys for Improved Strength and Fracture Resistance Technical Report D. Schwam: J.F. Wallace: Y. Zhu: J.W. Ki The utilization of aluminum die casting as enclosures where internal equipment is rotating inside of the casting and could fracture requires a strong housing to restrain the fractured parts.

Vacuum Die Casting

P. Kapranos, T. Haga, in Comprehensive Materials Processing, 20145.02.3.2.5 High Vacuum Die Casting For many years, die casters have been using vacuum systems to evacuate air from die cavities. For example, more than 50 years ago, Barton (32) reviewed the state of technology in vacuum die casting, investigating whether any of the systems available at that time offered any real production

Castings of metallic alloys with improved surface quality,

Castings of metallic alloys with improved surface quality, structural integrity and mechanical properties fabricated in finegrained isotropic graphite molds under vacuum United States Patent 6799626 Abstract: Methods for making various

Alcoa Nederland Holding B.V. of Rotterdam at GIFA 2019

04 Metallic charge materials 04.02 Charge materials for non-ferrous metal castings 04.02.01 Aluminium, aluminium alloys Aluminium, Besides, Alcoa is developing new alloys with improved properties to help reduce the environmental footprint in one of the

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