Due to current capacity constraints, printed versions of our publications including standards, technical papers, edge reports, scholarly journal articles, books, and paint chips may experience shipping delays of up to two weeks. Due to current capacity constraints, printed versions of our publications including standards. The chromed layer can be decorative, provide corrosion resistance, ease cleaning procedures, or increase surface hardness. Thin dense chrome plating should be specified by reference to ams 2438. Typically used to help resistance to abrasion and corrosion, industrial chrome also helps improve a parts wear. Thickness analysis on a fischer technology xdlb xray fluorescent spec. Precision hard chrome plating whyco chrome plating technology produces a smooth, adherent chrome layer, free of nodules, blisters and flaking, with excellent thickness control. Chromium plating, also known as hard or industrial chromium, is applied to ferrous and nonferrous metals steel and copper.
Manual cleaning to remove all residual traces of dirt and surface. Specifications ams 2460 ams 2460 is the new specification to cover chromium plating, intended to replace amsqqc320. Monitoring and adhering to all advice provided by the uk government, public heath england, the nhs and other advisory bodies to ensure that we play our role in supressing the spread of the virus. Hard chrome plating industrial chrome industrial coatings. Chrome plating less commonly chromium plating, often referred to simply as chrome, is a. Electroless nickel plating advantages of ifts electroless nickel plating awarded preferred supplier status with many industry leading companies ift recognized as. This material spec sheet contains generalizations and is in no way a substitution for the ams 4967. Hard chrome is one of the most reliable and widely used metal plating processes in the industry. Electroless nickel plating with low phosporous content exhibit low contact impedance. Qqc320 astm b456 ams 2406 milc20218 milc23422 properties of electroplated chromium. Please explain the difference between two platings thin dense chrome and standard chrome plate. Precision hard chrome plating electropolishing flash.
Specification ams 2406h, titlechromium plating hard deposit, revisionh, revision. No specific hardness numbers defined by these two specs on the en deposit. Hard chrome plating also known as industrial chrome is applied to ferrous and nonferrous materials to improve wear and abrasion resistance, reduce friction, prevent seizing and galling, and to restore the dimensions of undersized parts. For my applications i usually use 5 to 8 microns, 2 to 3 times what you measured. This specification covers the requirements for electrodeposited hard chromium plate. Plating specifications anoplate has served industrial and commercial clients throughout the world since 1960 providing technical expertise for surface engineering applications. The electrolizing thin, dense, chromium process pdf. Chrome excellent hardness, rc6874 wear resistance and erosion resistance. If a preferred source is not listed, approval can be requested by contacting spacex supplier quality. Aeropaks offer a customized subscription plan that lets you pay for just the documents that you need, when you need them. Since it becomes a part of the metal itself and will not chip, peel, crack or flake armatech is a popular coating. Originally whyco plated decorative toggles, buttons and clips. Hard chrome plating chrome plating industrial chrome. We specialize in the aerospace, military, and defense industries but also serves a large customer base in the commercial, industrial, and medical fields as well.
With over six decades of experience, weve built dixon hard chrome from the ground up by surpassing specifications and placing customer satisfaction at the core of our business. However both specs are for general chromium plating. Amsqqc320, ams 2406 31f hard chrome plating baep 1519 4m copper plate, electrodeposited milc14550, ams 2418 31g bronzecopper plating of steel. New sae ams 2406 revision m released, plating, chromium, hard deposit theres a new ams 2406m, plating, chromium, hard deposit, and its available now from document center inc. Hard chrome palmetto plating metal finishing services. These coatings and more are available from anoplate. The standard chrome plater i deal with says he can plate standard. Other specifications not specifically listed by nadcap. Some common industry specifications governing the chrome plating process are ams 2460, ams 2406, and milstd 1501. Whyco chrome plating technology produces a smooth, adherent chrome layer, free of nodules, blisters and flaking, with excellent thickness control. Beechcraft corporation special processes index special processes that require approval to perform updated. Hard chrome plating ams 2406 aerody aero dynamics metal finishing 142 batchelder road.
Process spec supplier code vendor name street address city state country status limitations. Ams qqc320, ams 2406 31f hard chrome plating baep 1519 4m copper plate, electrodeposited milc14550, ams 2418 31g. Chromium deposits improve abrasion and wear resistance, provide corrosion protection, reduce friction and prevent galling and seizing to improve the overall performance of manufactured components. Cybershield applies midphos electroless nickel with 58% phosphorous content. Aerodynamics is a state of the art, fullservice electroplating finishing company with nadcap approval and over 40,000 square feet of capacity. Hard chromium has excellent lubricity and antigalling properties. Hard chrome plating chromium metal stainless steel. Special note on hard chrome it is a common misconception that chrome plating provides corrosion protection. Whyco finishing technologies is known internationally as a chromium plater of small parts. This specification has been used to supersede ams c26074 which employs grade designations to convey thickness requirements. Hard chrome is porous at the microscopic level, which can let moisture and chemicals through to attack the base material. Ams2406n changes the hydrogen embrittlement relief requirement to the standard wording of 40 hrc for use with ams27599, added hydrogen embrittlement relief requirement for hardnesses of 3639 hrc and changes adhestion testing from an acceptance test to a periodic test.
Welcome to, your premiere source for free downloads of government and military standards, specifications, handbooks, and documents. We thank you for your interest in our company and look forward to working with you on any project you may have. Electroless nickel finishing specification and design. Purchase more aerospace standards and aerospace material specifications and save. Electroless nickel plating with higher phospohorous content will have somewhat higher contact impedance but will have improved corrosion reistance. You can also use sae ams 2406 but its a bit overkill. For more information about our precision hard chrome plating capabilities, or any of the other services we provide please contact bbc. Hard chrome plating, also called engineering chrome, is an electrolytically applied metal.
Precise deposits insure fidelity to part contours and details, without the edge build or dogboning associated with conventional chromeplating processes. New sae ams 2406 revision m released, plating, chromium. We have over 10,000 square feet in the building complex and an additional 23,000 square feet of storage space. Some common industry specifications governing the chrome plating process are ams 2460, ams 2406, and milstd1501. This is not the case, only slight protection is given. After the fact, we realized the callout was for ams2469 link by ed. Industrial hard chrome plating chem processing, inc.
Ams2406 plating, chromium, hard deposit document center. Chief s t advisor, metallurgy federal aviation administration terry. Precision hard chrome plating electropolishing flash chrome. Precise deposits insure fidelity to part contours and details, without the edge build or dogboning associated with. Prioritising the health and wellbeing of all of our staff. Hard chrome tech sheet pdf hard chrome flyer pdf techmetals engineered hard chrome finishes. This material spec sheet contains generalizations and is in no way a substitution for the ams 4967 specification.
We have metal finishing operations covering ams, astm, mil, fed qq as well as several client specific specifications. Chrome plating is used to provide a very high degree of hardness on the surface of a metal to enhance wear resistance, reduce friction, provide antigalling properties, and, in some cases, improve corrosion resistance. Asl approved supplier list page 7 of 16 special process supplier list supplier process applicable specs continental heat treating, inc. Chrome plating a guide for selecting the type of chrome plating for use in contact with bal seal springenergied seals in rotary and reciprocating service technical report tr14 rev. Ams 2404d does not specify the phosphorous content while the. To find similar documents by federal supply class code. Dec 03, 2012 new sae ams 2406 revision m released, plating, chromium, hard deposit theres a new ams 2406m, plating, chromium, hard deposit, and its available now from document center inc. The al6xn alloy was designed to be a seawater resistant material and. Titanium specification ams 4967 performance titanium group.
By doing so, ptfe enhances the release, wear and corrosion properties of the chrome. Comparatively, standard hard chrome has approximately 200 to 400 cracks per linear inch allowing corrosive material through to attack the base metal. Unfortunately none of the ams specs 2406, 2460, qqc320 specify a raw material for the chrome. Techmetals offers hard chrome plating to help resist abrasion and corrosion. Armoloy utilizes proprietary chemical solutions and application processes that are carefully monitored to produce its tdc, a silver satin matte chromium coating. We recently had a job hard anodized and certified to mila8625 link is to free spec at defense logistics agency, dla. Spec ifica ti on ams 2403l ams 2423d ams 2424e t hi ck ne ss c om m e nts g en er al hard nickel deposit sulfamate nickel corrosion resistance plating. Ams 2460 see special notes df a 301 sae plating, chromium if dwg requires chrome plate per amsqqc320 then stress relief and embritlmnt emb bake relief per bps4620.
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