Chemical resistance chart acetaldehyde alcohols propyl. Aqueous solution conc concentrated aqueous solution sat saturated aqueous solution no data available. Contrary to some misunderstandings, arrhenius does not explicitly suggest in this paper that the burning of fossil fuels will cause global warming, though it is clear that he is aware that fossil fuels are a. Corrosion resistance of copper and copper alloys cda publication no 106 data supplied by copper development association for publication elsewhere as part of a table covering a wide range of materials an r indicates that the material is resistant to the named chemical up to the temperature shown, subject to limitations indicated by the footnotes. The chemical resistance information presented has been compiled and edited by the tlargi committee. Pure amines are not generally corrosive due to the high alkalinity, but in the presence of acid gases, the corrosivity is largely determined by the stability of protective scales. Pp chemical resistance hmc polymers polypropylene resins, like most polyole. Do not use viton with acetone, esters, amines, organic acids, acetic acid, mek, ethyl acetate, highly polar chemicals, etc. The anodic material actually protects the cathodic leading to its own accelerated decay. Carbonic acid a a a a a a a a a a a a a carbonyl sulfide a a a a a c c c c c c. Chemical resistance data is found in a laboratory setting and cannot account for all possible variables of an installed.
Corrosion resistant alloys from the special metals group of companies 4 alloy selection for corrosive environments 11 corrosion by acids 12 sulfuric acid 12 hydrochloric acid 17 hydrofluoric acid 20 phosphoric acid 22 nitric acid 25 organic acids 26 corrosion by alkalies 28 corrosion by salts 31 atmospheric corrosion 35 corrosion by waters 37. The materials shown below in boldface type are used in the construction of little giant chemical pumps. Viton withstands high temperature better than most other elastomers, and retains its good mechanical. Nov 16, 2017 carbonic acid is an inorganic compound with the formula h 2 co 3. However, since the resistance of metals, plastics and elastomers can be affected by. Co 2 corrosion involves a similar reaction but also reaction with carbonic acid so that it is not ph alone which determines corrosion rate. The ratings for these materials are based upon the chemical resistance only. Ml18006 0608 73 section 7 chemical compatibility guide. On the influence of carbonic acid in the air upon the. Chemical compatibility plastic material chart for pa66. Information regarding the chemical resistance of the unlisted materials is available on request. When the carbonic acid comes into contact with a small location on the steel, the acid dissolves the steel into free ions, causing that location to become positively charged.
Ieaghg, corrosion and selection of materials for carbon capture and storage, 201003, april. Viton withstands high temperature better than most other elastomers, and retains its good mechanical properties. Carbonic acid, a compound of the elements hydrogen, carbon, and oxygen. This relation is compared with that expected for completely dissociated acids, and appears to be significantly different. If you are unsure of the compatibility of your chemical, we recommend testing a sample of the material in question with. Resin impregnated carbongraphite selflubricating and nongalling material. An x indicates that the material is not recommended. Chemical resistance chart for metal ambient temperature and maximum concentration apply, unless otherwise noted. An acidresistant, thermoplastic resin composition which is nonpoisonous and nonhalogen and has an acidresistance for a long period of time, the acidresistant, thermoplastic resin composition containing a thermoplastic resin, 30 to 70% by weight of magnesium hydroxide which has a specific surface area of 20 m 2 g or less and an average secondary particle diameter of 0. Chemical material compatibility table ratings a excellent a1 excellent resistance chart for concrete ambient temperature and maximum concentration apply, unless otherwise noted. Columns at right list various pump materials, and their resistance to the chemicals are rated by a letter code. Carbonic acid is an inorganic compound with the formula h2co3. Carbonic, lactic, and pyruvic acids have been generated in aqueous solution by the transient protonation of their corresponding conjugate bases by a tailormade photoacid, the 6hydroxy1sulfonate pyrene sodium salt molecule. Carbonic acid is the chemical compoond wi the formula h 2 co 3 equivalently ocoh 2.
The main reason for the increased acid resistance of the concrete investigated was the formation of a very dense hardened cement paste and aggregate interface with very low porosities. If you are looking for an oil resistant rubber, neoprene is a good choice and it also has a temperature resistance of up to 200 degrees fahrenheit f. Chemical resistance chart acetaldehyde alcohols propyl chemical resistance data these recommendations are based upon information from material suppliers and careful examination of available published information and are believed to be accurate. The information in this chart has been supplied by reputable sources and is to be used only as a guide in selecting equipment for appropriate chemical. In physiology, carbonic acid is described as volatile acid or respiratory acid because it is the only acid excreted as a gas by. Chemical compatibility plastic material chart for pa66, peek, pps, pvdf and pom pa66 polyamide 66 peek polyetheretherketone pps polyphenylene sulphide pvdf polyvinylidene fluoride pom polyoximethylene acetal ratings chemical effect a excellent. Dsevere effect acetic acid 20% bgood acetic acid 80%. Understanding differences of boiler feedwater pretreatment. C has limited resistance only and many be suitable for some conditions swelling between. C fair moderate effect, not recommended for continuous use. June 2017 if fire resistant gaskets are required please consult fire tests under gasket terms, or contact applications engineering.
The data given should be used cautiously, and as a guide only. Corrosion tables the corrosion data in this section is mainly based on the results of general corrosion laboratory tests, which are not strictly comparable with actual service conditions. The table does not take into account the precise material composition of the products, varying operating conditions. Chemical compatibility chart metallic materials used in bal seal products technical report tr60c rev. Usually, economics dictate the use of materials that will corrode, but at an acceptable rate, in the given service. The farther apart the materials are in the series,the greater is the likelihood of. The hydration product structure on the cement surface is destroyed and calcium is leached out during carbonic acid leaching. The relation between the corrosion rate of steel in carbonic acid and the co 2 partial pressure was determined by means of weight loss and polarization resistance measurements. Added consideration must be given to pump selections when the. Also the ambient conditions must not be neglected where it is most important that humidity be considered. Chemical resistance of aluminium in contact with important agents. Tpu chemical resistance chart ratings guide good should have little or no effect on the material at the given concentration and temperature.
Acetic acid, glacial b c b a c u c c u b b c c u acetic acid, 30% b b b a b b a a c b a b b u. Chemical resistance chart for various pump materials. Highperformance alloys for resistance to aqueous corrosion. Polypropylene chemical resistance guide hmc polymers.
The corrosion tables provide an initial guide to the selection of materials and are intended to facilitate understanding of the different types of corrosion damage that can arise due to poor material. It is formed in small amounts when its anhydride, carbon dioxide, dissolves in water. Data supplied by copper development association for publication elsewhere as part of a table covering a wide range of materials an r indicates that the material is resistant to the named chemical up to the temperature shown, subject to limitations indicated by the footnotes. The effects of carbonic acid on steel it still runs. Jun 07, 2012 choosing the right materials of construction for process hardware and equipment is crucial for achieving desired service life. The corrosion tables provide an initial guide to the selection of materials and are intended to facilitate understanding of the different types of corrosion damage that can arise due to poor material selection. Carbonic acid, while relatively weak when compared with other acids, can cause corrosion depending on the chemical composition of the material.
Chemical resistance chart introduction corrosion and degradation depend on many parameters. Chemical resistance chart aluminum chloride beer 302 stainless steel 304stainless steel 316 stainless steel 440 stainless steel um anium y c e ass cast iron carbon steel kynar ype 1 ygon e3606 eflon yl acetal nylon cycolac abs ylene opylene n carbon ceramic gnet a on una n nitrile silicon neoprene ylene epm al xy. Carbonic acid may trigger pitting, another specialized type of corrosion driven by electrochemical process. Caprolactam discolored by contact with aluminum alloys. It counts as one of the most chemically resistant materials. Hdpe chemical resistance guide silverline plastics. Chemical compatibility chart metallic materials used. Corrosion resistance of aluminium and aluminium alloys wiley. The corrosion tables provide an initial guide to the selection of materials and are intended to facilitate understanding of the different types of corrosion.
R generally resistant swelling was less than 3% or observed weight loss less than 0. Check the chemical compatibility of polypropylene with various chemicals, solvents, alcohols and other products. It is also a name sometimes given to solutions of carbon dioxide in water carbonated water, because such solutions contain small amounts of h 2 co 3. All chemical resistance data for polyvinylidene fluoride pvdf contained within this manual has been provided, with written consent, by arkema inc. The information in this chart has been supplied to coleparmer by other reputable sources and is to be used only as a guide in selecting equipment for appropriate chemical compatibility. Of primary interest are those materials which come in contact with the measuring medium. Carbonic acid carbon tetrachloride resistant at ambient temperature, whereas, boiling carbon tetrachloride was corrosive. Viton is resistant to many hydrocarbons and is best to use with chemicals in the petroleum industry. A major problem in process industry is corrosion of metals in pipes, valves and other parts of the constructions. Acceptable combinations of more or less aggressive fluids and commonly used materials are indicated below. Chemical compatibility chart metallic materials used in. With its coverage of multitalented compounds and energysaving materials, this is a musthave for all those working in. The addition of 5% hydroxyapatite noticeably improved the carbonic acid resistance of class h cement in the temperature range of 38 to 177c. Corrosion and degradation depend on many parameters.
Chemical resistance of sigraflex sealing materials sgl carbon. Chemical resistance chart overview use this chemical resistance list to help find the right chemically resistant sensor for your application. Chemical resistance chart rubber chemical resistance. Page 1 of 6 1 continuous long term exposure 2 short termintermittent exposure materials, carbonic acid leaching, mass loss, leaching resistance factor in order to reveal the degradation process and deterioration mechanism of cementbased materials, this paper analyzes the effects of carbonic acid leaching on the mechanical strength of mortars, as well as relative mass loss, microstructure, and.
Chemical compatibility plastic material chart for pa66, peek, pps, pvdf and pom pa66 polyamide 66 peek polyetheretherketone pps polyphenylene sulphide. Aluminum chemical compatibility chart ver 07jan2018 industrial specialties mfg. Chemical compatibility chart metallic materials used in bal. After caustic addition, the carbonic acid will be converted. Pdf carbonic acid resistance of hydroxyapatitecontaining. Download the viton msds pdf viton a201 spec sheet pdf the following information is available from dupont. However, subtle changes in stream composition or conditions often can profoundly affect corrosion rate and even foster a different corrosion mechanism. Oil and chemical resistance are also essentially unaffected by elevated temperatures. However, since the resistance of metals, plastics and elastomers. Many factors, including temperature, concentration and mechanical load, can influence. The data table below is an application guide, and indicates the. Chemical compatibility plastic material chart for pa66, peek.
Metals and corrosion resistance engineering toolbox. It exists only in the form of its salts carbonates, acid salts hydrogen carbonates, amines carbamic acid, and acid chlorides carbonyl chloride. Application of cement in highpressure hightemperature hpht carbonic acid containing environment poses serious well integrity issues. It plays a role in the formation of cave structures and the transport of carbon dioxide in the blood. Carbonic acid g g castor oil g g chloral hydrate x x chloramine g g chlorine, wet x. Under refluxing conditions was corrosive to aluminum alloys. Chemical resistance table chemical or material conveyed butyl cpe epdm csm tpcet natural neoprene nitrile nylon sbr tpv ptfe uhmw urethane fkm xlpe. Hpht condition facilitates acid attack on well cement. It was found that a significant improvement in acid resistance can be achieved by carefully controlled use of fine supplementary cementitious materials. Epdm is extremely resistant to many chemicals such as acetaldehyde, acetamide, and ammonia.
The absence of any class indication for any given materials, signifies the absence of data for such materials with respect to the specific chemicals, temperatures and concentrations. Materials in this chart are sorted alphabetically and rated by level of resistance to chemical exposure. If a material is chemically resistant to the concentrated form of a specific chemical, it should be resistant to the diluted form of that same chemical. Acid, carbonic, aqueous q q a a a a nr na na na na na na acid, chloroacetic a a a.
Strong acid corrosion of carbon steel involves reaction between iron and hydrogen ions and hence is dependent largely on ph. Hdpe chemical resistance guide these abbreviations are used in the following chemical resistance guide. Corrosion resistant materials stainless steel hastelloy inconel elgiloy carbon steel aluminum titanium brass. Carbonic acid is a chemical compound with the chemical formula h 2 co 3 equivalently. Begin compatibility search with a chemical or material. Here are some guidelines for evaluating its resistance to a wide range of chemicals.
Corrosion resistance of the austenitic chromiumnickel stainless steels in chemical environments interpreting corrosion test data the quantitative data secured in corrosion tests are. Where aqueous solutions are shown the concentration as a weight % is given. Throughout this paper, arrhenius refers to carbon dioxide as carbonic acid in accordance with the convention at the time he was writing. Safety data sheet according to 29cfr19101200 and ghs rev.
Carbonic acid b aad b catsup ad cb a chloracetic acid2 dc a da b chloric acid da d chlorinated glue adc a c b. Bringing together the widespread information on the topic, this handbook and ready reference is clearly structured according to the various media that can corrode and damage aluminium and aluminium compounds, while also discussing methods of prevention. Carbonic acid b b2 a1 a cellulose acetate a chloral hydrate d d chlorine water c b1 d chlorine anhydrous liquid c d c d chlorine dry b d d chloroacetic acid a d d c1 chlorobenzene mono d c1 d c1 chlorobromomethane a a chloroform d c1 d c1 chlorosulfonic acid d d c1 d chromic acid 5% a a b d chromic acid 10% a a b d. Us6218454b1 acid resistant, thermoplastic resin composition. Chemical resistance chart ratings chemical effect a no effectexcellent. Our products can be exposed to a huge variety of chemicals. Temperature pressure concentration impurities phvalue materials and surfaces characteristics joinings e. A particular goal is to establish the pka of carbonic acid h2co3.
It is an aa a name whiles gien tae solutions o carbon dioxide in watter carbonatit watter, acause sic solutions contain smaa amoonts o h 2 co 3. Before permanent installation, test the equipment with the chemicals and under the specific conditions of your application. B good minor effect, slight corrosion or discoloration. Ranking of materials in an electromotive force emf or galvanic series in a specific media will help determine the propensity of two materials for this type of corrosion.
1178 597 1482 648 1254 1161 254 788 464 830 4 552 1364 732 424 1190 20 166 1500 1343 1358 257 248 745 778 273 54 1397 139 290 1122 944 10 439 454 78 1313 436 859