sulfuric acid resistant alloys

sulfuric acid resistant alloys

Sulfuric Acid Resistant Alloys - 911metallurgist

2017-2-10 · Sulfuric Acid Resistant Alloys. Post navigation. Previous. Next “At-a-glance” corrosion chart for sulfuric acid is based on an extensive survey of construction

Alloy selection for service in sulphuric acid

preferred material of construction for converters and acid coolers. New alloys and the use of anodic protection have increased resistance to corrosion by hot acid. In general, Type 304L (S30403) is specified for the shell and internals of the converter. Drying towers and acid pump tanks are made

Corrosion resistant Ti alloy for sulphuric acid medium ...

The corrosion resistance of Ti–Mo (5, 10, 15 and 25 wt% molybdenum) alloys in 5–25% sulphuric acid was evaluated. The Ti–Mo alloys offered a better corrosion resistance than commercially ...

Sulfuric Acid - Rolled Alloys, Inc.

Sulfuric acid is the most widely used corrosive in the world and is generally considered to be the most important industrial chemical. The corrosivity of sulfuric acid on steel and nickel alloys can vary significantly. Depending on acid concentration and the metal involved, sulfuric acid can behave as either a reducing acid or an oxidizing acid.

High-Performance Alloys for Resistance to Aqueous

2017-12-23 · 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

HASTELLOY C-276 alloy

2020-9-22 · a lower-molybdenum nickel alloy (625), in hydrochloric and sulfuric acids. At hydrochloric acid concentrations above about 5%, C-276 alloy provides a quantum improvement over the stainless steels, and offers much greater resistance to higher concentrations of both acids than alloy 625.

Corrosion Resistance of Zircadyne Alloys In Specific Media

2017-12-23 · resistance to sulfuric acid, and both are more resistant to sulfuric acid than Zircadyne 705. It is important to note that the data are representative of a pure acid system, and the presence of oxidizing halide con- taminants can accelerate the rate of attack. At temperatures above 200°C and

Corrosion resistance of ternary Ni P based alloys in ...

2002-7-18 · Ni P based alloy films were prepared by autocatalytic deposition and their structure, chemistry and corrosion behaviors in sulfuric acid solutions were studied as a function of their composition. The as-prepared Ni-based alloys are nanocrystalline, and their grain size decreases with increasing P content. Addition of a third element (W or Mo ...

Alloy 20 - Sulphuric Acid

2018-4-30 · Alloy 20 is a highly alloyed iron-base nickel-chromium-molybdenum stainless steel developed primarily for use in the sulphuric acid related processes. Besides sulphuric acid related processes, some typical corrosion resistant applications for the alloy include chemical, pharmaceutical, food, plastics, synthetic fibres, pickling and FGD systems ...

Alloy Performance Guide - Rolled Alloys

2016-2-20 · resistance to chloride pitting corrosion and sulfuric acid. Suitable for seawater service with a minimum PRE N of 40. 625 N06625 61 21.5 9 4 Cb: 3.6 A high strength (9%) molybdenum nickel alloy with excellent resistance to hot seawater, scrubber environments and reducing acids. 718 NACE N07718 52 19 3 19 Al: 0.5, Ti: 0.9, Cb+Ta: 5.0

High-Performance Alloys for Resistance to Aqueous

2017-12-23 · 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

High-Performance Alloys for Resistance to Aqueous

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

HASTELLOY C-276 alloy

2020-9-22 · a lower-molybdenum nickel alloy (625), in hydrochloric and sulfuric acids. At hydrochloric acid concentrations above about 5%, C-276 alloy provides a quantum improvement over the stainless steels, and offers much greater resistance to higher concentrations of both acids than alloy 625.

Resistance of Stainless Alloys to Dilute Sulfuric Acid ...

2011-3-13 · Sulfuric acid is the largest tonnage heavy industrial chemical manufactured. It is used directly or indirectly in nearly all industries. Most sulfuric acid is produced and shipped as "concentrated acid" of 93 or 98.5 percent (weight basis) nominal concentration. However, much of its use is

Alloy 20 - Sulphuric Acid

2018-4-30 · Alloy 20 is a highly alloyed iron-base nickel-chromium-molybdenum stainless steel developed primarily for use in the sulphuric acid related processes. Besides sulphuric acid related processes, some typical corrosion resistant applications for the alloy include chemical, pharmaceutical, food, plastics, synthetic fibres, pickling and FGD systems ...

Alloys and Acid Performance - Rolled Alloys, Inc.

Hydrochloric acid is extremely corrosive and finding corrosion resistant alloys that can withstand corrosion from this acid is a challenge. Once again in the dilute range, Zeron 100 presents a robust option.The isocorrosion curve for HCl in the dilute region is shown below.

Corrosion Resistant Alloys | Hitachi Metals, Ltd.

2021-2-18 · MC Alloy: Excellent corrosion resistance to ammonium fluorinated acid, phosphoric acid, and sulfuric acid. Superior high-temperature corrosion resistance. NC-Ni,LC-Ni: Commercially Pure nickel for industrial use. Superior corrosion resistance against caustic soda and halogen gas. NC-Ni:Nickel 200 LC-Ni:Nickel 201: MA Plasthard S,B-2

Corrosion resistance of ternary Ni P based alloys in ...

2002-7-18 · Ni P based alloy films were prepared by autocatalytic deposition and their structure, chemistry and corrosion behaviors in sulfuric acid solutions were studied as a function of their composition. The as-prepared Ni-based alloys are nanocrystalline, and their grain size decreases with increasing P content. Addition of a third element (W or Mo ...

Corrosion-resistant alloys - Carondelet Foundry Company

An air-meltable castable alloy, resistant to corrosion by sulfuric acid over a wide range of acid strengths and degrees of contamination. As essential constituents, the alloy contains between about 34.10 and about 39.33% by weight nickel, between about 12.50 and about 14.29% by weight chromium, between about 5.90 and about 17.89% by weight molybdenum, between about 2.90 and about 5.67% by ...

HASTELLOY HYBRID-BC1

2019-4-25 · High Resistance to Hydrochloric Acid, Sulfuric Acid, Pitting, and Crevice Corrosion HASTELLOY® HYBRID-BC1® (UNS N10362) alloy possesses much higher resistance to hydrochloric and sulfuric acids than the nickel-chromium-molybdenum (C-type) alloys, and can tolerate the presence of oxidizing species. The alloy also exhibits extremely high re-

Corrosion resistant alloys in boiling sulfuric acid ...

1983-1-1 · CORROSION RESISTANT ALLOYS IN BOILING SULFURIC ACID SOLUTIONS E. SIVIERI, F. MAZZA and R. CRISTINA REGGIANI Institute of Electrochemistry and Metallurgy, University of Milan, Milan, Italy (Received for publication 14 December 1982) Abstract--A selection of materials for use in boiling sulfuric acid was made.

Resistance of Stainless Alloys to Dilute Sulfuric Acid ...

2011-3-13 · Sulfuric acid is the largest tonnage heavy industrial chemical manufactured. It is used directly or indirectly in nearly all industries. Most sulfuric acid is produced and shipped as "concentrated acid" of 93 or 98.5 percent (weight basis) nominal concentration. However, much of its use is

Use of corrosion-resistant steels and alloys in sulfuric ...

2012-2-3 · These alloys have similar resistance to uniform corrosion in sulfuric acid solutions and high resistance to intercrystalline corrosion for alloy 03KhN28MDT (EP516) as a result of a reduced carbon content (≤0.03%). Alloy 06KhN28MDT (EI943) exhibits high corrosion resistance in 10–45% sulfuric acid solutions at up to 80°C.

High-Performance Alloys for Resistance to Aqueous

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

High-Performance Alloys for Resistance to Aqueous

2017-12-23 · 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

Corrosion Resistance of Zircadyne Alloys In Specific Media

2017-12-23 · resistance to sulfuric acid, and both are more resistant to sulfuric acid than Zircadyne 705. It is important to note that the data are representative of a pure acid system, and the presence of oxidizing halide con- taminants can accelerate the rate of attack. At temperatures above 200°C and

Alloy 20 - Sulphuric Acid

2018-4-30 · Alloy 20 is a highly alloyed iron-base nickel-chromium-molybdenum stainless steel developed primarily for use in the sulphuric acid related processes. Besides sulphuric acid related processes, some typical corrosion resistant applications for the alloy include chemical, pharmaceutical, food, plastics, synthetic fibres, pickling and FGD systems ...

Corrosion Resistant Alloys | Hitachi Metals, Ltd.

2021-2-18 · MC Alloy: Excellent corrosion resistance to ammonium fluorinated acid, phosphoric acid, and sulfuric acid. Superior high-temperature corrosion resistance. NC-Ni,LC-Ni: Commercially Pure nickel for industrial use. Superior corrosion resistance against caustic soda and halogen gas. NC-Ni:Nickel 200 LC-Ni:Nickel 201: MA Plasthard S,B-2

CORROSION RESISTANCE OF NICKEL-CONTAINING

many metals and alloys than are sulfuric and hy-drochloric acids. For several nickel-containing alloys it is only mildly corrosive at temperatures below about 212ºF (100ºC), independently of con-centration. Beyond this temperature its corrosivity becomes substantial toward most metals, regardless

Alloys and Acid Performance - Rolled Alloys, Inc.

Hydrochloric acid is extremely corrosive and finding corrosion resistant alloys that can withstand corrosion from this acid is a challenge. Once again in the dilute range, Zeron 100 presents a robust option.The isocorrosion curve for HCl in the dilute region is shown below.