Duplex 2205 is a two-phase, ferritic, austenitic 22% chromium, 3% molybdenum, 5 to 6% nickel alloyed stainless steel. It is the most widely used duplex stainless steel grade and is characterized by high yield strength, double that of the standard austenitic stainless steel grades. It also demonstrates good fatigue strength, as well as outstanding resistance to stress corrosion cracking, crevice, pitting, What is SAF duplex?What is SAF duplex?SAF Duplex 2205 stainless steel (UNS S32205 formerly known as UNS S31803 and commonly known as alloy 2205) has a mixed microstructure of austenite and ferrite, and is a two-phase alloy based on the Fe-Cr-Ni series.SAF Duplex 2205 Stainless Steel (UNS S32205 S31803) Alloy duplex ss material specifications
A 25Cr Duplex Stainless Steel Specification Sheet 2507 (UNS S32750) 2507 06/2014 duplex ss material specifications materials by shielded metal arc weld-ing (SMAW), gas tungsten arc welding duplex ss material specifications Most of the common stainless steel forming methods can be used for cold working 2507. The alloy has a A 25Cr Duplex Stainless SteelA 25Cr Duplex Stainless Steel Specification Sheet 2507 (UNS S32750) 2507 06/2014 2205 Code Plus Two and 254 SMO are registered trademarks of Outokumpu Stainless, Inc. The impact strength is also high. Alloy 2507 is not recommended for applications which require long exposures to temperatures above 570ºF because of the risk of a reduction in toughness.
AISI 316 stainless steel is commonly used for equipment in the pharmaceutical industry. The SAE / ANSI / AISI 316 is the second most commonly available/widely used type of stainless steel after the SAE/ANSI/AISI 304. Considered the generic workhorse, the SS 304 can serve in most situations with great success. However, while both are typically duplex ss material specificationsAISI 316 Stainless Steel Specification and Datasheet duplex ss material specificationsUses for SS AISI 316. Also known as surgical stainless steel, marine steel, 316S16 (as per the British Standard ), the SS 316 is an austenitic chromium-nickel alloy. As a consequence it Has a very high corrosion resistance. Is generally nonmagnetic. Can perform well at a very wide temperature range (-150 to 950 o C).ASTM A182 F51 Duplex Stainless SteelUNS S31803 F51 Duplex Stainless Steel. Specifications EN10088-3 X2CrNiMoN22-5-3 ASTM A182 F51 W.Nr. 1.4462 NORSOK D41 to D45. Forging. Forging temperature for this material should be 1100 1250oC Reheat as often as necessary and cool in still air. Machining.
DATA SHEET - ASTM A890 Grade 4A / CD3MN. MATERIAL CATEGORY Duplex stainless steel - 22Cr-5Ni-3Mo-N. PRODUCT DESCRIPTION. The alloy is usually produced by AOD / VOD /VIM followed by electroslag refining (ESR) / VAR if necessary for special purpose.ASTM A890 Grade 4A datasheet,ASTM A890 Grade 4A MATERIAL CATEGORY Duplex stainless steel - 22Cr-5Ni-3Mo-N PRODUCT DESCRIPTION The alloy is usually produced by AOD / VOD /VIM followed by electroslag refining (ESR) / VAR if Alloy 2507 Seamless Super Duplex Tubing - SwagelokTube markings include size, material type/grade, specifications, heat number, and other information. Chemical Composition Material Standards Grade UNS ASTM Alloy 2507 (PRE 42.5) S32750 A789 Element Composition wt. % 25.0 Nickel 7.0 Molybdenum 4.0 Manganese 1.2 max Silicon 0.8 max Carbon 0.030 max Sulfur 0.02 Phosphorous 0.035 max
Duplex steel grades contain large magnitude of chromium that enables them to offer good corrosion resistance in the different environments. Sulfuric acid. Following diagram shows the corrosion resistance in sulfuric acid. It describes duplex stainless steel 2205 offers significantly better resistance than SS 904l. Hydrochloric AcidDUPLEX Stainless Steel - TankLean Duplex SS lower nickel and no molybdenum 2101, 2102, 2202, 2304 Duplex SS higher nickel and molybdenum - 2205, 2003, 2404 Super Duplex 25Chromium and higher nickel and molybdenum plus 2507, 255 and Z100 Hyper Duplex More Cr, Ni, Mo and N - DUPLEX Stainless Steel - TankWhat is the Family Lean Duplex SS lower nickel and no molybdenum 2101, 2102, 2202, 2304 Duplex SS higher nickel and molybdenum - 2205, 2003, 2404 Super Duplex 25Chromium and higher nickel and molybdenum plus 2507, 255 and Z100 Hyper Duplex More Cr, Ni, Mo and N -
Austenitic stainless steel is a specific type of stainless steel alloy. Stainless steels may be classified by their crystalline structure into four main types austenitic, ferritic, martensitic and duplex. Austenitic stainless steels possess austenite as their primary crystalline structure. This austenite crystalline structure is achieDuplex 2507 Stainless Steel - Penn StainlessDuplex 2507 (UNS S32750) is a super duplex stainless steel with 25% chromium, 4% molybdenum, and 7% nickel designed for demanding applications which require exceptional strength and corrosion resistance, such as chemical process, petrochemical, and seawater equipment.Duplex Stainless Steel - Special Piping MaterialsDuplex from Special Piping Materials Duplex stainless steel is a very useful metal that is used the world over. It gets its name from the fact that it consists of two different grades of metal. Essentially, Duplex is a Fe-Ni-Cr alloy that has a two-phase ferritic-austenitic stainless-steel microstructure when it
Essentially, Duplex is a Fe-Ni-Cr alloy that has a two-phase ferritic-austenitic stainless-steel microstructure when it is at room temperature. Duplex steels are characterised by high chromium (1928%) and molybdenum (up to 5%) and lower nickel contents than austenitic stainless steels. The most used duplex stainless steels are the 2205 (22% Chromium, 5% Nickel) and the 2507 (25% Duplex Stainless Steel 2205 ( UNS S31803/S32205)Duplex stainless steel 2205 alloy offers extensive resistance to the local corrosion factors like intergranular, pitting and crevice corrosion. The CPT of duplex stainless steel 2205 alloy is minimum 35oC. It offers outstanding resistance to the chloride ion stress cracking at temperature ranges to 150oC.Duplex Stainless Steel Pipe ASTM A789 / ASTM A790 / 1.Outer Diameter 1/4 16 seamless 1.Outer Diameter 1/4 16 seamlessWelded tubes up to 48 2.Wall thickness:1 mm-50mm 3.Length 6 metre or as per customer request
Aug 27, 2019Duplex and Torque. Well be covering the torque specifications for some of the exotic materials that we can provide for fasteners, including Duplex and Super Duplex, Hastelloy, Incoloy, Inconel, Molybdenum, Monel and many others such as Tantalum, Titanium, Waspaloy and Zirconium. Duplex and Super DuplexGrades - Stainless Steel - Duplex - ASTM A815 - S31803Duplex stainless steels are extremely corrosion resistant, work hardenable alloys. Their microstructures consist of a mixture of austenite and ferrite phases. As a result, duplex stainless steels display properties characteristic of both austenitic and ferritic stainless steels.How to Weld Type 2205 Code Plus Two Duplex Plus Two&Duplex Stainless Steel Outokumpu Stainless Material Description 2205 is a duplex (austenitic-ferritic) stainless steel that combines many of the best properties of austenitic and ferritic stainless steels. High chromium and molybdenum contents provide excellent resistance to pitting and crevice corrosion. The duplex structure
LDX 2101 &is a lean duplex stainless steel designed for general purpose use. Like other duplex stainless steels, LDX 2101 &provides both superior strength and chloride stress corrosion cracking resistance compared to 300 series stainless steels. The use of manganese ensures proper ferrite-austenite phase balance, while allowing a reduction in nickel content.MATERIAL DATA SHEETS FOR PIPING - Standard NorgeStainless Steel Type 316 Alloys with approx. 2.5 % Mo of type AISI 316 Stainless Steel Type 6Mo Alloys with 6 % Mo and PRE > 40 Stainless Steel Type 22Cr duplex Alloys with 22 % Cr according to UNS S31803 Stainless Steel Type 25Cr duplex Alloys with 25 % Cr and PRE > 40, often also referred to as "super duplex" 5 COLLECTION OF MATERIAL DATA SHEETSSAF Duplex 2205 Stainless Steel (UNS S32205 S31803) Alloy duplex ss material specificationsJan 05, 2020SAF Duplex 2205 Stainless Steel (UNS S32205 S31803) Alloy Material. SAF Duplex 2205 stainless steel (UNS S32205 formerly known as UNS S31803 and commonly known as alloy 2205) has a mixed microstructure of austenite and ferrite, and is a two-phase alloy based on the Fe-Cr-Ni series. Alloy 2205 material has lower nickel and molybdenum contents than austenitic stainless
Duplex 2507 is a super duplex stainless steel designed for applications which demand exceptional strength and corrosion resistance. Alloy 2507 has 25% chromium, 4% molybdenum, and 7% nickel.SUPER DUPLEX 2507 specification of Nickel Alloys duplex ss material specificationsDuplex 2507 is a super duplex stainless steel designed for applications which demand exceptional strength and corrosion resistance. Alloy 2507 has 25% chromium, 4% molybdenum, and 7% nickel.Sandvik SAF 2507&super-duplex stainless steel Sandvik duplex ss material specificationsSandvik SAF 2507 &(UNS S32750) is a super-duplex stainless steel; a high-alloy duplex steel with a PRE value of min. 42*. The grade is characterized by very good chloride corrosion resistance, combined with very high mechanical strength. Sandvik SAF 2507 &is particularly suited for use in aggressive environments such as warm chlorinated seawater and acidic, chloride containing media.
Sandvik SAF 2507&super-duplex stainless steel. Sandvik SAF 2507 &(UNS S32750) is a super-duplex stainless steel; a high-alloy duplex steel with a PRE value of min. 42*. The grade is characterized by very good chloride corrosion resistance, combined with very high mechanical strength. Sandvik SAF 2507 &is particularly suited for use in aggressive environments such as warm chlorinated seawater and acidic, Stainless Steel - Grade 2205 Duplex (UNS S32205)Topics CoveredIntroductionKey PropertiesCompositionMechanical PropertiesPhysical PropertiesGrade Specification ComparisonPossible Alternative GradesCorrosion ResistanceHeat ResistanceHeat TreatmentWeldingMachiningFabricationApplicationsIntroduction Key Properties Composition Mechanical Properties Physical Properties Grade Specification Comparison Possible Alternative Grades Corrosion Resistance Heat Resistance Heat Treatment Welding Machining Fabrication ApplicationsSee more on azomPublished Oct 19, 2001duplex ss material specificationsduplex material specificationduplex materialduplex ss gradesduplex material gradeStainless Steel - Grade 2205 Duplex (UNS S32205)Oct 19, 20012205 is the most widely used duplex (ferritic/austenitic) stainless steel grade. Its most important properties are excellent corrosion resistance and high strength. Applications include chemical processing, oil and gas exploration, marine and other high chloride environments, and paper digestors.Stainless Steel and Duplex Pipe (ASTM A312, A790 duplex ss material specificationsSep 20, 2017Duplex and Super Duplex Stainless Steel (UNS S32205, S31803, S32750/760) Duplex stainless steels have a microstructure which is 50% ferritic and 50% austenitic. This composition gives them a better strength than either ferritic or austenitic steels. Further details about this topic are given below (see ASTM A790 pipes).
May 20, 2005Duplex stainless steel also tend to contain 2.5-4% molybdenum. duplex ss material specifications Many other grades and specifications are available. Material supplied by Aalco has been manufactured to comply with a number of standards depending upon the product. Standards also cover the finish of the material.Steel StandardsASTM's steel standards are instrumental in classifying, evaluating, and specifying the material, chemical, mechanical, and metallurgical properties of the different types of steels, which are primarily used in the production of mechanical components, industrial parts, and construction elements, as well as other accessories related to them.Super Duplex S32750 S32760 Super Duplex Stainless Steel6 duplex ss material specificationsTrade Name UNS Super Duplex Industry Specifications Chemical Composition Min.Tensile (KSI) Min.Yield (KSI) Elongation % SAF 2507&UNS S32750 ASTM A182 F53, A240, A276, A479, A789, A790, A815, A928, A988 SAE J405 C 0.030 max Cr 24.0-26.0 Cu 0.5 max Mn 1.20 max Mo 3.0-5.0 N 0.24-0.32 Ni 6.0-8.0 P 0.035 max S 0.020 max Si 0.8 max 116
As a super duplex stainless steel, the SAF2507 combines the desirable aspects of both austenitic and ferritic grades. The higher chromium, molybdenum and nitrogen contents result in a Pitting Resistance Equivalent number (PREN) of >41, providing pitting and crevice corrosion resistance superior to austenitic and duplex stainless steels in almost all corrosive media, and a Critical Pitting Temperature duplex ss material specificationsduplex material specificationduplex materialduplex ss gradesduplex material gradeSome results are removed in response to a notice of local law requirement. For more information, please see here.duplex ss material specificationsduplex material specificationduplex materialduplex ss gradesduplex material gradeSome results are removed in response to a notice of local law requirement. For more information, please see here.DUPLEX Stainless Steel - TankDuplex Microstructure. What is the Family. Lean Duplex SS lower nickel and no molybdenum 2101, 2102, 2202, 2304 Duplex SS higher nickel and molybdenum - 2205, 2003, 2404 Super Duplex 25Chromium and higher nickel and molybdenum plus 2507, 255 and Z100 Hyper Duplex More Cr, Ni, Mo and N - 2707.
Was this helpful?People also askWhat is duplex stainless steel?What is duplex stainless steel?Duplex stainless steel (UNS S31803/UNS S32205) has been developed to overcome the issues of the 300 series stainless steels as 316L and 317L (chloride stress corrosion cracking, under tensile stress in cases where the metal is exposed to fluids containing chlorides or by steel exposure to high temperatures).Stainless Steel and Duplex Pipe (ASTM A312, A790) - Projectmaterialsuplex 2205 - United Performance MetalsSS 2205 is a duplex stainless steel with a microstructure of nearly equal proportions of austenite and ferrite, when properly heat treated. This microstructure ensures that 2205 is much more resistant to stress corrosion cracking than SS 304 or 316L.
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