Stellite vs 316 SS in Low Temp Sour Applications

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VALVE MATERIALS SERVICE APPLICATIONS

316 SS Corrosive or either extremely low or high temperature non-corrosive services between -450 Stellite vs 316 SS in Low Temp Sour Applications#186;F (-268 Stellite vs 316 SS in Low Temp Sour Applications#186;C) and +1200 Stellite vs 316 SS in Low Temp Sour Applications#186;F (+649 Stellite vs 316 SS in Low Temp Sour Applications#186;C).Above +800 Stellite vs 316 SS in Low Temp Sour Applications#186;F (+425 Stellite vs 316 SS in Low Temp Sour Applications#186;C) specify carbon content of 0.04% or greater.ASTM 351 Grade CF8C 347 SS Primarily for high temperature,corrosive applications between -450 Stellite vs 316 SS in Low Temp Sour Applications#186;F (-268 Stellite vs 316 SS in Low Temp Sour Applications#186;C) and +1200 Stellite vs 316 SS in Low Temp Sour Applications#186;F (+649 Stellite vs 316 SS in Low Temp Sour Applications#186;C).AboveVALVE MATERIALS SERVICE APPLICATIONS316 SS Corrosive or either extremely low or high temperature non-corrosive services between -450 Stellite vs 316 SS in Low Temp Sour Applications#186;F (-268 Stellite vs 316 SS in Low Temp Sour Applications#186;C) and +1200 Stellite vs 316 SS in Low Temp Sour Applications#186;F (+649 Stellite vs 316 SS in Low Temp Sour Applications#186;C).Above +800 Stellite vs 316 SS in Low Temp Sour Applications#186;F (+425 Stellite vs 316 SS in Low Temp Sour Applications#186;C) specify carbon content of 0.04% or greater.ASTM 351 Grade CF8C 347 SS Primarily for high temperature,corrosive applications between -450 Stellite vs 316 SS in Low Temp Sour Applications#186;F (-268 Stellite vs 316 SS in Low Temp Sour Applications#186;C) and +1200 Stellite vs 316 SS in Low Temp Sour Applications#186;F (+649 Stellite vs 316 SS in Low Temp Sour Applications#186;C).AboveVALVE BODY MATERIALSGLOBAL SUPPLY LINE TRIM MATERIAL EQUIVALENT GRADES API Trim No Nonimal Trim Trim code Stem Disc/Wedge Seat Min.Hardness (Brinell) 1 F6 F6 410 (13Cr) F6 (13Cr) 410 (13Cr) 250 2 304 304 304 (18Cr-8Ni) 304 (18Cr-8Ni) 304 (18Cr-8Ni) not specified 3 310 310 (25Cr-20Ni) 310 (25Cr-20Ni) 310 (25Cr-20Ni) not specified 4 Hard 410 F6-H 410 (13Cr) F6 (13Cr)F 6 (13Cr) 275

Stellite vs.316 SS in Low Temp.,Sour Applications

Jul 12,2012 Stellite vs 316 SS in Low Temp Sour Applications#0183;1.If Stellite 6 is an overlay shouldn't the valve manufacturers specify what the underlying material is? (i.e.13 Chrome would not be suited for low temp vs.316 SS which would be acceptable).2.Is Stellite 6 an acceptable substitute for 316 SS in low temp.sour service applications (i.e.acceptable but probably more expensive?).Stellite Alloys - Chemical Composition,Mechanical Aug 15,2013 Stellite vs 316 SS in Low Temp Sour Applications#0183;Topics Covered.Introduction Chemical Properties Mechanical Properties Manufacturing Process Applications References.Introduction to Stellite Alloys.Stellite alloys are a group of cobalt-chromium 'super-alloys' consisting of complex carbides in an alloy matrix predominantly designed for high wear resistance and superior chemical and corrosion performance in hostile environments.Stellite - an overview ScienceDirect TopicsStellite 6 is a Co-base wear resistant alloy containing 1% C,27% Cr,4.7% W,and 0.9% Si.The Co-Cr-W system alloy retains its hardness at elevated temperatures and is especially effective for wear applications at high temperatures or in a corrosive environment,and are widely used as a wear-,corrosion-,and heat-resistant material [43].The LC Stellite 6 material showed a directionally

Sour Service Limits of Dual-Certified 316/316L Steel - TWI

Four-point bend testing on parent and welded dual-certified 316/316L stainless steel,to ISO 15156-3:2003 has shown that these materials are resistant to cracking in sour environments,under a range of chloride concentrations (1 000 and 50 000mg/l) and temperature (60-120 Stellite vs 316 SS in Low Temp Sour Applications#176;C) significantly beyond the current limits set in ISO 15156-3.Sour Service Limits of Dual-Certified 316/316L Steel - TWIFour-point bend testing on parent and welded dual-certified 316/316L stainless steel,to ISO 15156-3:2003 has shown that these materials are resistant to cracking in sour environments,under a range of chloride concentrations (1 000 and 50 000mg/l) and temperature (60-120 Stellite vs 316 SS in Low Temp Sour Applications#176;C) significantly beyond the current limits set in ISO 15156-3.Some results are removed in response to a notice of local law requirement.For more information,please see here.Previous123456NextDESIGN GUIDELINES FOR STAINLESS STEEL IN PIPINGproperties at either ambient,high,or low temperature,and their economy.Of the 57 stainless steels recognized as standard by the American Iron and Steel Institute (AISI),those most commonly used in piping systems are the austenitic alloys represented by AISI Types 304,304L,316 and 316L.The austenitic Types 309 and 310,containing

Some results are removed in response to a notice of local law requirement.For more information,please see here.12345NextMaterial Considerations for Sour Gas Systems

Feb 10,2016 Stellite vs 316 SS in Low Temp Sour Applications#0183;Austenitic stainless steel fittings (A.4) Table A.4 allows use of 316 SS compression fittings Material does not have to meet requirements of Table A2 Can be strain-hardened No limits for temperature,H 2 S partial pressure,chloride concentration,in situ pH ..some combinations of values of these parameters may notSome results are removed in response to a notice of local law requirement.For more information,please see here.STELLITE 3 ALLOY TECHNICAL DATAtance in low stress abrasion tests.Stellite Stellite vs 316 SS in Low Temp Sour Applicationsalloy 3 is 3 to 4 times more resistant than Stellite Stellite vs 316 SS in Low Temp Sour Applicationsalloy 6 and twice as resistant as Stellite Stellite vs 316 SS in Low Temp Sour Applicationsalloy 12.It is also superior to Delcrome Stellite vs 316 SS in Low Temp Sour Applications90 and 07 tool steel.In metal on metal wear Stellite 3 is superior and this improved resistance increases as loads are increased or speeds are increased to

People also askWhat is 316 stainless steel?What is 316 stainless steel?Welded pipes,pipework and components made from the Type 316/316L grade of austenitic stainless steel are widely used in the oil and gas industry to handle sour fluids (i.e.containing H 2 S).Sour Service Limits of Dual-Certified 316/316L SteelNITRONIC 60 (Alloy 218,UNS S21800)

Chloride pitting resistance is superior to that of type 316 stainless; Nitronic 60 provides excellent high temperature oxidation resistance and low temperature impact.Applications using Nitronic 60 are valve stems,seats,and trim,fastening systems,screening,pins,NITRONIC 60 (Alloy 218,UNS S21800)Chloride pitting resistance is superior to that of type 316 stainless; Nitronic 60 provides excellent high temperature oxidation resistance and low temperature impact.Applications using Nitronic 60 are valve stems,seats,and trim,fastening systems,screening,pins,

Microstructure and wear behavior of stellite 6 cladding on

Apr 07,2011 Stellite vs 316 SS in Low Temp Sour Applications#0183;1.Introduction.Stainless steels are widely used in industry since application of such materials leads to increase in service life and reduction of energy consumption .In this regard,precipitation hardened stainless steels with good corrosion resistance,high strength,low distortion,excellent weldability and high hardness (up to 49 HRC),are of considerable interest.Microstructure and wear behavior of stellite 6 cladding on Apr 07,2011 Stellite vs 316 SS in Low Temp Sour Applications#0183;1.Introduction.Stainless steels are widely used in industry since application of such materials leads to increase in service life and reduction of energy consumption .In this regard,precipitation hardened stainless steels with good corrosion resistance,high strength,low distortion,excellent weldability and high hardness (up to 49 HRC),are of considerable interest.Microstructure and wear behavior of stellite 6 cladding on Apr 07,2011 Stellite vs 316 SS in Low Temp Sour Applications#0183;1.Introduction.Stainless steels are widely used in industry since application of such materials leads to increase in service life and reduction of energy consumption .In this regard,precipitation hardened stainless steels with good corrosion resistance,high strength,low distortion,excellent weldability and high hardness (up to 49 HRC),are of considerable interest.

Material Considerations for Sour Gas Systems

Feb 10,2016 Stellite vs 316 SS in Low Temp Sour Applications#0183;Austenitic stainless steel fittings (A.4) Table A.4 allows use of 316 SS compression fittings Material does not have to meet requirements of Table A2 Can be strain-hardened No limits for temperature,H 2 S partial pressure,chloride concentration,in situ pH ..some combinations of values of these parameters may notInconel vs Stainless Steel Which is Stronger?The variants of stainless steel have drastically different tensile strength,recommended operating temperature,and resistance to specific corrosives.For example,grade 316 stainless steel tends to have a higher resistance to chlorides than 304 stainless steel (but also has a higher cost on average).Hardfacing Stainless Steel - Valve MagazineThe transformations happen at relatively low temperatures,which is why these materials as a group are limited to a maximum service temperature of 600 Stellite vs 316 SS in Low Temp Sour Applications#176;F (316 Stellite vs 316 SS in Low Temp Sour Applications#176;C) in the American Society of Mechanical Engineers (ASME) codes.For this reason,some parameters for welding of duplex stainless steels are commonly recommended.

Hardfacing Stainless Steel - Valve Magazine

The transformations happen at relatively low temperatures,which is why these materials as a group are limited to a maximum service temperature of 600 Stellite vs 316 SS in Low Temp Sour Applications#176;F (316 Stellite vs 316 SS in Low Temp Sour Applications#176;C) in the American Society of Mechanical Engineers (ASME) codes.For this reason,some parameters for welding of duplex stainless steels are commonly recommended.Guidelines for hardfacing steelsGUIDELINES FOR STELLITE Stellite vs 316 SS in Low Temp Sour ApplicationsHARDFACING ONTO STEELS Page 2 of 7 - March 22,2007 Carbon Equivalent vs preheat temperature 0 50 100 150 200 250 300 350 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 Carbon EquivalentGeneral Utility Service Needle ValvesStainless steel stop pin High-temperature packing and bonnet seal option available Antitamper and lockable handle features available Suitable for sour gas service; materials are selected in accordance with NACE MR0175/ISO 15156.Low Emissions certification per API 624 available Stem threads are cold rolled for high strength

FIGHTS GALLING AND WEAR STRONGER THAN 304 /

construction applications.NITRONIC 60 Stainless Steel,WIRE,HIGH STRENGTH O ORDER ITEMS.FIGHTS GALLING AND WEAR STRONGER THAN 304 / 316 SS Product Data Bulletin 7/2011 ONIC 60 AINLESS STEEL AND WIRE (UNS-S21800) 254222_HPA_60dd 1 4/19/12 4:55 PMEffective Section Properties- Weak axisNov 19,2012Valve engineering ForumAug 05,2012316L SS,Al fittings and saltwaterMay 13,2010STELLITE OR ELECTRO NICKEL PLATEDFeb 01,2010See more resultsAPI Trim Chart Hardfaced/Stellited/410/304/316 Valve13% Cr,Type 410 Stainless Steel For oil and oil vapors and general services with heat treated seats and wedges.13% Cr,Type 410 plus Hardfacing Universal trim for general service requiring long service life up to 1100 Stellite vs 316 SS in Low Temp Sour Applications#176;F (593 Stellite vs 316 SS in Low Temp Sour Applications#176;C).* Type 316 Stainless For liquids and gases which are corrosive to 410 Stainless Steel,up to 1000 Stellite vs 316 SS in Low Temp Sour Applications#176;F (537 Stellite vs 316 SS in Low Temp Sour Applications#176;C DESIGN GUIDELINES FOR THE SELECTION AND USE OFType 316 stainless steel in an environment of 25% phosphoric acid,and Figure 3 shows effects of temperature on Types 304 and 316 in very concentrated sulfuric acid.Service tests are most reliable in deter-mining optimum material,and ASTM G4 is a recommended practice for carrying out such tests.Tests should cover condi-

DESIGN GUIDELINES FOR STAINLESS STEEL IN PIPING

properties at either ambient,high,or low temperature,and their economy.Of the 57 stainless steels recognized as standard by the American Iron and Steel Institute (AISI),those most commonly used in piping systems are the austenitic alloys represented by AISI Types 304,304L,316 and 316L.The austenitic Types 309 and 310,containingDATA SHEET 316 st/st flange guardMaterial 316 Stainless Steel Max.Temperature 500 Deg C Flange Ratings ANSI 150 2500lb DIN PN6 PN100 BS Table A T Plus Non-Standard Sizes Stellite vs 316 SS in Low Temp Sour Applications#189; 24 + Joint/Connection type Flanges Typical Applications Fuel Oil Lube Oil Seal Oil Thermal Oil Hydraulic Oil Steam High TempCoatings in the Valve IndustryMar 09,2012 Stellite vs 316 SS in Low Temp Sour Applications#0183;Deloro Stellite Group The company dates back to 1907 with the invention of a Co-Cr alloy called Stellite,known for its superior wear resistance Today it is a global company with $300m sales,operating out of 12 factories in 9 countries Industry leader for solving wear and corrosion problems,and a supplier to diverse industry sectors

Caustic Stress Corrosion Cracking No.13

The common service maximum temperature limit for 304/316 type stainless steel is 100 Stellite vs 316 SS in Low Temp Sour Applications#176;C.Caustic cracking can occur at higher temperatures.SCC of the 300 series stainless steels is classically transgranular.Duplex Stainless Steels.The duplex stainless steels were developed to exhibit comparable general corrosion resistance as 316SS,but withAISI 316 Stainless Steel Properties,SS 316 Grade Density In the range of 427 Stellite vs 316 SS in Low Temp Sour Applications#176;C 857 Stellite vs 316 SS in Low Temp Sour Applications#176;C,it is better not to continuously use SS 316,but when 316 stainless steel is continuously used outside this temperature range,it has good heat resistance.316L stainless steel has better carbide precipitation resistance than AISI 316 and can be used in the above temperature7 Things to Consider When Choosing a Stainless Steel Grade Aug 22,2016 Stellite vs 316 SS in Low Temp Sour Applications#0183;Stainless steel,known primarily for its corrosion resistance,is used in a wide variety of applications.The diverse range of grades allows it to accommodate various applications across many different industries.However,having so many grades requires the

7 Things to Consider When Choosing a Stainless Steel Grade

Aug 22,2016 Stellite vs 316 SS in Low Temp Sour Applications#0183;Stainless steel,known primarily for its corrosion resistance,is used in a wide variety of applications.The diverse range of grades allows it to accommodate various applications across many different industries.However,having so many grades requires the316 Stainless Steel Chemical Compatibility Chart from ISM316 Stainless Steel Chemical Compatibility Chart ver 10-Jan-2020 Material compatibility,product ratings and application details should be considered in the selection.Improper selection or use of products described herein can cause personal injury or product damage.4091 S.Eliot St.,Englewood,CO 80110-4396 sour A Cupric Acid B (PDF) Stress corrosion cracking (SCC) of nickel-based alloysthe oil and gas industry to resist SCC for sour wells applications include 825 (N08825),and higher end alloys such as Alloys 22 (N06022) and 59 (N06059) and the age hardenable alloys 625 (N06625

results for this questionWhat is Stellite Alloy?What is Stellite Alloy?Stellite is a trade name that applies to the Deloro Stellite family of alloy materials including cobalt and nickel alloys.Stellite alloy 6 is probably the most commonly used alloy for hard facing valves.A dozen other Stellite cobalt alloys exist plus several stainless,tungsten and chrome materials.STELLITE OR ELECTRO NICKEL PLATED - Valve engineering - Eng-Tips results for this questionIs SS 316 magnetic?Is SS 316 magnetic?The data sheet below shows SS 316 material physical properties,such as density,melting point,thermal conductivity,thermal expansion,magnetic,modulus of elasticity,specific heat capacity,etc.Type 316 steel is not magnetic,but may be weakly magnetic after cold working.AISI 316 Stainless Steel Properties,SS 316 Grade Density results for this questionFeedbackGuidelines for hardfacing steels

GUIDELINES FOR STELLITE Stellite vs 316 SS in Low Temp Sour ApplicationsHARDFACING ONTO STEELS Page 2 of 7 - March 22,2007 Carbon Equivalent vs preheat temperature 0 50 100 150 200 250 300 350 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 Carbon Equivalent

results for this questionCan type 316 SS be hardened?Can type 316 SS be hardened?Type 316 SS cannot be hardened by heat treatment,but can be hardened by cold working.AISI 316 Stainless Steel Properties,SS 316 Grade Density

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