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1 Rev 1304/10DS: B-60 (pg1of8)DATA SHEETB-60 METRODE PRODUCTS LTDHANWORTH LANE, CHERTSEYSURREY, KT16 stainless STEELSI nternet: type22%Cr standard duplex ferritic-austenitic to be weldedASTMBS EN & DINA182 Gr Gr 4A (cast)X2 CrNiMoN22-5-3 BSUNS318S13S31803, S32205J92205(cast)Proprietary alloys include:SandvikSAF2205 Avesta Polarit2205 Creusot IndUR 45NB hlerA903 VDMC ronifer 2205 LCNS+CMaresist F51 (cast)SumitomoSM22 CrLean and Mo-free duplex including:(UNS S32304 / DIN / X2 CrNiN23L)SandvikSAF 2304 Creusot IndUR35 NLDX 2101 Avesta PolaritApplicationsDuplex stainless steel pipe, plate, fittings and forgingshave an approximate 50:50 microstructure of austenitewith a ferrite , coupled with generalalloying level, confers:-high strength compared with standard austeniticsteels, eg type general corrosion resistance in a range resistance to chloride induced stress corrosioncracking (CSCC).

2 -high resistance to pitting attack in chlorideenvironments, eg alloys are finding widening application in theoffshore oil/gas, chemicalandpetrochemicalprocessindustrie s, egpipework systems, flowlines, risers, welds in the as-welded condition containabout 25 50% ferrite depending on dilution and heatinput/cooling rate guidelinesPreheat not generally required. Interpass temperature150 C input in the range kJ/mm(depending on material thickness) should be acceptablebut some codes restrictthe max welds in wrought duplex stainless steels arealmost always left in the as-welded condition, majorrepairs to castings are generally specified in the solutiontreated has indicated goodproperties following 1120 C/3-6h + water quench withor without a cooling step to 1060 C before informationA Technical Profile covering duplex and superduplexstainless steels is alloy groupsLean duplex (data sheet B-59), superduplex(data sheetsB-61,B-62andB-63)

3 Andduplexmatchingconsumables for casting availableProcessProductSpecificationMMAS upermet 2205-Ultramet 2205 AWS E2209-16 Supermet 2205 ARAWS E2209-172205 XKSAWS E2209-15 TIG/SAWER329 NAWS ER2209 MIGER329 NAWS ER2209 SAW fluxSSBBS EN SA AF2 DCFCWS upercore 2205 AWS E2209T0-1/4 Supercore 2205 PAWS E2209T1-1/4 Rev 1304/10DS: B-60 (pg2of8)General Data for all 22%Cr duplex MMA ElectrodesStorage3 hermetically sealed ring-pull metal tinsper carton, with unlimited shelf life. Direct use from tin issatisfactory for longer than a working shift of 8h. Excessive exposure of electrodes to humid conditions willcause some moisture pick-up and increase the risk of electrodes that have been exposed:Redry200 300 C/1-2h to restore to as-packed condition. Maximum 380 C, 3 cycles, 10h redried electrodes at 50 200 C in holding oven or heated quiver: no limit, but maximum 6 weeksrecommended.

4 Recommended ambient storage conditions for opened tins (using plastic lid): < 60% RH, >18 dataFume composition, wt % typical:FeMnCrNiMoCuF*OES (mg/m3) < * F = 28% for basic coated 2205 XKS but this does not affect 2205 Overalloyed rutile electrode for 22%Cr duplexProduct descriptionMMA electrode with enhanced Cr, Mo and N levels, giving higher weld pitting resistance than the nearestAWS specification E2209-16. SeeUltramet 2205for rutile type conforming to 2205is made on high quality stainless steel core wire with a rutile flux system designed to giveminimum carbon content coupled with optimum operating 2205is designed for welding wrought, forged or cast "standard" duplex stainless steels for servicein theas-weldedcondition. Good properties are also obtained whensolution treated, as frequently requiredfor casting repairs.

5 The electrode has a rutile flux system and is used primarily for downhand and H-Vwelding applications. Smaller sizes offer excellent all-positional is about 120% with respect to core wire, 65% with respect to whole is AWS IX QualificationQW432F-No-,QW442A-No8 CompositionCMnSiSPCrNiMoCuNPREN(weld metal wt %) Cr + + 16 NAll-weld mechanicalpropertiesAs weldedmintypicalPipe buttweld1120 C/3h + WQTensile stressMPa480650752480 Elongation on 4d%20302532 Reduction of area%--4035--Impact energy+20 CJ--60-73-----20 CJ--45-5545-50---30 CJ--40-5242-46> 90-40 CJ--35-4738-43> 70-50 CJ--30-4035-40> 35 Operating parametersDC +ve or AC (OCV 55V min) A5065100130max A90120160190 Packaging data mm300350350450 1304/10DS: B-60 (pg3of8)ULTRAMET 2205 Rutile all-positional electrode for 22%Cr duplexProduct descriptionMMA electrode made onduplex stainless steelcore wire with a rutile flux system designed to give minimumcarbon content coupled with optimum operating electrode has a rutile flux systemoptimised for all welding positions except vertical down and provides excellent is about 120% with respect to core wire, 65% with respect to whole EN 1600E 22 9 3 N L R 3 2 ASME IX QualificationQW432F-No 5,QW442A-No 8 CompositionCMnSiSPCrNiMoCuNPREN(weld metal wt %) mechanicalAs weldedmintypicalpropertiesTensile Proof stressMPa480675 Elongation on 4d%2027 Elongation on 5d%2025 Reduction of area%--40 HardnessHV10 (HRC)--< 305 (< 28)Impact energy+ 20 CJ (mm)--> 54 (> )

6 -20 CJ (mm)--43-48 (> )-50 CJ (mm)--32-41 (> )Operating parametersDC +ve or AC (OCV: 50V min). A6075100130max A90120155190 Packaging data mm300350350350 1304/10DS: B-60 (pg4of8)SUPERMET 2205 ARRutile downhand electrode for 22%Cr duplexProduct descriptionMMA electrode made on high quality stainless steel core wire with a rutile flux system designed to giveminimum carbon content coupled with optimum operating characteristics. The electrode has a rutile fluxsystem optimised for is about 120% with respect to core wire, 65% with respect to whole EN 1600E 22 9 3 N L R 3 3 ASME IX QualificationQW432F-No 5,QW442A-No 8 CompositionCMnSiSPCrNiMoCuNPREN(weld metal wt %) mechanicalAs weldedmintypicalpropertiesTensile Proof stressMPa450680 Elongation on 4d%2028 Elongation on 5d%2026 HardnessHV10 (HRC)--< 310 (< 28)Impact energy+ 20 CJ--45-20 CJ--40-50 CJ--35 Operating parametersDC +ve or AC (OCV: 50V min).

7 A6075100max A90120155 Packaging data mm300350450 1304/10DS: B-60 (pg5of8)2205 XKSB asic pipe-welding electrode for 22%Cr duplexProduct descriptionMMA electrode made on duplex stainless core wire with a special basic flux to give optimum is about 105% with respect to core wire, 65% with respect to whole electrode has a basic flux system and is recommended where the highest sub-zero toughness is required,and for the most demanding positional welding applicationssuch as fixed pipeworkin the ASME 6G EN 1600E 22 9 3 N L B 42 ASME IX QualificationQW432F-No 5,QW442A-No 8 CompositionCMnSiSPCrNiMoCuNPREN(weld metal wt %) mechanical1120 1135 CpropertiesAs weldedmintypical+WQTensile Proof stressMPa450630-700480 Elongation on 4d%202841 Elongation on 5d%202637 Reduction of area%--4564 Impact energy+ 20 CJ--> 85---50 CJ47> 60> 75-75 CJ--> 30--HardnessHV--260-290240 Operating parametersDC +ve only.

8 A5070100130max A7595155190 Packaging data mm300350350350 1304/10DS: B-60 (pg6of8)ER329 NSolid weldingwire for 22%Cr duplexProduct descriptionSolid duplex stainless wire for welding 2205 type duplex stainless EN ISO 14343-A22 9 3 N LBS ENISO 14343-BSS2209BS 2901 IX QualificationQW432F-No 6,QW442A-No 8 CompositionCMnSiSPCrNiMoCuN(wire wt %) * duplex weld metal microstructure with austenite + 30-50% resistance equivalent PREN= Cr + + 16N is > 35.*ER329N MIG spooled wire is selected for suitability for both MIG and auto-TIG, with typically mechanicaltypicalpropertiesTypical values as weldedminTIGMIGSAW + SSBT ensile Proof stressMPa450620560-620630 Elongation on 4d%203628-3530 Elongation on 5d%20333027 HardnessHV--270 (< 310)270 (< 310)275 (< 320)HRC--23 (< 28)23 (< 28)23 (< 28)Impact energy-30 CJ--180 (> 140)> 7075(>55)-50 CJ--180 (> 120)> 6055 (>35)-75 CJ--125 (>70)----Typical operatingTIGMIGSAW parametersShieldingArgonAr / He / CO2 SSB flux*CurrentDC-pulsedDC + / , 12V180A, 28V350A, 30V* LA491 flux also data tube15kg tube--25kg tube--to tube--25kg tube--25kg coilFume dataMIG fume composition (wt %) (TIGand SAWfume negligible)FeMnCr3 NiMoCuOES (mg/m3) < 1304/10DS.

9 B-60 (pg7of8)SUPERCORE 2205, 2205 PFlat and positional FCAW for 22%Cr duplexProduct descriptionHigh performance rutile flux cored wires produced in the most versatile size of 2205issuited to welding in the flat and horizontal-vertical positions (material > 6mm).Supercore 2205 Pisoptimised for positional welding, both vertical up and for fixed pipework qualified in the ASME 5G or 6 Gwelding positions (pipe typically > 150mm diameter, > 15mm wall).Made with an austenitic stainless steel sheath and rutile flux metal carbon content is typically< when using either 80%Ar-20%CO2or 100% CO2shielding recovery about 90% with respect to the 2205 Supercore 2205 PAWS EN ISO 17633-AT 22 9 3 N L RC/M 3T 22 9 3 N L PC/M 2BS EN ISO 17633-BTS2209-FB0TS2209-FB1 ASME IXQualificationQW432F-No 6,QW442A-No 8 CompositionCMnSiSPCrNiMoCuNPRE*(weld metal wt %) < * PRE (pitting resistance equivalent) = Cr + + 16 NAll-weld mechanicalAs weldedmintypicalpropertiesTensile Proof stressMPa480630 Elongation on 4d%2032 Elongation on 5d%2029 Reduction of area%--45 Impact energy-20 CJ--65*-50 CJ--55*-75 CJ--30 *HardnessHV--270*These values are forSupercore 2205P.

10 Impact energy values forSupercore 2205are typically 40J at 20 C, 30J at 50 parametersShielding gas:Either 80%Ar-20%CO2or 100% CO2shielding gas at 20-25l/min. Proprietary gases may beused but argon should not exceed 85%.Gas mixtures without oxygen additions can behelpful for optimumweld :DC+ve ranges as below for Ar-20%CO2. Welding with 100%CO2requires approx 3V higher: mmamp-volt to to P120A-22V to 250A-34V150A-25V15-20mmPackaging dataSpools vacuum-sealed in barrier foil with cardboard carton: 15kgThe as-packed shelf life is virtually to moisture absorption is high, but to maintain the high integrity of the wire surface and preventany possibility of porosity, it is advised that part-used spools are returned to polythene possible, preferred storage conditions are 60% RH max, 18 C dataFume composition (wt %)FeMnNiCr3Cr6 CuFOES (mg/m3) < 1304/10DS.