Consolidated 1541/1543 Series - Baker Hughes

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Technical SpecificationsRev. D - 08/2020Consolidated1541/1543 Series Safety ValveDesigned for steam and othercompressible fluids, these valves aremost commonly used in pharmaceutical,dyeing and process plants.Baker Hughes Data Classification : Public

Table of ContentsConversion Table.Table3Scope of Design.Design4Materials. 5MaterialsMaterials . 6Dimensions and Weights.7WeightsOrifice Capacities.8-11CapacitiesValve Configuration Code.Code .12Ordering a 1541 / 1543 Safety Valve.Valve .132 Baker Hughes 2020 Baker Hughes Company. All rights reserved.

Baker Hughes provides a full range of Consolidated pressure safetyvalve styles, sizes, options and configurations for multiple industries,applications, environments, and media. From spring-actuated topilot-operated, each pressure safety valve is configured to offersafer process flow control in harsh environments.Conversion TableAll the USCS values are converted tometric values using the following conversion factors:USCS UnitConversion FactorMetric rpsig0.06894757bargft lb1.3558181Nm F5/9 ( F-32) C 2020 Baker Hughes Company. All rights reserved.Consolidated 1541/1543 Series Safety Valves Technical Specifications 3

Scope of Design1541 Standard Inlet and Outlet ConnectionsDischargeAreaInlet SizeMale 5.065J1.2878.303Orifice1543 Standard Inlet and Outlet ConnectionsOutlet SizeFemale NPTDischargeAreaInlet SizeMale 50.82.563.5OrificeOutlet SizeFemale NPTPressure/Temperature LimitsTemperature RangeValve TypeMediaOrificemin.Maximum Set Pressuremax. F C F Cpsigbarg1541 / 1543SteamAll-20-28.9406207.825017.241541 / 1543AirAll-20-28.9406207.830020.681541-3 / 1543-31SteamD-20-28.9420215.635024.131541-3 / 1543-3SteamE-J-20-28.9420215.630020.681541-3 / 1543-3AirAll-20-28.9420215.635024.131. Baker Hughes current National Board Certification limits the 1541-3/1543-3 to 300 psig (20.68 barg) for code-stamped applications.SpecificationsInlet Sizes:0.5” (12.7 mm) through2.5” (63.5 mm) threadedOutlet Sizes:0.75” (19.1 mm) through2.5” (63.5 mm) threadedOrifice Sizes:Six sizes: D through JPressure Range:5 psig (0.34 barg) to 350 psig (24.13 barg)Temperature Range:-20 F (-28.9 C) to 420 F (215.6 C)Materials:Cast iron bonnet with brass base and trim is standard.Available with bronze bonnet. Stainless steel base anddisc are also optional.Certification:ASME B&PVC Section I and VIIIBlowdown:4 percentBack Pressure Limit:10 percent of Set Pressure4 Baker Hughes 2020 Baker Hughes Company. All rights reserved.

Materials1541/1543 Metal Seat Valve9Parts and Materials1416121117PartNo.1Base2BonnetASTM A126 Class B Iron10OptionalASTM B584 Alloy LeadedSemi-Red Brass3Disc4Lower Adjusting Ring587515134ASTM B124 Alloy Half Hard BrassD, E and J OrificesASME SB283 C37700 Copper AlloyF, G and H OrificesASTM B124 C37700 Copper AlloyUpper Adjusting RingD, E, F and G OrificesASME SB283 C37700 Copper AlloyH and J OrificesASTM B124 C37700 Copper Alloy6Spindle(D and E Orifice)6Spindle Assembly (F and J Orifice)6ASTM A108 1213 Carbon SteelSpindle CollarASTM A276 410 Cond. T St. St.SpindleASTM A108 1213 Carbon SteelSpindle Assembly (G and H Orifice)Spindle CollarASTM A582 416 Cond. T St. St.SpindleASTM A108 1213 Carbon Steel7Spring WasherASTM A108 1213 Carbon Steel8SpringAlloy Steel9CapBrass/Commercial Grade Brass10Compression ScrewASTM B16 Half Hard Brass11Cap ScrewCarbon Steel, Zinc Plated12Lever13 2020 Baker Hughes Company. All rights reserved.ASTM B283 Alloy C46400Naval BrassStandard215Material1376Part NameD, E, F, H and J OrificeASTM B36 Alloy 220 BrassG OrificeASTM B36 Alloy 230 BrassCompression Screw NutD, E, G, H and J OrificeASTM A108 1213 Carbon SteelF OrificeCarbon Steel, Cadmium Plated14Lifting Washer NutCommercial Grade Carbon Steel15Adjusting Ring PinASTM B16 Half Hard Brass16Lifting WasherSAE 1010 Zinc Plated Carbon Steel17Lever PinBrass/Commercial Grade BrassConsolidated 1541/1543 Series Safety Valves Technical Specifications 5

MaterialsOptional MaterialsStainless Steel Trim (1541-3 and 1543-3)Part No.12345Part NameBase1541 D, H Orifice & 1543 D, E, F OrificeASME SA479 316/316L Stainless Steel1541E, F and G Orifice, 1543G OrificeASME SA479 304 Stainless Steel1543H and J OrificeASME SA351 CF8M Stainless Steel1541J OrificeASME SA351 CF8 Stainless SteelBonnetStandardASTM A126 Class B IronOptionalASTM B584 Alloy Leaded Semi-Red BrassDiscD and G OrificesASME SA479 316/316L Stainless SteelE, F, H and J OrificesASME SA479 304 Stainless SteelLower Adjusting RingD, E and J OrificesASME SB283 Copper AlloyF, G and H OrificesASTM B124 Copper AlloyUpper Adjusting RingD, E, F and G OrificesASME SB283 Copper AlloyH and J OrificesASTM B124 Copper Alloy6Spindle (D and E Orifice)6Spindle Assembly (F and J Orifice)6MaterialASTM A108 1213 Carbon SteelSpindle CollarASTM A276 410 Cond. T Stainless SteelSpindleASTM A108 1213 Carbon SteelSpindle Assembly (G and H Orifice)Spindle CollarASTM A582 416 Cond. T Stainless SteelSpindleASTM A108 1213 Carbon Steel7Spring WasherASTM A108 1213 Carbon Steel8SpringAlloy Steel9CapBrass/Commercial Grade Brass10Compression ScrewASTM B16 Half Hard Brass11Cap ScrewCarbon Steel, Zinc Plated12Lever13D, E, F, H and J OrificeASTM B36 Alloy 220 BrassG OrificeASTM B36 Alloy 230 BrassCompression Screw NutD, E, G, H and J OrificeASTM A108 1213 Carbon SteelF OrificeCarbon Steel, Cadmium Plated14Lifting Washer NutCommercial Grade Carbon Steel15Adjusting Ring PinASTM B16 Half Hard Brass16Lifting WasherSAE 1010 Zinc Plated Carbon Steel17Lever Pin6 Baker HughesBrass/Commercial Grade Brass 2020 Baker Hughes Company. All rights reserved.

Dimensions and Weights1541/1543 DimensionsCAUTIONADo not plug drain holes. The discharged fluid mayescape to the atmosphere through the bonnet ventand drain connections, therefore toxic or hazardousapplications must be avoided.BDCGeneral Dimensions for 1541 Safety ValveInlet SizeValveTypeABCDismantlingHeightDApproximateDrain eral Dimensions for 1543 Safety ValveInlet in �� (6.3 mm) diameter drain hole located 60 to the left when facing outlet.2. .25” (6.3 mm) diameter drain hole located 90 to the left when facing outlet.3. .25” (6.3 mm) diameter drain hole located 105 to the left when facing outlet.4. .25” (6.3 mm) diameter drain hole located 110 to the left when facing outlet. 2020 Baker Hughes Company. All rights reserved.Consolidated 1541/1543 Series Safety Valves Technical Specifications 7

Orifice CapacitiesASME B&PV Code Section I, for Saturated SteamBased at 3% overpressure or 2 psig(0.14 barg), whichever is greater,showing 90% actual capacity.OrificeDesignationOrifice 60193.05196.50199.94203.39206.848 Baker 088544Set 0275280285290295300GOrifice 9677668937010712872457362 2020 Baker Hughes Company. All rights reserved.

Orifice CapacitiesASME, B&PVC Code Section VIII, rating for Saturated SteamBased at 10% overpressure or 3 psig (0.21 barg), whichever is greater,showing 90% of actual capacity.OrificeDesignationOrifice 791793780828227837285188663880889539098Set 0275280285290295300GOrifice 295730063054 2020 Baker Hughes Company. All rights 69647089721473397464758977147839Consolidated 1541/1543 Series Safety Valves Technical Specifications 9

Orifice CapacitiesASME B&PV Code Section VIII, for AirBased at 10% overpressure or 3 psig (0.21 barg), whichever is greater,showing 90% of actual capacity.OrificeDesignationOrifice 27.52230.97234.42237.86241.3110 Baker .303Set PressurepsigGOrifice Capacityft3/min m3/min ft3/min m3/min ft3/min m3/min ft3/min m3/min ft3/min m3/min ft3/min 212.12215.34218.57221.80225.03228.26231.49234.71 2020 Baker Hughes Company. All rights reserved.

Orifice CapacitiesCapacities for Low Pressure ApplicationsASME non-code applicationsSaturated Steam, Non-Code Stamped ApplicationsBased at 3 psig (0.21 barg), overpressure, showing 90% of actual capacity.OrificeDesignationOrifice 78.303Set PressureOrifice 21Low Pressure Air, Non-Code Stamped ApplicationsBased at 3 psig (0.21 barg), overpressure,showing 90% of actual capacity.OrificeDesignationOrifice 78.303Set PressureOrifice Capacitypsigbargft /min m /min ft /min m /min ft /min m3/min ft3/min m3/min ft3/min m3/min ft3/min .412567.2440111.3565718.60333 2020 Baker Hughes Company. All rights reserved.33Consolidated 1541/1543 Series Safety Valves Technical Specifications 11

Valve Configuration CodeINTERCHANGEABILITY NUMBERDEVIATION FROM STANDARDTRIM MATERIALPRESSURE DESIGNORIFICEBONNET MATERIAL(BR BRONZE)VALVE TYPEINLET SIZE.50 - 1541 D .751543 E1.00- 21 3--*LP1FSPLP21.25GSPEC1.50H2.00JBR2.50Pressure Design1541 Standard ConnectionInlet ET 15 psig (1.03 barg)(1)D0.1100.710SET 36 psig (2.48 barg)(2)25.4E0.1961.265LP15 to 15 psig (0.34 to 1.03 barg)(3)1.2531.8F0.3071.981LP216 to 35 psig (1.10 to 2.41 63.5J1.2878.3031. D to G Orifice - Metal Seat and Soft Seat, H & J Orifice - SoftSeat.2. H & J Orifice - Metal Seat.3. D to J Orifice - Metal Seat and Soft Seat.1543 Standard ConnectionInlet Sizes12 Baker HughesPressure Rangein.mm.5012.7.75OrificeMaterial 55.0652.0050.8J1.2878.30322TrimStandard3Stainless Steel Trim 2020 Baker Hughes Company. All rights reserved.

Ordering a 1541 / 1543 Safety ValvePlease Specify:ExampleNumber of valves3Inlet size (MNPT).500” (12.70 mm)Type number of valve1543-D-3Set pressure100 psig (6.89 barg)Operating pressure80 psig (5.52 barg)Operating, relieving and design temperature325 F/339 F/400 F(163 C/171 C/204 C)Built-up back pressure5 psig (0.34 barg)Allowable overpressure3 percentOrifice sizeDRequired capacity530 PPHService (air, steam)SteamASME Boiler and Pressure CodesSection I - fired pressure vesselsASME Section ISection VIII - unfired pressure vessels-Trim (bronze, stainless)StainlessBonnet material (cast iron, bronze)Cast IronMaterial substitution-Accessories (spring coating)-Certification (for approval, for record)-Customer drawings (for approval, for record)for approvalNote any special needs- 2020 Baker Hughes Company. All rights reserved.Consolidated 1541/1543 Series Safety Valves Technical Specifications 13

Notes:14 Baker Hughes 2020 Baker Hughes Company. All rights reserved.

Notes: 2020 Baker Hughes Company. All rights reserved.Consolidated 1541/1543 Series Safety Valves Technical Specifications 15

Direct Sales Office LocationsAustraliaBrisbanePhone: 61-7-3001-4319PerthPhone: 61-8-6595-7018MelbournePhone: 61-3-8807-6002BrazilPhone: 55-19-2104-6900ChinaPhone: 86-10-5738-8888FranceCourbevoiePhone: 33-1-4904-9000IndiaMumbaiPhone: 91-22-8354790ItalyPhone: 39-081-7892-111SingaporePhone: 65-6861-6100JapanTokyoPhone: 81-03-6871-9008South AfricaPhone: 27-11-452-1550KoreaPhone: 82-2-2274-0748South & CentralAmerica and the CaribbeanPhone: 55-12-2134-1201MalaysiaPhone: 60-3-2161-03228SpainPhone: 34-935-877-605MexicoPhone: 52-55-3640-5060United Arab EmiratesPhone: 971-4-8991-777RussiaVeliky NovgorodPhone: 7-8162-55-7898United KingdomPhone: 44-7919-382-156MoscowPhone: 7-495-585-1276Saudi ArabiaPhone: 966-3-341-0278New DelhiPhone: 91-11-2-6164175United StatesHouston, TexasPhone: 1-713-966-3600Find the nearest local Channel Partner in your area:valves.bakerhughes.com/contact-usTech Field Support & Warranty:Phone: akerhughes.comCopyright 2020 Baker Hughes Company. All rights reserved. Baker Hughes provides this informationon an “as is” basis for general information purposes. Baker Hughes does not make any representation as to the accuracy or completeness of the information and makes no warranties of any kind,specific, implied or oral, to the fullest extent permissible by law, including those of merchantabilityand fitness for a particular purpose or use. Baker Hughes hereby disclaims any and all liability forany direct, indirect, consequential or special damages, claims for lost profits, or third party claimsarising from the use of the information, whether a claim is asserted in contract, tort, or otherwise.Baker Hughes reserves the right to make changes in specifications and features shown herein, ordiscontinue the product described at any time without notice or obligation. Contact your BakerHughes representative for the most current information. The Baker Hughes logo and Consolidatedare trademarks of Baker Hughes Company. Other company names and product names used in thisdocument are the registered trademarks or trademarks of their respective ghes.com

Spindle ASTM A108 1213 Carbon Steel 6 Spindle Assembly (G and H Orifice) Spindle Collar ASTM A582 416 Cond. T Stainless Steel Spindle ASTM A108 1213 Carbon Steel 7 Spring Washer ASTM A108 1213 Carbon Steel 8 Spring Alloy Steel 9 Cap Brass/Commercial Grade Brass 10 Compression Screw ASTM

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