博格曼机封材质说明

Table ofMaterialsMaterial codeDescriptionBURGMANN1)E N12756Material codeDescriptionBURGMANN1)E N12756Material codeDescriptionBURGMANN1)E N12756Face Materials (Item 1/2)Synthetic Carbons̈A Buko 03Carbon graphite,antimony impreg.̈BBuko 1Carbon graphite, resin impreg.approved for foodstuffsB3Buko 02Carbon graphite, resin impreg.B5Buko 34Carbon, resin bondedCBuko 22Electrographite, antimony impreg.MetallëEBume 20Cr-Steel G Bume 17CrNiMo-Steel̈SBume 5Special cast CrMo-Steel T 41Bube 2811.4462 DLC-coatedCarbidesU =Tungsten carbides̈U 1Buka 1 brazed Tungsten carbide, Co-binder ̈U 2Buka 16 solid Tungsten carbide, Ni-binder ̈U 22Buka 16shrunk-in Tungsten carbide, Ni-binder U 3Buka 15 solid Tungsten carbide, NiCrMo-binder U 37Buka 15shrunk-in Tungsten carbide, NiCrMo-binder U 7Buka 17 solid Tungsten carbide, binder-freeQ = Silicon carbides̈Q 1Buka 22 solid SiC, silicon carbide, sinteredpressureless̈Q 12Buka 22shrunk-in SiC, sintered pressureless ̈Q 2Buka 20 solid SiC-Si, reaction bonded ̈Q 22Buka 20shrunk-in SiC-Si, reaction bonded Q 3Buka 30solid SiC-C-Si, carbon silicon impr.Q 32Buka 30shrunk-in SiC-C-Si, carbon silicon impr.Q 4Buka 24 solid C-SiC, carbon surface silicated Q 19Buka 221SiC, DLC-coatedMetal Oxides (Ceramics)̈VBuke 5Al-Oxide >99%V 2Buke 3Al-Oxide >96%XBuke 8Steatite (Magnesia silicate)Plastics̈Y 1Buku 2PTFE, glassfibre reinforced Y 2Buku 3PTFE, carbon reinforcedSecondary Seal Components (Item 3)Elastomers, not wrappedB B Butyl rubber (IIR 2))̈E E Ethylene propylene rubber (EPDM 2)), e.g. Nordel ®K K Perfluorocarbon rubber (FFKM 2)),e.g. Kalrez ®Chemraz ®, Simriz ®NN Chloroprene rubber (CR 2)e.g. Neopren ®̈PP Nitrile-butadiene-rubber (NBR 2)) e.g. Perbunan ®SS Silicone rubber (MVQ 2)),e.g. Silopren ®̈VV Fluorcarbon rubber (FKM 2)),e.g.Viton ®Elastomers, wrapped̈M 1TTV FKM, double PTF wrapped ̈M 2TTE EPDM, double PTF wrapped M 3TTS MVQ, double PTFE wrapped M 4TTN CR, double PTF wrapped M 5FEP FKM, FEP-wrappedM 7TTV/TFKM, double PTFE wrapped/PTFE, solidDiffering MaterialsU 1K/TPerfluorocarbon rubber/PTFENon-ElastomersG Statotherm ®Pure graphiteT T PTFE (Polytetrafluorethylene)T 2T2PTFE, glassfibre reinforced T 3T3PTFE, carbon reinforcedtT 12T12PTFE, carbon-graphite reinforced Y 1Burasil ®-UStatic seal, non-asbestosSpring and Construction Mat.(Item 4/5)Spring Materials̈G 1.4571CrNiMo-steel̈MHast. C4Hastelloy ®C-4 (2.4610)Nickel-base alloyConstruction MaterialsDSt C-steel ̈E1.4122Cr-steel F 1.4301CrNi-steel F 1.4308CrNi-cast steel F 1 1.4313special CrNi-cast steel ̈G 1.4401CrNiMo-steel ̈G 1.4571CrNiMo-steel G 1.4581CrNiMo-cast steel ̈G 1 1.4462CrNiMo-steel G 2 1.4439CrNiMo-steel G 3 1.4539NiCrMo-steel M = Nickel-base alloy ̈M Hast. C4Hastelloy ®C-4 (2.4610)M 1Hast. B2Hastelloy ®B-2 (2.4617)M 3Carp.Carpenter ®20 Cb3 (2.4660)M 4Monel K500Monel ®alloy K500 (2.4375)M 5Hast. C-276Hastelloy ®C-276 (2.4819)M 6Incon. 718Inconel ®718 (2.4819)T = Other materials T 1 1.4505CrNiMoCuNb-steel T 2Titan Pure titanium (3.7035)T 3Incon. 625Inconel ®625 (2.4856)T 4Carp. 42Carpenter ®42 (1.3917)T 5Incon. 800Incoloy ®800 (1.4876)Legend for seal selection by media (starting page 3)̈ Preferred materials1)Standard following EN 12756, Dec. 20002)Shortway acc. to ISO 1629, Nov. 2004Notes on the medium (2)G = Mixture/group N = Natural product ®= Trade mark S = Collective term V= ImpuritiesConcentration (3)–= “any“< 10= less than 10 weigth %ϳ10= approx. 10%F10= Solids up to 10%L = Defined solution < L = Unsaturated solution > L = Supersaturated sol.Sch = MeltSus= SuspensionTemperature (4)< 100= less than 100 °C > F = > Solidifying temp.> K = > Crystallizationtemperature< Kp =< Boiling temperature > Pp => Pour point TG =< Material tempera-ture limitArrangem.of shaft seal (5)S = Single mechanical seal S1= Internal arrangement S2= External arrangement S3= Internal arrangement with rotating counter ringD = Dual mechanical seal D1= Back-to-back D2= TandemD3= Face-to-faceQ = QuenchQ1= Without throttle bushingQ2= With throttle bushingQ3= With auxiliary sealAuxiliary piping (6)00= None (“dead end“)01= Internal circulation 02= Connection from pump case 08= Supply of external fluid 08a = Flushing 08b = Quench (static)09= Throughflowingquench or buffer fluid 10= Circulating quenchor buffer fluid,pressureless11= Same as 10, butpressurized 12= Pressure transmitterAuxiliary measures (7)D = Steam quench(H), H = Heating (if necessary)kD = Conical stuffing boxSS = Splash guardSW = Replacement ofbuffer mediumQW = Replacement ofquench mediumThE = Thermal bufferMechanical seal type on product side (8)1= With elastomer O-rings, rotating springs in contact with the product 2= same as 1 but springs not in contact with the product 3= same as 2 butstationary springs 4= same as 2 but metal-free on product side5= with elastomer bellows 6= with metal bellows X = special design Material selection (9)For designations acc. to EN 12756see table of materials.Health hazard warnings (10)A = Corrosive C = Carcinogenic C1= Proven in humans C2= Proven in animal experiments C3= Suspected for good reason G = Toxic H = Skin resorption R = Irritant S = Sensitization X = Moderately toxic 1= Vapour pressure/gas2= Corrosion 3= Exclusion of air 4= Lubricating properties 5= Icing risk 6= Leakage7= Readily flammable 8= Flame-promoting 9= Potentially explosive 0= Insufficient informationTLV (11)a fig.= TLV in ppm mg = TLV in mg/m 3#= mg/m 3of base substance *= No TLV because it is dearly carcinogenicNormal cond. (12)ga = Gaseous fe = Solid fl = Liquid kr = Crystalline pa= ViscousMelting point (14)K...= Efflorescence temperatureS...= Sublimation temperature ...%= Values for ...%aqueous solutionBoiling point (15)A...= Boiling point of the azeotrope Z = Decomposition temperature(...)= Reference pressure in mbar...%= Values for ...%aqueous solutionDensity (g/cm 3) (16)(+)= Heavier then air (–)= Lighter than air(...)= Reference temp. in °C A...= Density of the azeotrope at ...%...%= Values for ...%aqueous solutionSolubility in water (13)(...)= Deviating reference temperature–= Solubility decrease with rising temperature++= Solubility increases greatly with rise in temperature sll = Soluble in less than 1 part water ll = Soluble in 1 –10 parts water l = Soluble in 10– 30 parts water wl = Soluble in 30– 100 parts water sl = Soluble in 100– 1000 parts water ssl = Soluble in 1000– 10000 parts water unl= Soluble in more than 10000 parts water。