阿法拉伐-潔凈管道alfalaval

1、 Alfa Laval - Sales Presentation Sanitary EquipmentSlide 1ALFALAVALTube&Fittging ZhengAlfa Laval, ESE Alfa Laval - Sales Presentation Sanitary EquipmentSlide 3AgendaBasicsPiping SystemKnow How-F.A.BBasics Alfa Laval - Sales Presentation Sanitary EquipmentSlide Alfa Laval - Sales Presentation San

2、itary EquipmentSlide 5Water System BPW System Basics Alfa Laval - Sales Presentation Sanitary EquipmentSlide WFI System Basics Alfa Laval - Sales Presentation Sanitary EquipmentSlide Piping System Alfa Laval - Sales Presentation Sanitary EquipmentSlide Installation Material-Piping System Alfa Laval

3、- Sales Presentation Sanitary EquipmentSlide 9Alfa Laval ISO 2037 TubesAlfa Laval Tri-Clover BioPharm ISO 2037 TubesAlfa Laval BioPharm ASME BPETubesSurface finish Ramax (m)ID0.80.5PL-0.4PM0.5PL-0.4PMOD1.0(welding 1.6)1.00.8Material1.4307 (304L), 1.4404, (316L)1.4307 (304L), 1.4404, (316L)ASTM 270S2

4、, (316L)TraceabilityMTRMTR Alfa Laval - Sales Presentation Sanitary EquipmentSlide 10Hygienic design Piping SystemShear forces (velocity)Surface finishDrainability/slopeDead legs/Pockets/crevicesConnections(Material) Alfa Laval - Sales Presentation Sanitary EquipmentSlide 11Re - ReynoldsRe = vd/=VD/

5、: Fluid density (kg/m3)V: Fluid velocity (m/s)D: Pipe diameter (m): dynamic viscosity (kg/ms)v: kinematic viscosity (m2/s)Water 20C: v = 1,0*10-6Water 80C: v = 0,365*10-6Ex. Re (water 20 C) = 0,3*15*103 = 4 500 (V=0,3 m/s; D=15 mm)Ex. Re (water 80 C) = 0,3*15/0,365*103 = 12 329 (V=0,3 m/s; D=15 mm)H

6、owever, recommended velocity is min. 1,5 m/s in piping to secure complete coverage and cleaning (surface shear forces) 推薦流速最小為1.5 m/s 保證完全覆蓋和清洗（表面剪切力）Laminar R Alfa Laval - Sales Presentation Sanitary EquipmentSlide 12Ra-value (Roughness average) Ra值Avg. dev.RaMaterial surfacesMeanAvg. dev.RaIdentic

7、al Ra-value Identical surface相同相同Ra 相同表面處理Ra-valuethe average roughness is the area between the roughness profile and its center line divided by the evaluation length (normally five sample lengths with each sample length equal to one cutoff):Measured with a profilometer 表面光潔度儀來測量 Alfa Laval - Sales

8、Presentation Sanitary EquipmentSlide 13Surface finish measurements 表面拋光度量 Ra - specifies the result (or a measurement) Ra-度量結(jié)果 Grit - specifies the method (or the size of the polishing grains) Grit-度量方式 These measurements gives an indication of the surface quality but does not really tell how smooth

9、 the surfaces really are. 這些度量給出表面質(zhì)量的指標，但并不代表真實的表面 如何光滑 Alfa Laval - Sales Presentation Sanitary EquipmentSlide 14Grit and Ra 粒度和Ra值Correlations between Grit and Ra values: 之間的關(guān)聯(lián)對照Ra (m)Ra ( inch)Grit0.145000.3123200.4162400.5201800.8321501.0-1.540- Alfa Laval - Sales Presentation Sanitary Equipment

10、Slide 15Surface finishes 表面處理These three surfaces all have the same Ra. 這三種表面有相同的Ra值Surface Roughness Alfa Laval - Sales Presentation Sanitary EquipmentSlide Alfa Laval - Sales Presentation Sanitary EquipmentSlide 17Surface Finishes (sheet material)表面處理結(jié)果A) Rolled and pickled Ra1 mD) Electropolished

11、 (A) surface Ra0,1 mB) Polished Ra0,9 mC) Polished Ra50C Prevented by annealing Intercrystallinic corrosion Development of Chrome-carbides at the heat-effected zone Prevented by heat treatment Prevented by low carbon SS (L=low Carbon) 0.03% yes yes no yes no yes yes yes no no no noApplication tubesC

12、onstruction (round oval tube)Transport applicationDecoration (ornamental tube)Pressure 0,5 barTemp 0,5 barTemp 50CEN 10217-7 annealedASTM A312 annealedDIN 11850 BC H2 annealedDIN 11850 H3 DIN 11866 A/B/C H3, H4, H5ASTM A270/269 ASME BPE SFT1/SFT4DIN 11850 BC H3 EHEDG annealedASTM A270 3A annealed 30

13、4L 316L1.4307 1.4404 304 304L 316 316L 1.4301 1.4307 1.4401 1.4404 No yes no no yes yesResistance against : Pit corrosionStress corrosionIntergranular corrosionIndustrialFoodPharmaEN 10296-2 unannealedMaterial choiceIncluding CIP/SIPEN10217-7 unannealedDIN 11850 CC U Alfa Laval - Sales Presentation

14、Sanitary EquipmentSlide 38How to select material?DIN 11866:2003-01 Material GradeChemical Composition in % by massMaterial NumberStandardCSiMnPSNCrNiMo1.4307DIN-EN 10088-1 0,030 1,00 2,000,045 0,015 0,1117,50 - 19,508,00 - 10,0000,001.4404DIN-EN 10088-1 0,030 1,00 2,000,045 0,015 0,1116,50 - 18,5010

15、,00 - 13,002,00 - 2,501.4435DIN-EN 10088-1 0,030 1,00 2,000,045 0,015 0,1117,00 - 19,0012,50 - 15,002,50 - 3,00316L1) ASTM A 269/ A 270 0,035 0,75 2,000,04 0,030N/A 16,00 - 18,0010,00 - 15,002,00 - 3,00316L1) 2)ASME BPE/ ASTM A270 S2 0,035 0,075 2,000,040,005 - 0,017N/A 16,00 - 18,0010,00 - 15,002,0

16、0 - 3,001) UNS designation S316032) In accordance to ASTM A 270 supplementary requirements S2 for Pharmaceutical quality 1.4307-Molybdenum Alfa Laval - Sales Presentation Sanitary EquipmentSlide 39If without Molybdenum Breach in passivated layer due to the presents of chloride- fluor or jodiumions P

17、revented by addition of 2 to 3% M1.4404 VS ASTM 270 S2ISO 2037 VS ASME BPE Alfa Laval - Sales Presentation Sanitary EquipmentSlide Alfa Laval - Sales Presentation Sanitary EquipmentSlide 41Sulphur Content 硫含量 A low sulphur content (0,0% - 0,005%) gives a wide weld pool and it is difficult to get a f

18、ull penetration of the base material.A high sulphur content (0,020% - 0,030%) gives micron-size pits after electropolishing and can cause pitting corrosion (Sulphur and Manganese form manganese sulphide inclusions)Sulphur Content 硫含量For these orbital welds on 316L tubing, the electrode is centred on

19、 the weld joint. The weld on the left is 0.008 percent to 0.008 percent sulphur with a symmetrical weld puddle. The weld on the right is 0.002 percent sulphur (top) to 0.014 percent sulphur. The weld pool is shifted toward the low-sulphur heat, resulting in an asymmetrical weld bead. Alfa Laval - Sa

20、les Presentation Sanitary EquipmentSlide 43Orbital Welding Criteria標準Weld Criteria according to ASME BPE (visual inspection/borescope)焊接標準符合ASME BPE （目測和管道內(nèi)窺鏡檢查）Misalignment未對準OD Concavity外徑凹陷ID Concavity內(nèi)徑凹陷Lack of Penetration未焊透Excessive Penetration/ Convexity過于焊透Lack of Purge缺少清潔Weld bead alignme

21、nt珠狀排列Discoloration變色Discontinuities, e.g. cracks, voids, porosity etc.不連續(xù)如裂紋、空洞和孔Tack welds點焊 Alfa Laval - Sales Presentation Sanitary EquipmentSlide 44ASME BPE-a-2004 Addenda to ASME BPE-SUS/AISI/GB Alfa Laval - Sales Presentation Sanitary EquipmentSlide Alfa Laval - Sales Presentation Sanitary Eq

22、uipmentSlide 46Welding basicsDiscolouration / Oxidation 變色/氧化AWS D18.1:1999Specification for welding of austenitic stainless steel tube and pipe systems in sanitary (hygienic) applications Amount of oxygen in ppm in the backing gas per sampleNo. 1 10No. 3 50No. 5 200No. 7 1 000No. 9 12 500No. 2 25No

23、. 4 100No. 6 500No. 8 5 000No. 10 25 000Unacceptable不合格不合格Acceptable接受接受 Alfa Laval - Sales Presentation Sanitary EquipmentSlide 47Weld Log焊接記錄Orbital welding machines can log gas type, gas flow rate, tungsten electrode type, tungsten electrode grind angle, and filler materials for each welding proc

24、edure 自動焊機可以記錄氣體類型, 氣體流量,鎢電極類型,鎢電極磨角,填充材料Enclosed orbital welding presentationWeld Alfa Laval - Sales Presentation Sanitary EquipmentSlide 48Welding basicsStainless steel material for welding用于焊接的不銹鋼材料Low sulphurHigh sulphur L steel (ex. 316L) with low carbon level C 0,035 wt. %,compared to “non L”

25、steel (ex 316) C 0,080 wt. % Minimise the risk for the development of chromium carbide and thus minimise intergranular corrosion Controlled sulphur content, 0,005-0,017 wt.%, according to ASTM A270 S2. A low sulphur content gives a wide weld zone A high sulphur content develops manganese sulphide in

26、clusions which gives micron-size pits after polishing and can cause pitting Alfa Laval - Sales Presentation Sanitary EquipmentSlide 49Welding Manual vs. Automatic手工和自動焊接比較Orbital welds gives more uniform welds (electrode travel speed, welding current, pulse times)自動軌道焊接能夠確保焊接的一致性（電極移動速度、焊接電流、脈沖）ASME

27、 BPE 2005MJ-3.2 Welds Used in the As-Welded Condition. Every effort shall be made to use an automatic or machine welding process. The owner/user and contractor shall agree that the welding process selected will provide the desired results.每個點盡可能用自動焊接.用戶或工程公司要在采用何種焊接和期望結(jié)果要一致 ALFA LAVAL VS CompetitorL

28、ASER VS TIGLaser weld uses higher heat concentration: Creates a deep narrow weld. Makes a smaller heat affected zone. Result is a more corrosion resistant ALFA LAVAL VS CompetitorLASER VS TIGAdditional Advantages Of Laser Welding: Minimal Distortion. Straighter Weld. Greater Strength and Ductility.F

29、iner Grain SRouging紅銹現(xiàn)象Rouge is an iron rich product consisting of small particles that accumulates preferentially along the water line, in turbulent areas or on PTFE parts.紅銹是水路中由富鐵物質(zhì)組成的小粒子的在湍流區(qū)域或PTFE部件上的聚集The formation of rouge is promoted by elevated temperatures above 60C.在60C以上加劇紅銹的形成Rouge is not considered as critical for water quality (Pharmacopeias) but may represent a potential risk of particulate contamination of product solutions.藥典中沒有考慮紅