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1、潔凈管道酸洗鈍化規(guī)程Sanitarypipingcleaningandpassivationprocedure潔凈管道酸洗、鈍化規(guī)程1.Purpose目的Thisprocedureistodefinethechemicalcleaningandpassivationmethodandprocedureofsanitarystainlesssteel(304/316L)equipmentandpipingsystem.明確潔凈不銹鋼（304/316L材質(zhì)）管道或設(shè)備系統(tǒng)的酸洗鈍化方法和步驟。2.Scope范圍Thesite304/16Lst
2、ainlesssteelequipment,pipelinepicklingpassivationandmobileorassemblyequipmentpicklingpassivation現(xiàn)場(chǎng)304/316L不銹鋼設(shè)備、管道酸洗鈍化與移動(dòng)或組裝設(shè)備的酸洗鈍化。3.Responsibilities職責(zé)3.1Thesiteoperatorsshouldcarryoutthepicklingandpassivationof304/316Lstainlesssteelpipingorequipmentperthisprocedure.現(xiàn)場(chǎng)操作
3、人員應(yīng)按照本規(guī)程進(jìn)行304/316L不銹鋼管道或設(shè)備的酸洗、鈍化。3.2Thesiteprojectmangerisresponsibleforsubmittingthisproceduretotheownerforapprovalandputtingitintoeffect.現(xiàn)場(chǎng)施工經(jīng)理負(fù)責(zé)將本規(guī)程提交業(yè)主審核批準(zhǔn)后實(shí)施。3.3Thesitesafetypersonnelshouldcheckifallthenecessarysafetyandprotectionmeasuresarereadybeforepicklingandpass
4、ivation,andkeepsupervisingduringtheprocess.現(xiàn)場(chǎng)安全人員應(yīng)在系統(tǒng)酸洗、鈍化進(jìn)行前，檢查所有必要的防護(hù)和安全措施已具備，并在實(shí)施過程中保持監(jiān)督。4.Materialsandequipments使用的材料和設(shè)備Stainlesssteelpipingorequipmentpickling,passivationneedthefollowingmaterials:不銹鋼管道或設(shè)備的酸洗、鈍化需要用到以下材料：4.1Pipingflushingliquid:管道沖洗液：4.2Chemicalreagent
5、forpassivation:鈍化用化學(xué)試劑：5.Procedure操作步驟：5.1Isolation–Isolatethesystemtobepassivatedfromtheequipmentsandinstrumentsthatcan’tbepassivated（suchasflowmeter）.Listtheseequipmentsandinstruments,andgiveittotheownerforsignatureandconfirmation.Allofthewaterusepoints,outlet,drains,an
6、ddeadlegshouldhavehandvalvesinproperpositions.Removeanycomponentfromthesystemthatisnotcompatiblewithpassivationsolutions.Isolatingvalvesshouldbeinstalledattheendsofinletandreturnwaterhoses,andatanyotherplacesanticipatedtohavebreakingpointsinthesystem.隔離——將需要進(jìn)行酸洗鈍化的系統(tǒng)與不能進(jìn)行
7、酸洗鈍化的設(shè)備、儀表等隔離開（如流量計(jì)等），并列出明細(xì)，請(qǐng)業(yè)主簽字確認(rèn)。所有的用水點(diǎn)、出水點(diǎn)、排污點(diǎn)和單流管在適當(dāng)?shù)奈恢靡惺謩?dòng)閥。移除任何不適合酸洗鈍化的部件。進(jìn)水回水軟管上以及系統(tǒng)中任何可能有斷點(diǎn)處需安裝隔離閥。5.2Installation–Connecttheentiresystemintoacirculationloopbycirculatingpump,watersupplypump,andhoses.安裝——使用循環(huán)泵、供水泵、軟管等連接件，將整個(gè)系統(tǒng)連接成一個(gè)循環(huán)回路。5.3Feedwater–Startthewaters
8、upplypump,andfeeddeionizedwatertothesupplytankuntilthereissufficientbackflowinthesystem.Continue
