污水综合排放标准ＧＢ8９78－1９９６1第一类污染物最高允许排放浓度单位:ｍｇ/l序号污染物最高允许排放浓度1总汞0.０52烷基汞不得检出3总镉０.１4总铬1．55六价铬０.56总砷0．57总铅1.08总镍1．09苯并(a)芘0.00００3１0总铍０.00５１１总银0.5１2总α放射性１Bq/L13总β放射性1０Ｂq/L表2第二类污染物最高允许排放浓度(１99７年1２月３１日之前建设的单位)单位:mg／L序号污染物适用范围一级标准二级标准三级标准1pＨ一切排污单位６～９6～96～92色度（稀释倍数)染料工业5０１８0-其他排污单位５080－3悬浮物(ＳＳ）采矿、选矿、选煤工业10030０-脉金选矿100500-边远地区砂金选矿100８00-硬指标是以统计数据为基础，把统计数据作为主要评价信息，通过硬指标信息的直接提取或硬指标计算公式，最终获得数量结果的业绩考评指标orequalto20mm,notmorethan4mm.7.3.9simmeringbendingproductionofsquaresteltubeextension,tousethewholetubebending.Interfaceifnecessary,theweldingpositionshouldbelocatedinthemiddleoftheverticalarm.7.3.10installexpansionjointsshouldbedone.Ifdesignisnotrequired,pipecompensatorlengthenshouldconformtotherequirementsinthefollowingtable:squarescalelengthδxisequalto1/2.Prestretchtolerance:casing+5mm,+10mm.7.3.1pipeform,location,spacingshallmetthedesignandspecifications.7.3.12pipingonbackorreturnpipeathigherlevelsoftheuppertoautomaticvalvetoinstalladrainvalvebelowthehorizontalparts.7.3.13supportsandhangersofchecksandthenumber1)hangerinstalledmustbecheckedbeforeinstallationofsupportsandhangerspartmodels,specificationsofspringssettingvalues,whetherthematerialsmettherequirementsofdrawingsanddocuments;2)supportsandhangersofmaterial,sizeandaccuracyshallconformtotheprovisionsofthedesigndrawings,materialtechnicalrequirementsshouldbeconsistentwithnationalstandards,industrystandardsandtechnicalrequirementsrelatedtothealloyspectrumreviewshouldbecarriedout;3)pipesupportsandhangerspartplantproductqualitycertificateforeachvariablespringsupports,constantsupporthangers,dampers,damperfunction,thereshouldbefactorycalibratedtestandperformancetestcopiesoftherecord.Ifnecessary,reviewshouldbe.城镇二级污水处理厂2０3０-其他排污单位7０200400甘蔗制糖、苎麻脱胶、湿法纤维板工业30100600甜菜制糖、酒精、味精、皮革、化纤浆粕工业301506０0城镇二级污水处理厂2030-其他排污单位３060３0０甜菜制糖、焦化、合成脂肪酸、湿法纤维板、染料、洗毛、有机磷农药工业100200１000味精、酒精、医药原料药、生物制药、苎麻脱胶、皮革、化纤浆粕工业１0０300１0０石油化工工业(包括石油炼制)100１５0５0０城镇二级污水处理厂6０120－其他排污单位1０01505006石油类一切排污单位101０307动植物油一切排污单位20201００8挥发酚一切排污单位０.50.52.0电影洗片(铁氰化合物)0.55.０5．0其他排污单位0.50.5１．01０硫化物一切排污单位1.01.0２.0医药原料药、染料、石油化工工业1５50-其他排污单位1525-1２氟化物黄磷工业1０2020低氟地区(水体含氟量<0.5mｇ/L)10２030其它排污单位10102０.硬指标是以统计数据为基础，把统计数据作为主要评价信息，通过硬指标信息的直接提取或硬指标计算公式，最终获得数量结果的业绩考评指标orequalto20mm,notmorethan4mm.7.3.9simmeringbendingproductionofsquaresteltubeextension,tousethewholetubebending.Interfaceifnecessary,theweldingpositionshouldbelocatedinthemiddleoftheverticalarm.7.3.10installexpansionjointsshouldbedone.Ifdesignisnotrequired,pipecompensatorlengthenshouldconformtotherequirementsinthefollowingtable:squarescalelengthδxisequalto1/2.Prestretchtolerance:casing+5mm,+10mm.7.3.1pipeform,location,spacingshallmetthedesignandspecifications.7.3.12pipingonbackorreturnpipeathigherlevelsoftheuppertoautomaticvalvetoinstalladrainvalvebelowthehorizontalparts.7.3.13supportsandhangersofchecksandthenumber1)hangerinstalledmustbecheckedbeforeinstallationofsupportsandhangerspartmodels,specificationsofspringssettingvalues,whetherthematerialsmettherequirementsofdrawingsanddocuments;2)supportsandhangersofmaterial,sizeandaccuracyshallconformtotheprovisionsofthedesigndrawings,materialtechnicalrequirementsshouldbeconsistentwithnationalstandards,industrystandardsandtechnicalrequirementsrelatedtothealloyspectrumreviewshouldbecarriedout;3)pipesupportsandhangerspartplantproductqualitycertificateforeachvariablespringsupports,constantsupporthangers,dampers,damperfunction,thereshouldbefactorycalibratedtestandperformancetestcopiesoftherecord.Ifnecessary,reviewshouldbe
