iso-ansi-api泵标准比较

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1、ProcessPumpStandards(ISO-ANSI-API)ISO9905ISO5199ISO9908ANSI/ASMEAPI61010thClass1Class2Class3B73.1(ISO13709)PumpsselectionsApplicationcriteria5%HeadGrowthNotSpecifiedNotSpecifiedNotSpecified5%HeadGrowthNPSHmargin0.5m0.5m0.5mNotSpecifiedNotSpecifiedDesign600Psig(OH2/OH3)DesignPressure

2、NotSpecified16Bar6Bar275Psig740Psig(BB2/BB3)CriticalSpeedMargin>20%>10%>10%>20%±10%ofoperatingrangeAboveMaxRPMISO1940G2.5BalancingRequiredISO1940G6.3ISO1940G6.3NotSpecifiedISO1940G6.3G1.0Unfiltered=3.05mm/sVibrationLimitsCL<225mmCL>225mm6.35mm/s(0.25in/s)(0.12in/s).Filtered=2.03mm/s

3、(0.08in/s)N<1800rpm2.8mm/s(0.11in/s)4.5mm/s(0.18in/s)1800

4、equiredNotRequiredNotRequiredYesFitsPages:1off4CaseBoltingSizeM12(1/2in)minM12(1/2in)minNotSpecifiedNotSpecifiedNotSpecified¾”SocketweldDrainConnectionSizeNotSpecifiedNotSpecifiedNotSpecified1/2＂NPTminGaugeConnectionNotSpecifiedNotSpecifiedNotSpecified1/4＂NPTmin½”NPTminSizeImpellerS

5、elfTightening/KeySelfTightening/KeyMountingSelfTighteningSelfTighteningKeyDrivenOnlyDrivenDrivenDryShaftMountingNotSpecifiedYes.wSleeveNotSpecifiedYesNotRequiredAuxiliaryPipingMinPipeo.d.15mm(0.59in)10mm(0.39in)NotSpecifiedNotSpecified1/2"NPT15mmDitch<50mmMinConnectionSizeNotSpecif

6、iedNotSpecifiedNotSpecified1/2”NPT20mmDitch>60mmWearRingsHardnessDiff50BHNor>400BHNNoneNotSpecifiedNotSpecified50BHNor>400BHNSpecified(0.25-RingClearancesNotSpecifiedNotSpecifiedNotSpecifiedCharted.Min0.25mm0.43mm)ShaftsSleeves-3-3-3MaxSleeveFinish0.8×10mm(32rms)0.8×10mm(32rms)NotS

7、pecified0.8×10mm(32rms)-3-3-3-3-3MaxShaftDeflection50×10mm(0.002in)50×10mm(0.002in)50×10mm(0.002in)50×10mm(0.002in)50×10mm(0.002in)-3-3-350×10mm.d<50mm50×10mm.d<50mm50×10mm.d<50mm-3-3-380×10mm.80×10mm.80×10mm.-3-3MaxSleeveRunout50×10mm(0.002in)50×10mm(0.002in)50

8、80mm-3-3-3100×10mm.