Fedexreliabilitytest.
1.DROPTEST
a.Performedonafreefalldroptester*.Packageisdroppedontoaflat,firm,non-yieldingsteelbase.
b.Thedropheightvarieswithweightanddroporientation,andshallbeasfollows:
1.thedropheightforpackagesweighingbetween1-75poundsis30inchesonalldroporientations.
2.thedropheightforpackagesweighingbetween76-100poundsis24inches,exceptthebottomdrop;thedropheightforthebottomdropis30inches.
3.thedropheightforpackagesweighingbetween101-150poundsis12inches,exceptthebottomdrop;thedropheightforthebottomdropis24inches
.c.Totaloftendropsareconductedasfollows:
1.bottomcornerdiagonallyoppositethemanufacturer°Osjoin
2.shortestedgeradiatingfromthatcorner
3.mediumedgeradiatingfromthatcorner
4.longestedgeradiatingfromthatcorner
5.flatononeofthesmallestfaces
6.flatontheoppositesmallface
7.flatononeofthemediumfaces
8.flatontheoppositemediumface
9.flatononeofthelargestfacesDropTester
10.flatontheoppositelargeface.
d.Thepackageanditscontentsareinspected.Anydamageanddete
riorationarerecordedafterthetest.If
thereappearstobenodamagetotheproduct,theCompressionand/orVibrationTestisproceeded.
*Computer-aideddataacquisitionandanalysisareavailablewhenrequested.
2.COMPRESSIONTEST
a.Performedonadynamiccompressiontesterequippedwithcomputerizedcontrolsystem.
b.Calculatethecompressionloadusingthefollowingformula:
3CompressionLoad(lbf)=0.007(lb/in)x[108(in)(R)H(in)]xL(in)xW(in)xF
where:
0.007=averagedensityoffreight(pounds/cubicinch),or12lb/ft,
108in=maximumheightofstackintransitvehicleinches,
H=heightofshippingunitinches,
L=lengthofshippingunitinches,
W=widthofshippingunitinches,
F=afactortoaccountforhumidity,timeandstackingpattern.
3.VIBRATIONTEST
隐藏内容需要付费才可以看见
