UL94(實驗室燃燒測試方法）.pdf 可靠性文档 可靠性资料 08年10月23日 编辑 lcs9719 取消关注 关注 私信 UL94(實驗室燃燒測試方法）.pdf [url=https://www.kekaoxing.com/club/thread-2107-1-1.html]UL94-1998中英文版[/url] 给TA打赏 共{{data.count}}人 人已打赏
mengtel lv3lv3 16年5月19日 [quote][url=pid=99220&ptid=4373]leisd发表于2012-3-216:27[/url] 我司做adaptor，沒有專門的燃燒測試設備。 為防供應商亂用料，只得用附件的辦法測試。 大家見笑了！ [/quote] 给楼上点个赞，虽然过去很长时间了。
yeh lv6lv6 08年10月24日 Conditioning 1SpecimensaretobepreconditionedinaccordancewithASTMD618(ISO291)at23±2Cand50±5percentrelativehumidityforaminimumof48hours. 2Specimensforcertaintestsaretobepreconditionedinanair-circulatingovenfor168hoursat70±1Candthencooledinthedesiccatorforatleast4hoursatroomtemperature,priortotesting. 3Onceremovedfromthedesiccator,specimensshallbetestedwithin30minutes. 4Allspecimensaretobetestedinalaboratoryatmosphereof15–35Cand45–75percentrelativehumidity. 5Cottonshallbeconditionedinthedesiccatorforatleast24hourspriortouse. 6Onceremovedfromthedesiccator,thecottonshallbeusedwithin30minutes HorizontalBurningTest;HB(ASTMD635,D4804,IEC707,orISO1210) Testcriteria 1AmaterialshallbeclassifiedHBwhentestedasdescribedin7.2.1–7.5.10. 2AmaterialclassedHBshall a)Nothaveaburningrateexceeding40mmperminuteovera75mmspanforspecimenshavingathicknessof3.0–13mm,or b)Nothaveaburningrateexceeding75mmperminuteovera75mmforspecimenshavingathicknesslessthan3.0mm,or c)Ceasetoburnbeforethe100mmreferencemark.See7.5.1and7.5.9. 3AmaterialclassifiedHBinthe3.0+0.2mmthicknessshallautomaticallybeclassedHBdowntoa1.5mmminimumthicknesswithoutadditionaltesting. 4Ifonlyonespecimenfromasetofthreespecimensdoesnotcomplywiththeequirements,anothersetofthreespecimensistobetested.AllspecimensfromthissecondsetshallcomplywiththerequirementsinorderforthematerialinthatthicknesstobeclassifiedHB.
谢谢分享，这个标准可以参考来做的
[quote][url=pid=99220&ptid=4373]leisd发表于2012-3-216:27[/url]
我司做adaptor，沒有專門的燃燒測試設備。
為防供應商亂用料，只得用附件的辦法測試。
大家見笑了！
[/quote]
给楼上点个赞，虽然过去很长时间了。
我司做adaptor，沒有專門的燃燒測試設備。
為防供應商亂用料，只得用附件的辦法測試。
大家見笑了！
如有電源廠機構同行請多指教我，謝謝！
很好，正在找呢
就是燃烧等级啊!
这个对样品的形状和燃烧灯具有要求的！
真是个好东西，可就是N文啊？:funk::funk::funk::funk:
都是英文啊？汗…………看不懂啊
Conditioning
1SpecimensaretobepreconditionedinaccordancewithASTMD618(ISO291)at23±2Cand50±5percentrelativehumidityforaminimumof48hours.
2Specimensforcertaintestsaretobepreconditionedinanair-circulatingovenfor168hoursat70±1Candthencooledinthedesiccatorforatleast4hoursatroomtemperature,priortotesting.
3Onceremovedfromthedesiccator,specimensshallbetestedwithin30minutes.
4Allspecimensaretobetestedinalaboratoryatmosphereof15–35Cand45–75percentrelativehumidity.
5Cottonshallbeconditionedinthedesiccatorforatleast24hourspriortouse.
6Onceremovedfromthedesiccator,thecottonshallbeusedwithin30minutes
HorizontalBurningTest;HB(ASTMD635,D4804,IEC707,orISO1210)
Testcriteria
1AmaterialshallbeclassifiedHBwhentestedasdescribedin7.2.1–7.5.10.
2AmaterialclassedHBshall
a)Nothaveaburningrateexceeding40mmperminuteovera75mmspanforspecimenshavingathicknessof3.0–13mm,or
b)Nothaveaburningrateexceeding75mmperminuteovera75mmforspecimenshavingathicknesslessthan3.0mm,or
c)Ceasetoburnbeforethe100mmreferencemark.See7.5.1and7.5.9.
3AmaterialclassifiedHBinthe3.0+0.2mmthicknessshallautomaticallybeclassedHBdowntoa1.5mmminimumthicknesswithoutadditionaltesting.
4Ifonlyonespecimenfromasetofthreespecimensdoesnotcomplywiththeequirements,anothersetofthreespecimensistobetested.AllspecimensfromthissecondsetshallcomplywiththerequirementsinorderforthematerialinthatthicknesstobeclassifiedHB.