ZB J 88002.2-1988 除尘器 性能测试方法
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来源:标准资料网
基本信息
标准名称: | 除尘器 性能测试方法 |
中标分类: |
机械 >>
通用机械与设备 >>
环境保护设备 |
发布日期: | |
实施日期: | 1991-01-01 |
首发日期: | |
作废日期: | |
出版日期: | |
适用范围
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前言
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目录
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引用标准
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所属分类: 机械 通用机械与设备 环境保护设备
Product Code:SAE AMS3901/5
Title:Roving, Organic Fiber (Para-Aramid), High Modulus, 7100 Denier, (7900 d tex), 0.6% Finish
Issuing Committee:Ams P Polymeric Materials Committee
Scope:This specification covers one type of organic fiber in the form of roving. The product shall be formed as five ends of 1420 denier (1580 d tex) yarn (AMS3901/4) collected into an approximately parallel arrangement without twist.Organic 7100 denier (7900 d tex) roving with 450 ksi (3103 MPa) or 21.0 g/d minimum tensile strength and 17.5 Msi (121 GPa) or 900 g/d minimum tensile modulus for use in filament winding requiring high tensile strength and high modulus of elasticity in tension.【英文标准名称】:StandardTestMethodforDroppingPointofWaxes
【原文标准名称】:石蜡滴点的标准试验方法
【标准号】:ASTMD3954-1994(2004)
【标准状态】:现行
【国别】:
【发布日期】:1994
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D21.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;蜡;抛光剂;地板覆盖物
【英文主题词】:droppoint;waxes
【摘要】:Waxesdonotgothroughasharpsolid-liquidphasechangewhenheatedandthereforedonothaveatruemeltingpoint.Asthetemperaturerises,waxesgraduallysoftenorbecomelessviscous.Forthisreason,thedeterminationofthesofteningpointmustbemadebyanarbitrarybutcloselydefinedmethodiftestvaluesaretobereproducible.Thistestisusefulindeterminingtheconsistencyofwaxes,andasoneelementinestablishingtheuniformityofshipmentsorsourceofsupply.Thistestmethodhasbeenfoundsuitableforalltypesofwaxesincludingparaffin,microcrystallinepolyethylene,andnaturalwaxes.1.1ThistestmethodcoversthedeterminationoftheASTMdroppingpointforwaxes.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E42
【国际标准分类号】:
【页数】:2P.;A4
【正文语种】: