SAE AMS6381 Steel, Mechanical Tubing, 0.95Cr - 0.20Mo (0.38 - 0.43C) (SAE 4140)

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Product Code:SAE AMS6381
Title:Steel, Mechanical Tubing, 0.95Cr - 0.20Mo (0.38 - 0.43C) (SAE 4140)
Issuing Committee:Ams E Carbon And Low Alloy Steels Committee
Scope:This specification covers an aircraft-quality, low-alloy steel in the form of mechanical tubing.
基本信息
标准名称:窄轨工矿电机车轮轴技术条件
中标分类: 铁路 >> 机车 >> 工矿电力机车
发布日期:
实施日期:1991-04-01
首发日期:
作废日期:
出版日期:
页数:7页
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: 铁路 机车 工矿电力机车
【英文标准名称】:StandardPracticeforGenericMarkingofPlasticProducts
【原文标准名称】:塑料产品的类别标记的标准实施规程
【标准号】:ASTMD1972-1997(2005)
【标准状态】:现行
【国别】:
【发布日期】:1997
【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】:D20.95
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:名称与符号;塑料制品
【英文主题词】:identification;marking;plastics;recycling
【摘要】:Thismarkingsystemistoprovideassistanceinidentificationofproductsformakingsubsequentdecisionsastohandling,recycling,ordisposal.ThesystemisbasedonstandardabbreviatedtermsrelatingtoplasticspublishedintheISO1043seriesofstandardsandinASTMD1600.AsystemforexpandedgenericmarkingisdescribedinnonmandatoryAppendixX1.1.1Thispracticecoversasystemforuniformmarkingofproductsthathavebeenfabricatedfrompolymericmaterials.Provisionfortheprocessorprocessestobeusedformarkingisoutsidethescopeofthispractice.Note18212;Precisedetailsofthemarking,forexample,theminimumsizeoftheitemtobemarked,thesizeofthelettering,andtheappropriatelocationofthemarking,maybesubjecttoagreementbetweenthemanufacturerandtheuser.1.2Theabbreviatedtermsusedaretoprovidegenericidentificationofthepolymer(s).1.3Thispracticeisespeciallypertinentforusewithdurableplasticcomponentsofproducts.Thispracticeisnotintendedtosupplant,replace,orinanywayinterferewiththerequirementsfoundinlegislationformarkingorlabelingofpackaging.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note28212;Inmanyrespects,thispracticeissimilartoISO11469.
【中国标准分类号】:G31
【国际标准分类号】:83_140_01
【页数】:3P.;A4
【正文语种】: