SAE J2788 HFC-134a (R-134a) Recovery/Recycling Equipment and Recovery/Recycling/Recharging for Mobile Air-Conditioning S

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Product Code:SAE J2788
Title:HFC-134a (R-134a) Recovery/Recycling Equipment and Recovery/Recycling/Recharging for Mobile Air-Conditioning Systems
Issuing Committee:Interior Climate Control Committee
Scope:The purpose of this SAE Standard is to establish the specific minimum equipment performance requirements for recovery and recycling of HFC-134a that has been directly removed from, and is intended for reuse in, mobile air-conditioning (A/C) systems. It also is intended to establish requirements for equipment used to recharge HFC-134a to an accuracy level that meets section 9.0 of this document and SAE J2099.
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基本信息
标准名称:视频杂波测试仪检定规程
英文名称:Verification Regulation of Video Noise Meter
中标分类: 综合 >> 计量 >> 无线电计量
发布部门:国家技术监督局
发布日期:1990-02-26
实施日期:1991-02-01
首发日期:
作废日期:
归口单位:中国计量科学研究院
起草单位:广播电影电视部计量中心
起草人:汪章瑞
出版社:中国计量出版社
出版日期:
页数:30页
适用范围

本规程适用于新制造、使用中和修理后的量程为-10~-70dB(有效值)、指示值误差为0.5dB(或1dB)的视频杂波测试仪的检定。

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所属分类: 综合 计量 无线电计量
【英文标准名称】:Non-destructivetestingofwelds-Generalrulesforfusionweldsinmetallicmaterials
【原文标准名称】:焊缝的无损检验.金属材料熔焊的一般规则
【标准号】:ISO17635-2003
【标准状态】:作废
【国别】:国际
【发布日期】:2003-09
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC44
【标准类型】:()
【标准水平】:()
【中文主题词】:表面处理;渗透探伤;材料试验;无损检验;文献工作;焊缝;焊接工程;质量要求;金属的;认可实验室;合格;质量保证;焊接接头;试验类别;焊接;材料;金属材料;金属;规范(验收);试验;定义
【英文主题词】:Approvallaboratories;Definitions;Documentations;Materials;Materialstesting;Metallic;Metallicmaterials;Metals;Non-destructivetesting;Penetrantflawdetection;Qualifications;Qualityassurance;Qualityrequirements;Specification(approval);Surfacetreatment;Testcategories;Testing;Weldedjoints;Welding;Weldingengineering;Welds
【摘要】:ThisInternationalStandardgivesguidanceontheselectionofmethod(s)fornon-destructivetestingoffusionweldsinmetallicmaterialsbasedonmaterial,weldthickness,weldingprocess,qualitycontrolrequirementsandextentoftesting.ThisInternationalStandardspecifiesstandardstobeappliedtothedifferenttypesoftestingandgeneralrulesforeitherthemethodologyortheacceptancelevelformetallicmaterials.Trietestmethodsmaybeusedaloneorincombination.ThisInternationalStandardalsogivesguidanceonevaluationoftheresultsofnon-destructivetestingforqualitycontrolpurposesbasedonmaterial,weldthickness,weldingprocess,qualityrequirementsapplicationandextentoftesting.ThisInternationalStandardaddressesnon-destructivetestingofcompletedwelds.Examinationandtestingofparentmaterialspriortoweldingorbetweenweldingsequencesisnotcovered.AcceptancelevelscannotbeadirectInterpretationofthequalitylevelsdefinedinISO5817orISO10042.Theyarelinkedtotheoverallqualityoftheproducedbatchofwelds.Requirementsforacceptancelevelsfornon-destructivetestingcomplywiththequalitylevelsstatedinISO5817orISO10042(moderate,intermediate,stringent),onlyonageneralbasisandnotindetailforeachindication.
【中国标准分类号】:J33
【国际标准分类号】:25_160_40
【页数】:14P.;A4
【正文语种】:英语