{"product_id":"gbt6404-1-2005","title":"GB\/T 6404.1-2005 English PDF (GB\/T6404.1-2005)","description":"\u003ch1\u003eGB\/T 6404.1-2005: Acceptance code for gear units -- Part 1: Test code for airborne sound\u003c\/h1\u003e\u003cb style=\"font-size:16px;\"\u003eDelivery:\u003c\/b\u003e 9 seconds. Download (and Email) true-PDF + Invoice.\u003cbr\u003e\u003cb style=\"font-size:16px;\"\u003eGet Quotation:\u003c\/b\u003e Click \u003ca style=\"color: blue;\" href=\"https:\/\/www.chinesestandard.net\/Cart\/Cart.aspx?GB\/T%206404.1-2005_English\" rel=\"nofollow\"\u003eGB\/T 6404.1-2005\u003c\/a\u003e (Self-service in 1-minute)\u003cbr\u003e\u003cb style=\"font-size:16px;\"\u003eNewer \/ historical versions: \u003c\/b\u003e \u003ca style=\"color: blue;\" href=\"https:\/\/www.chinesestandard.net\/PDF.aspx\/GBT6404.1-2005\"\u003eGB\/T 6404.1-2005\u003c\/a\u003e\u003ch2\u003ePreview True-PDF\u003c\/h2\u003e\u003ciframe src=\"https:\/\/www.chinesestandard.net\/Preview_PDF.aspx\/GBT6404.1-2005\" width=\"445\" height=\"600\" title=\"GB\/T 6404.1-2005 True-PDF\"\u003e\u003c\/iframe\u003e \u003cbr\u003e\u003ch2\u003eScope\u003c\/h2\u003eThis Part of GB\/T 6404 specifies the instructions and standardized conditions necessary \u003cbr\u003efor the determination of the airborne sound emission of gear units and gearmotors. It \u003cbr\u003ealso specifies the allowed measurement methods, together with the operating and \u003cbr\u003emounting conditions used for the test. \u003cbr\u003eThe emission characteristics include emission sound pressure levels at specified \u003cbr\u003epositions and the sound power level. The determination of these quantities is necessary \u003cbr\u003efor \u003cbr\u003ea) manufacturers of gear units or gearmotors, in order that they may be able to \u003cbr\u003edeclare the emitted sound, \u003cbr\u003eb) for comparing the sound emitted by gear units and gearmotors under service \u003cbr\u003eoperation, and \u003cbr\u003ec) for the purpose of noise control at the design stage. \u003cbr\u003eThis Part of GB\/T 6404 has the aim of ensuring, with its use, the reproducibility of the \u003cbr\u003edetermination of the airborne sound emission characteristics within specified limits \u003cbr\u003edetermined by the grade of accuracy of the basic measurement method used. The sound \u003cbr\u003emeasurement methods allowed by this Part of GB\/T 6404 are engineering methods \u003cbr\u003e(grade 2) and survey methods (grade 3). \u003cbr\u003e\u003cbr\u003e\u003ch2\u003eBasic Data\u003c\/h2\u003e\u003ctable id=\"TableTabAbout0\" rules=\"all\" border=\"1\" style=\"font-family:Arial;font-size:Small;\"\u003e  \u003ctr id=\"TableTabRow10\"\u003e     \u003ctd id=\"TableTabCell110\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eStandard ID\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell120\" align=\"center\"\u003e GB\/T 6404.1-2005 (GB\/T6404.1-2005)\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow20\"\u003e     \u003ctd id=\"TableTabCell210\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eDescription (Translated English)\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell220\" align=\"center\"\u003e Acceptance code for gear units -- Part 1: Test code for airborne sound\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow30\"\u003e     \u003ctd id=\"TableTabCell310\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eSector \/ Industry\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell320\" align=\"center\"\u003e National Standard (Recommended)\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow40\"\u003e     \u003ctd id=\"TableTabCell410\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eClassification of Chinese Standard\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell420\" align=\"center\"\u003e J17\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow50\"\u003e     \u003ctd id=\"TableTabCell510\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eClassification of International Standard\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell520\" align=\"center\"\u003e 21.200\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow60\"\u003e     \u003ctd id=\"TableTabCell610\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eWord Count Estimation\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell620\" align=\"center\"\u003e 41,471\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow70\"\u003e     \u003ctd id=\"TableTabCell710\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eDate of Issue\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell720\" align=\"center\"\u003e 2005-09-19\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow80\"\u003e     \u003ctd id=\"TableTabCell810\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eDate of Implementation\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell820\" align=\"center\"\u003e 2006-04-01\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow90\"\u003e     \u003ctd id=\"TableTabCell910\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eOlder Standard (superseded by this standard)\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell920\" align=\"center\"\u003e GB\/T 6404-1986\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow100\"\u003e     \u003ctd id=\"TableTabCell1010\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eAdopted Standard\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell1020\" align=\"center\"\u003e ISO 8579-1-2002; IDT\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow110\"\u003e     \u003ctd id=\"TableTabCell1110\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eRegulation (derived from)\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell1120\" align=\"center\"\u003e Announcement of Newly Approved National Standards No. 12 of 2005 (total 86)\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow120\"\u003e     \u003ctd id=\"TableTabCell1210\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eIssuing agency(ies)\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell1220\" align=\"center\"\u003e General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China, China National Standardization Administration Committee\u003c\/td\u003e  \u003c\/tr\u003e\n\u003ctr id=\"TableTabRow130\"\u003e     \u003ctd id=\"TableTabCell1310\" align=\"center\" font=\"bold\"\u003e \u003cb\u003eSummary\u003c\/b\u003e \u003c\/td\u003e    \u003ctd id=\"TableTabCell1320\" align=\"center\"\u003e This standard specifies: Identify the gear unit and with a motor gear issued -, airborne noise the necessary instructions and standard conditions. Combined for testing the operating conditions and installation conditions. Also gives allowed measuring methods. \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cbr\u003e\u003cbr\u003e","brand":"www.ChineseStandard.us -- Field Test Asia Pte. Ltd.","offers":[{"title":"Default Title","offer_id":53023265653050,"sku":null,"price":895.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0821\/5737\/1706\/files\/GBT6404.1-2005EN.1_32361e5c-a809-4d19-b1e8-b42ffab11678.jpg?v=1770972120","url":"https:\/\/www.chinesestandard.us\/products\/gbt6404-1-2005","provider":"www.ChineseStandard.us (www.ChineseStandard.net)","version":"1.0","type":"link"}