适用范围:本标准规定了弯曲校正机的完好要求和检查、评定方法。 本标准适用于板料弯曲机、三辊卷板机、弯管机、型材弯曲机、板料校平机、型材校直机、板料折弯机、轧平机等弯曲校正机械。其他型式弯曲校正机亦可参照执行。
发布日期:1906-06-08 实施日期:1906-06-08
Optics and optical instruments - Microscopes - Imaging distances related to mechanical reference planes - Part 2: Infinity-corrected optical systems (ISO 9345-2:2003)
适用范围:Specification of the imaging distances of objectives," eyepieces and the focal length of ""normal"" tube lenses of microscopes with infinity-corrected optical systems.#",,#
Produkte zur Aufbereitung von Wasser fuer den menschlichen Gebrauch. Dikaliummonohydrogenphosphat Chemicals used for treatment of water intended for human consumption Dipotassium hydrogen orthophosphat...
适用范围:This document is applicable to dipotassium hydrogen orthophosphate used for treatment of water intended for human consumption. It describes the characteristics and specifies the requirements and the co...
实施日期:2005-03-31
Futtermittel. Bestimmung des Kalium-und Natriumgehalts. Flammenemissionsspektralphotometrisches Verfahren Methods for Analysis of Animal Feeding Stuffs-Part 21:Determination of Potassium and Sodium Con...
适用范围:This International Standard specifies a calibration method and a standard addition method for the determination of potassium and sodium contents of animal feeding stuffs by flame-emission spectrometry....
实施日期:2001-05-15
Information technology -- Message Handling Systems (MHS): Message store: Abstract service definition
发布日期:1999-12-01 实施日期:1999-12-01
适用范围:本标准适用于航空自动控制系统中作计算用的正余弦旋转变压器和作传输用的正余弦旋转变压器。
发布日期:1986-12-31 实施日期:1987-06-30
Acoustics -- Reference zero for the calibration of audiometric equipment -- Part 3: Reference equivalent threshold force levels for pure tones and bone vibrators
适用范围:Specifies the following data applicable to the calibration of bone vibrators for pure-tone bone-conduction audiometry: reference equivalent threshold force levels (RETFL), corresponding to the threshol...
发布日期:1994-09-01 实施日期:1994-09-01
Durchfluss(mengen)messung in offenen Gerinnen. Bestimmung des Verhaeltnisses zwischen (Fluessigkeits)Stand und Ablauf(menge) Measurement of Liquid Flow in Open Channels-Part 2:Determination of the Stag...
适用范围:Specifies methods of determining the stage-discharge relation for a gauging station in both stable and unstable channels, including those subject to ice conditions. Includes an analysis of the uncertai...
实施日期:1998-07-15
Aluminium und Aluminiumlegierungen. Gezogene Stangen und Rohre. Mit Kammerwerkzeug Stranggepresste Rohre,Grenzabma?e und Formtoleranzen Aluminium and aluminium alloys. Cold drawn rod/bar and tube. Part...
适用范围:This document specifies the tolerances on dimensions and form for aluminium and aluminium alloy cold drawnporthole tubes with an outside diameter (OD) from 3 mm to 350 mm (round tube, see Figure 1) or ...
实施日期:2008-04-30
Pruefmethoden fuer Fluornatrium fuer industrielle Anwendung. Bestimmung des Siliziumgehaltes Methods of Test for Sodium Fluoride for Industrial Use Part 6:Determination of Silica Content Methodes d'ess...
适用范围:This International Standard specifies a spectrophotometric method, using the reduced molybdosilicate, for deter-mining the silica content of sodium fluoride primarily used for the production of alumini...
实施日期:1980-01-01
Gears -- Cylindrical involute gears and gear pairs -- Concepts and geometry
适用范围:ISO 21771:2007 specifies the geometric concepts and parameters for cylindrical gears with involute helicoid tooth flanks. Flank modifications are included. It also covers the concepts and parameters fo...
发布日期:2007-09-01 实施日期:2007-09-01
AMENDMENT 2 Electromagnetic compatibility (EMC). Part 4-14:Testing and measurement techniques. Voltage fluctuation immunity test for equipment with input current not exceeding 16 A per phase
实施日期:2009-05-01
Curtain walling - Resistance to wind load - Performance requirements
适用范围:This standard defines the structural performance requirements of curtain walling under wind load, both its fixed and openable parts, under postive and negative static air pressure. This standard applie...
Light measuring system for testing smoke development
适用范围:This standard describes a system for testing smoke development.
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