Nickel base alloy powder--Determination of oxygen content--Pulse heating inert gas fusion coulometric titrimetric method
实施日期:1989-01-01
Steel and iron - Determination of hydrogen content - Inert gas impulse fusion heat conductivity method
适用范围:GB/T 223的本部分规定了用惰气脉冲熔融热导法测定钢铁中的氢含量的方法。 本方法适用于钢铁中质量分数为0.20μg/g~30.0μg/g氢含量的测定。
发布日期:2007-09-11 实施日期:2008-02-01
Equipment for continuous monitoring of radioactivity in gaseous effluents - Part 3: Specific requirements for radioactive noble gas monitors
适用范围:GB/T 7165的本部分适用于同时、延时或顺序测量向环境排放的气态排出流中放射性惰性气体的设备。 放射性惰性气体排出流监测仪应具有下列功能:——测量气态排出流排放点处放射性气体的体积活度及其随时间的变化;——当超过体...
发布日期:2008-06-19 实施日期:2009-04-01
实施日期:2002-12-04
Radiation protection instrumentation - Equipment for sampling and monitoring radioactive noble gases
实施日期:2008-10-01
实施日期:2007-06-01
Ortsfeste Brandbekaempfungsanlagen. Bauteile fuer Loeschanlagen mit gasfoermigen Loeschmitteln. Anforderungen und Pruefverfahren fuer Rueckflussverhinderer und Rueckschlagventile Fixed Firefighting Sys...
适用范围:This European Standard specifies the requirements and describes test methods for check and non-return valves for CO2, inert gas or halocarbon gas fire extinguishing systems. Non-return and check valves...
实施日期:2001-05-15
Equipment for continuous monitoring of radioactivity in gaseous effluents - Part 3: Specific requirements for radioactive noble gas monitors
实施日期:2005-05-01
Titanium and titanium alloys -- Determination of oxygen -- Infrared method after fusion under inert gas
适用范围:ISO 12963:2008 specifies an infrared method after fusion under inert gas for the determination of the mass fraction of oxygen in titanium and titanium alloys. The method is applicable to titanium and t...
发布日期:2008-01-01 实施日期:2008-01-01
Measurement of radioactivity in the environment -- Air: radon-222 -- Part 1: Origins of radon and its short-lived decay products and associated measurement methods
适用范围:ISO 11665-1:2012 outlines guidance for measuring radon-222 activity concentration and the potential alpha energy concentration of its short-lived decay products in the air. The measurement methods fall...
发布日期:2012-07-01 实施日期:2012-07-01
Radiation Protection Instrumentation. Radon and Radon Decay Product measuring Instruments. Part 1:General principles Instrumentation Pour La Radioprotection. Instruments De Mesure Du Radon Et Des Desce...
适用范围:The IEC 61577 series covers the general features concerning test and calibration of radonand radon decay product measuring instruments.This standard addresses only the instruments and associated method...
实施日期:2006-07-01
Radiation protection instrumentation - Radon and radon decay product measuring instruments - Part 4: Equipment for the production of reference atmospheres containing radon isotopes and their decay prod...
适用范围:IEC 61577-4:2009 concerns the System for Test Atmospheres with Radon (STAR) needed for testing, in a reference atmosphere, the instruments measuring radon and RnDP. Provides guidance for those facing p...
发布日期:2009-02-26 实施日期:2009-02-26
Ceriated tungsten electrodes for inert gas arc welding and plasma welding and cutting
Passive measurements of radon - Part 2: Charcoal measuring method
适用范围:This document deals with the measurement of the radioactiv noble gas <(hoch)222>Rn with passive radon measuring instruments. Passive radon measuring instruments in the sense of this document are predom...
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