Methods for chemical analysis of nickel matte--The sodium thiosulphate titrimetric method for the determination of copper content
Methods for chemical analysis of nickel matte-Determination of copper content-Sodium thiosulphate titrimetric method
发布日期:2007-04-13 实施日期:2007-10-01
实施日期:2006-06-01
Aerospace series - Nickel base alloy NI-B31001 (NiCr19Si10) - Filler metal for brazing, tape; German version EN 3931:1998
Standard Test Method for Determination of Copper in Anode and Blister Copper
适用范围:<p id="s00009">This test method for the determination of copper in anode (99.0 to 99.8 %) and blister copper (92.0 to 98.0 %) is primarily intended as a referee method, to test such materials for compl...
实施日期:2007-02-01
Aluminium und Aluminiumlegierungen. Schrott. Schrott aus Aluminium-Kupfer-Kuehlern Aluminium and aluminium alloys Scrap Part 11:Scrap consisting of aluminium-copper radiators Aluminium et alliages d'al...
适用范围:This European Standard specifies characteristics and chemical composition of scrap consisting of aluminium-copper radiators with a copper content sufficiently high to allow its use as alloying material...
实施日期:2003-05-06
Methods for the analysis of copper alloys. Method for the determination of tin in copper alloys (nickel coil reduction method)
适用范围:Reagents, sampling, test procedure for alloys with tin content 1.0 to 14.0 per cent. Applicable to phosphor bronze and gun metals.
适用范围:本标准规定了铜丝密封圈的结构尺寸及技术要求。<br> 本标准适用于JB 5278.1规定的真空法兰连接型式。
实施日期:1991-06-30
实施日期:2007-11-01
Standard Specification for Welded Copper Heat Exchanger Tubes With Internal Enhancement
适用范围:This specification establishes the requirements for welded, internally enhanced copper tube, in straight lengths or coils, suitable for use in refrigeration and air conditioning products or other heat ...
实施日期:2012-04-01
Rods and bars of recycling copper and copper alloys
适用范围:本标准规定了再生铜及铜合金棒的产品分类、要求、试验方法、检验规则和包装、标志、运输、贮存和质量证明书、合同(或订货单)等内容。本标准适用于五金用的圆形、方形、六角形及其他异形再生铜及铜合金连铸、挤压、轧制、拉制棒材。
发布日期:2011-01-14 实施日期:2011-11-01
Enamelled rectangular copper winding wires - Part 3:Polyester enamelled rectangular copper wire, class 155
适用范围:GB/T 7095的本部分规定了155级以聚酯树脂为基的单涂层漆包铜扁绕组线的要求。如能保留原树脂的化学特性并满足对漆包线规定的所有要求,则该树脂可以改性。 注:改性树脂是一种经过化学变化的,或者含有一种或多种添加剂以...
发布日期:2008-06-13 实施日期:2009-03-01
Chemical analysis of lead. Spectrophotometric determination of copper.
实施日期:1975-02-01
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