Enhanced heat transfer elements used in tube-shell heat exchangers - Part 3:Wavy tubes
适用范围:本部分规定了管壳式热交换器用波节管的基本参数及技术要求。 本部分适用于管壳式热交换器用波节管,其公称压力不大于 4.0MPa ,工作温度高于一 20℃ 、低于 450℃ ,工作介质适用于碳素钢及不锈钢的场合。
发布日期:2012-09-03 实施日期:2013-01-01
Steel tubes for mining; interpose rings rated for PN 10 and PN 40
适用范围:The document applies to interpose-rings, which are used together with steel tubes as per DIN 20002-1 and -3 and fittings as per DIN 20003-1 and -3 especially for compressed air or water mains.#,,#
Method of hydrostatic burst test for line pipes
适用范围:本标准规定了输送钢管静水压爆破试验方法的试验原理、试样、试验装置和测试仪器、试验条件、试验程序、测试方法、试验结果及试验报告和试验注意事项等内容。本标准适用于输送钢管在环境温度下的静水压爆破试验。
发布日期:2012-01-04 实施日期:2012-03-01
Seamless and welded steel tubes - General tables of dimensions and masses per unit length.
Pipelines for mining; steel tubes with loose flanges and collars; projection and recess; nominal pressure 6
适用范围:This standard applies to steel tubes with loose flanges and with recessed collar including the apputenant nuts and bolts as used in mining generally for compressed-air or water mains of up to 6 bars of...
Ladders. Requirements,testing,marking
发布日期:2010-07-31 实施日期:2010-07-31
Standard Specification for Seamless and Welded Titanium and Titanium Alloy Tubes for Condensers and Heat Exchangers
实施日期:2010-05-01
Geschweisste Stahlrohre fuer Druckbeanspruchungen. Technische Lieferbedingungen. Elektrisch geschweisste Rohre aus unlegierten Staehlen mit festgelegten Eigenschaften bei tiefen Temperaturen Welded ste...
适用范围:This Part of EN 10217 specifies the technical delivery conditions in two test categories of electric welded tubes of circular cross section, with specified low temperature properties, made of non-alloy...
实施日期:2002-06-26
适用范围: 本标准规定了工业用一般结构用焊接钢管(以下简称“钢管”)的质量要求。 本标准适用于石油工业、一般工业、土木工程、民用建筑等结构中使用的圆形截面焊接钢管。
实施日期:2007-01-01
实施日期:2009-03-31
Steel tubes -- Preparation of ends of tubes and fittings for welding
适用范围:Specifies the most usual preparation for welding, gives symbols, tabulates thicknesses together with designation, symbols, forms of ends (illustrated by figures), and dimension (degrees and root face w...
发布日期:1981-10-01 实施日期:1981-10-01
Free-standing chimneys. Part 7:Product specifications of cylindrical steel fabrications for use in single wall steel chimneys and steel liners
实施日期:2012-12-01
实施日期:2010-05-01
Geschweisste Stahlrohre fuer Druckbeanspruchungen. Technische Lieferbedingungen. Rohre aus unlegierten Staehlen mit festgelegten Eigenschaften bei Raumtemperatur Welded steel tubes for pressure purpose...
适用范围:This Part of EN 10217 specifies the technical delivery conditions for two qualities TR1 and TR2 of weldedtubes of circular cross section, made of non-alloy quality steel and with specified room tempera...
实施日期:2002-06-26
Petroleum and natural gas industries-Non-destructive testing (NDT)methods of steel tubes for pressure purposes-Ultrasonic testing of the area adjacent to the weld seam of welded steel tubes for the det...
适用范围:1.1 本标准按照三种小同的验收等级(见表1),规定了承压用焊接钢管焊缝附近分层缺欠的超卢波检测要求。 本标准的目的是用于检测焊缝附近可能影响焊缝完整性的分层缺欠和/或焊缝缺欠。 注1:此项检测也可按照SY/T 64...
实施日期:2000-04-01
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