EN ISO 3452-1 2021 Non-destructive testing - Penetrant testing - Part 1 General principles （ISO 3452-1 2021）.pdf PDF 1.2MB 34页 CEN/TR 14245 2020 Cement - Guidelines for the application of EN 197-2 Assessment and verification of constancy of performance.pdf PDF 1.11MB 40页 BS EN ISO 683-4 2018 Heat-treatable steels, alloy steels and free-cutting steels - Free-cutting steels.pdf PDF 855.2KB 30页 EN 12390-15 2019 Testing hardened concrete - Part 15 Adiabatic method for the determination of heat released by concrete during its hardening process.pdf PDF 751.84KB 18页 NF EN 1097-4-2008 Tests for mechanical and physical properties of aggregates - Part 4 determination of the voids of dry compacted filler.pdf PDF 340.61KB 14页 EN ISO 17637 2016 Non-destructive testing of welds - Visual testing of fusion-welded joints.pdf PDF 1.08MB 20页 BS EN IEC 60974-5 2019 Arc welding equipment. Wire feeders.pdf PDF 1.04MB 30页 BS EN 196-6 2018 Tracked Changes. Methods of testing cement. Determination of fineness.pdf PDF 729.75KB 20页 BS EN ISO 683-3 2019 Heat-treatable steels, alloy steels and free-cutting steels - Case-hardening steels.pdf PDF 1.07MB 46页 BS EN 12504-2 2021 Testing concrete in structures - Non-destructive testing. Determination of rebound number.pdf PDF 1.04MB 18页 NF EN 13286-52-2005 Unbound and hydraulically bound mixtures - Part 52 method for the manufacture of test specimens of hydraulically bound mixtures using vibrocompression.pdf PDF 3.16MB 10页 BS EN ISO 22476-3 2005/A1 2011 Geotechnical investigation and testing. Field testing. Standard penetration test.pdf PDF 1.23MB 26页 BS EN ISO 1452-5 2009 PlastICS pipingSystems for watersupply and for buriedand above-grounddrainage and sewerageunder pressure-Unplasticizedpoly（vinyl chloride）（PVC-U） Part 5 Fitness for purpose of thesystem ISO 1452.pdf PDF 543.04KB 22页 BS EN 1092-1-2007 法兰及其连接 按PN标注的管、阀门、配件及其附件用圆形法兰 第1部分：钢法兰Flanges and their joints - Circular flanges for pipes valves fittings and accessories PN designated - Part 1 Steel flanges.pdf PDF 3.57MB 126页 BS EN ISO 9016 2012 Destructive tests on welds in metallic materials. Impact tests. Test specimen location, notch orientation and examination.pdf PDF 1.04MB 16页 EN 55032 2015 Electromagnetic compatibility of multimedia equipment - Emission Requirements.pdf PDF 1.61MB 108页 EN 12390-6 2009 Testing hardened concrete - Part 6 Tensile splitting strength of test specimens.pdf PDF 389.82KB 14页 BS EN 10095 1999 Heat resisting steels and nickel alloys.pdf PDF 359.36KB 30页 BS EN IEC 60974-1 2018/A1 2019 Arc welding equipment. Welding power sources.pdf PDF 2.26MB 160页 EN 50173-1 2018 Information technology - Generic cabling systems - Part 1 General requirements.pdf PDF 3.53MB 184页 BS EN 1822-5-2000 High efficiency air filters （HEPA and ULPA）. Determining the efficiency of filter element.pdf PDF 391.52KB 24页 BS EN 10224 2002 Non-alloy steel tubes and fittings for the conveyance of water and other aqueous liquids. Technical delivery conditions.pdf PDF 812.95KB 62页 BS EN ISO 1452-2 2009 PlastICS pipingsystems for watersupply and for buriedand above-grounddrainage and sewerageunder pressure-Unplasticizedpoly（vinyl chloride）（PVC-U） Part 2 Pipes （ISO 1452-22009）.pdf PDF 571.65KB 32页 BS EN ISO 3506-1 2020 Fasteners. Mechanical properties of corrosion-resistant stainless steel fasteners - Bolts, screws and studs with specified grades and property classes.pdf PDF 1.23MB 48页 BS EN ISO 22476-2 2005/A1 2011 Geotechnical investigation and testing. Field testing. Dynamic probing.pdf PDF 1.5MB 40页 BS EN ISO 17892-12 2018/A1 2021 Geotechnical investigation and testing. Laboratory testing of soil. Determination of liquid and plastic limits 岩土调查和测试 土壤的实验室测试 液体和塑料极限的确定.pdf PDF 1.92MB 36页 EN 12390-18-2021 Testing hardened concrete - Part 18 Determination of the chloride migration coefficient.pdf PDF 5.51MB 18页 BS EN ISO 17892-11 2019 岩土调查和测试.土壤的实验室测试.渗透性测试 Geotechnical investigation and testing. Laboratory testing of soil. Permeability tests.pdf PDF 1000.08KB 30页 NF EN ISO 17892-3-2015 Geotechnicalinvestigation and testing -Laboratory testing of soil-Part 3 determination of particle density.pdf PDF 5.18MB 26页 EN 12390-10 2018 Testing hardened concrete - Part 10 Determination of the carbonation resistance of concrete at atmospheric levels of carbon dioxide.pdf PDF 734.81KB 24页 BS EN 12390-8 2019 Testing hardened concrete. Depth of penetration of water under pressure.pdf PDF 579.14KB 12页 BS EN ISO 683-1 2018 Heat-treatable steels, alloy steels and free-cutting steels - Non-alloy steels for quenching and tempering.pdf PDF 1.5MB 50页 BS EN 10025-2 2019 Hot rolled products of structural steels.pdf PDF 1.12MB 44页 BS EN 50525-1 2011 Electric cables. Low voltage energy cables of rated voltages up to and including 450-750 V （U0-U）. General requirements.pdf PDF 1.02MB 38页 BS EN ISO 683-5 2021 Heat treatable steels, alloy steels and free-cutting steels - Nitriding steels.pdf PDF 770.42KB 36页 BS EN 10025-3 2019 Hot rolled products of structural steels. Technical delivery conditions for normalized normalized rolled weldable fine grain structural steels.pdf PDF 1.05MB 34页 BS EN ISO 7092 2000 Plain washers. Small series. Product grade A.pdf PDF 101.53KB 16页 BS EN ISO 7094 2000 Plain washers. Extra large series. Product grade C.pdf PDF 187.36KB 14页 BS EN 10090 1998 Valve steels and alloys for internal combustion engines.pdf PDF 1.36MB 17页 NF EN ISO 17892-4 2018 Geotechnicalinvestigation and testing -Laboratory testing of soil-Part 4 Determination of particle size distribution.pdf PDF 9.1MB 41页 BS EN 60974-11 2010 Arc welding equipment. Electrode holders.pdf PDF 1.32MB 18页 NF EN 1317-5/A2-2012 Road restraint systems - Part 5 product requirements and evaluation of conformity for vehicle restraint systems.pdf PDF 551.13KB 48页 BS EN 12504-1 2019 Testing concrete in structures. Cored specimens. Taking, examining and testing in compression.pdf PDF 1.59MB 22页 BS EN 682 2002 Elastomeric seals. Materials requirements for seals used in pipes and fi ttings carrying gas and hydrocarbon fluids.pdf PDF 442.39KB 22页 BS EN 1092-2 1997 Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, PN designated - Cast iron flanges.pdf PDF 1.23MB 34页 BS EN 10311 2005 Joints for the connection of steel tubes and fittings for the conveyance of water and other aqueous liquids.pdf PDF 334.21KB 30页 NF EN 13108-2-2006 Bituminous mixtures - Material specifications - Part 2 asphalt concrete for very thin layers - M¨¦langes bitumineux.pdf PDF 12.04MB 31页 BS EN ISO 22476-1 2012 Geotechnical investigation and testing. Field testing. Electrical cone and piezocone penetration test.pdf PDF 1.26MB 46页 BS EN ISO 1452-3 2010 PlastICS piping systems forwater supply and for buriedand above-ground drainageand sewerage under pressure-Unplasticized poly（vinychloride）（PVC-U） Part 3 Fittings （lSO 1452-32009）.pdf PDF 1.5MB 48页 BS EN 1997-2 2007 Eurocode 7. Geotechnical design. Ground investigation and testing.pdf PDF 2.37MB 202页 EN ISO 17636-1 2013 Non-destructive testing of welds - Radiographic testing - Part 1 X- and gamma-ray techniques with film.pdf PDF 891.29KB 42页
